ABB solar inverters Product manual PVS300 string inverters
List of related manuals PVS300 manuals PVS300 string inverters user’s guide Code (English) 3AUA0000100680 Option manuals and guides PVS-APK-F control unit wall mounting kit for PVS300 3AUA0000108440 string inverters installation guide PVS-APK-M control unit table stand and wireless 3AUA0000100644 communication kit for PVS300 string inverters installation guide SREA-50 Remote monitoring adapter product manual 3AUA0000098875, English SREA-50 Remote monitoring adapter quick installation 3AUA0000098876, and s
Product manual PVS300 string inverters Table of contents 1. Safety 4. Mechanical installation 5. Electrical installation 7. Start-up 2013 ABB Oy. All Rights Reserved.
Table of contents 5 Table of contents List of related manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1. Safety What this chapter contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Use of warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Intended use . . . . . . . . . . . . . . . . . . . . . . . .
Table of contents RJ45 data connector X6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Additional PE terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 4. Planning the installation What this chapter contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Selecting the location for the inverter . . . . . . . . . . . . . . . . . . . .
Table of contents 7 General rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Checking the insulation of the assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Inverter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AC output cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table of contents 10. Maintenance What this chapter contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . General about maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Self-diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Requirements for maintenance personnel . . . . . . . . . . . . . . . . . . . . . . .
Table of contents 9 Further information
Table of contents
Safety 11 1 Safety What this chapter contains This chapter presents the safety instructions which you must follow when installing, operating and servicing the inverter. Read these safety instructions carefully before working with the product. Failure to observe these instructions can result in physical injury or death, and may also damage the product or associated equipment.
Safety The following warning label is attached to the secondary cover of the inverter. The following warning label is attached on the right side of the inverter.
Safety 13 Intended use The inverter can only be used as part of a photovoltaic (PV) system when it is permanently connected to the electrical grid. Safety during installation and maintenance These warnings are intended for everyone who works with the inverter, its input and output cabling, or the associated solar array(s). Perform installation and maintenance work in accordance with the instructions in this manual, and with applicable regulations and standards in the installation country or region.
Safety Isolating the inverter from external power sources Isolating the inverter from external power sources 1 Turn off the main disconnector and circuit breaker(s) at the AC distribution board. 2 Turn the DC switch on the front of the inverter to the OFF position. The DC switch does not completely isolate the DC input connectors from the solar array. 3 If applicable, turn off disconnecting switches and circuit breakers between the inverter and solar array(s).
Safety 15 Grounding safety rules for electricians • Comply with all relevant electrical safety regulations of the installation country or region. • Always connect protective earth (PE) to the inverter and associated equipment to ensure personal safety and electromagnetic compatibility. • Ensure that grounding connections are sized to meet safety regulations. • Chaining is not allowed.
Safety General safety WARNING! Ignoring the following instructions can cause physical injury or death, or damage to the equipment. Before turning on the inverter and putting it into service: • Take care of any permits and approvals required by local authorities. • Inform the respective utility company about the grid connection. • Make sure that all system equipment is suitable for operation. • Perform necessary tests and measurements at the solar array and electrical grid side.
Introduction to the manual 17 2 Introduction to the manual What this chapter contains This chapter describes the intended audience and contents of the manual. It includes a flowchart, covering delivery to commissioning, with references to where detailed instructions can be found. Applicability The manual is applicable to PVS300 inverters only. Target audience This manual is intended for people who plan the installation, install, commission, use and service the inverter.
Introduction to the manual Planning the installation describes the steps which must be completed prior to actual installation. Mechanical installation describes the mechanical installation. Electrical installation describes the electrical installation. Installation checklist contains a list for final checking of the installation. Start-up describes the start-up procedure, configuration of remote monitoring and 3phase system monitoring. Operation presents the control unit views, functions and messages.
Introduction to the manual 19 Quick installation and start-up flowchart Task Plan the installation: Check ambient conditions, inverter ratings, cabling requirements, required cooling air flow, installation location, prepare equipment layout, compatibility with solar arrays and other system equipment. Select the cables and fastening components.
Introduction to the manual Task See: Commission the inverter.
Introduction to the manual 21 Terms and abbreviations Term/abbreviation Explanation AC Alternating current. Cable lug A connector which is crimped onto the end of cable. Also known as a crimp connector or cable anchor. Circuit breaker Automatic switch which will trip to OFF and protect the load circuit in the event of short circuit and overcurrent situations. Control board Circuit board in which the control program runs. DC Direct current. EFB Embedded fieldbus.
Introduction to the manual Term/abbreviation Explanation Solar array Group of parallel-connected solar strings. Solar array junction box Device that connects outputs of multiple solar source circuits (strings) into a combined output circuit or circuits. Solar cell Solar cell or photovoltaic cell is an electronic device that converts solar energy into direct current electricity by the photovoltaic effect.
Operation basics and hardware description 23 3 Operation basics and hardware description What this chapter contains This chapter briefly describes the construction, operation and control principle of the PVS300 string inverter. Overview The PVS300 transformerless string inverter converts direct current (DC) generated by the solar arrays to single phase alternating current (AC). The AC is then fed to either the public electricity grid or to a load circuit which is connected to the public electricity grid.
Operation basics and hardware description 1. As the sun rises, the inverter wakes up when there is enough daylight for the solar modules to generate DC voltage in excess of the minimum inverter operating limit. 2. After waking up, the inverter verifies the status of the power line and then switches to the normal operating mode. 3. During operation, the inverter feeds current to the power line, and monitors both the solar arrays (DC) and power line (AC). 4.
Operation basics and hardware description 25 Layout drawing 1 4 22 2 6 5 8 7 3 19 12 9 11 10 13 15 14 20 16 18 No. Description 1) 17 21 No.
Operation basics and hardware description 1) Interlocked. The front cover and the bottom cover can be removed and replaced only when the DC switch is in position 0 (switched off). The covers can be removed separately. 2) The cooling fan cools the heat sink and main circuit components. The stirring fan cools the control board. 3) Control cable clamps (3 pieces), fixing screws M4x14 (6 pieces), allen key, inverter securing screw, second PE Terminal. AC connector, DC connector sealing plugs.
Operation basics and hardware description 27 Block diagram of three-phase photovoltaic (PV) system The figure below shows the three-phase system configuration. PV1 PVn PV1 PVn 3 x 1/N/PE AC 230 V 50Hz PVS300 PVS300 kWh kWh 3~ 7 2 PV1 PVn PVS300 1 3 No.
Operation basics and hardware description PVS300 block diagram 2 3 5 9 10 1 7 4 11 6 8 6 12 13 14 15 16 17 No.
Operation basics and hardware description 29 Features Operation and protection features Feature Description/Operation Automatic operation The inverter wakes up and goes to sleep automatically depending on the solar radiation conditions. It connects and disconnects to the electrical grid automatically according to country requirements. The inverter studies the system operations; it generates messages and production data information to the user.
Operation basics and hardware description Feature Description/Operation AC Short circuit protection In case of external AC side short circuit, the inverter trips to protect its electronics. Over temperature protection If the inverter detects potentially harmful internal temperatures, it shall temporarily limit output power by changing the DC operating point. If the internal temperature rises towards dangerous limits, power conversion and grid connection is interrupted.
Operation basics and hardware description 31 Type designation label The type designation label is located on the right hand side of the inverter. 2 Solar Inverter PVS300-TL-8000W-2 1 MYYWWRXXXX 3 IP55, outdoor -25°C to +60°C Protection Class I Overvoltage Cat. III DC Input VDC,max 900 V VMPP,min 335 V VMPP,max 800 V PPV,max 8900 W IDC,max 25.4 A S/N MYYWWRXXXX No.
Operation basics and hardware description Optional accessories Type designation Description SREA-50 Remote monitoring adapter with data logger, Ethernet port and integrated Web-browser based graphical user interface. PVS-APK-F Fixed control unit wall mounting kit including flush and surface mounting frames and cabling adapters. PVS-APK-M Mobile control unit mounting kit including communication transceivers, power source and table stand.
Operation basics and hardware description 33 Nut inserts for clamp connections Nut inserts are the connection points for control cable shields and clamp connectors to protective earth. RJ45 data connector X6 RJ45 (8p8c) connector is used for connecting the control unit or wireless communication (part of PVS-APK-M) kit to the inverter’s control board.
Operation basics and hardware description
Planning the installation 35 4 Planning the installation What this chapter contains This chapter instructs in planning the mechanical and electrical installation.
Planning the installation The installation location must be accessible in emergencies and for maintenance. The installation location must be out of reach of children, pets and pests. During operation, the inverter can produce a slight noise or vibration which could disturb people. Consider this when selecting the installation location and materials. When choosing the installation place, ensure that all labels on the inverter are visible at all times. Do not install the inverter in direct sunlight.
Planning the installation 37 Selecting the power cables General rules Dimension the DC input power and AC output power cables according to the local regulations and the following rules: • Select cables rated for at least 70 °C maximum permissible temperature of conductor in continuous use. • Select a DC cable rated for at least 1000 V DC and which is approved for solar applications. • Use only double insulated cables at both DC and AC side. • Select an AC cable rated for at least 500 V AC.
Planning the installation Recommended AC output power cable types The power cable types that can be used for the inverter AC output are shown below. Shielded cable with line and neutral conductors and a concentric PE conductor as shield. The shield must meet the PE conductor cross section requirements, see General rules on page 37. Check with local / state / country electrical codes for allowance. Shielded cable with line and neutral conductors and a concentric PE conductor as shield.
Planning the installation 39 Selecting the control cables General rules It is recommended to use halogen free, shielded control and data cables. A double-shielded cable is the best alternative for low-voltage digital signals but a single-shielded twisted pair cable is also usable. Double-shielded twisted pair cable Single-shielded twisted pair cable Signals in separate cables Never mix 24 V DC and 115/230 V AC signals in the same cable.
Planning the installation Recommended cable type for remote control unit and I2I interfaces over EIA/RS-485 Shielded twisted pair (STP) cable (for example Lapp Kabel UNITRONIC® LiHCH (TP) or equivalent) is recommended. These interfaces do not require termination resistors. The cabling distance is related to the data transfer velocity. The default baud rate for the remote control unit and I2I link is 19.2 kBit/s.
Planning the installation 41 Tools needed during installation Depending on the system size, selected mounting location and materials used, mechanical and electrical installers could need the following equipment and tools: General tools • Personal safety equipment such as gloves, helmet, goggles, ear plugs, safety harness etc. • Step ladders. • Knife. Tools for mechanical installation • Equipment for transporting and lifting the inverter. • Electric (hammer) drill. • Hammer.
Planning the installation Checking solar array and inverter compatibility Check that: • Solar modules and DC cables used in the system are Protection Class II certified (double insulated). • Solar modules used in the system do not require grounding of DC+ or DCterminals. • Solar modules used in the system are all of the same type and that they all have IEC 61730 Class A rating. • Solar strings to be connected to the inverter all have an equal configuration.
Planning the installation 43 Protecting the solar array and DC input cables from short-circuits The inverter DC string fuses and short-circuit diode protect the inverter DC circuit, the DC input cables and solar modules from short-circuit situations provided that the DC cables and solar array are dimensioned according to inverter nominal DC voltage, current and string fuse ratings.
Planning the installation The following table shows the common line-to-neutral and line-to-line voltages in TN and TT type grids.
Planning the installation 45 Connection diagram for neutral grounded TN-C-S type grid L N PE L3 L N PE 23 0V 0V 23 L1 N 230 V L N PE L2 Earth Connection diagram for neutral grounded TT type grid L N PE L3 L N PE 23 0V 0V 23 L1 N 230 V L N PE L2 Earth Earth Corner grounded TN and TT type grids Connection diagrams for three PVS300 solar inverters to corner grounded TN and TT grids are shown in the following figures.
Planning the installation automatically from the grid if a residual current >300 mA or quick rise >30 mA is detected.
Planning the installation 47 Split phase TN and TT type grids The following diagrams show three PVS300 solar inverters connected to split phase TN and TT grids. In a split phase TN or TT type grid, the voltage seen by each PVS300 inverter is the line-to-line voltage. The allowed line-to-line RMS voltages are 208, 220, 230 and 240 V. The following table shows the different line-to-earth voltages for split phase TN or TT type grids.
Planning the installation
Mechanical installation 49 5 Mechanical installation What this chapter contains This chapter describes how to check the installation location and inverter delivery, the installation tools required and the mechanical installation procedure for the inverter. WARNING! Ignoring the following instructions can cause physical injury or death, or damage to the equipment. Checking the installation site See section Planning the installation on page 35 for all steps which must be completed during the planning phase.
Mechanical installation No. Description of sales packages features and materials delivered 1 Lid of package (opens in a similar way to the base of the package) 2 PVS300 product manual 3 PVS300 user’s guide 4 Mounting plate 5 Removable packaging supports 6 Inverter 7 Base of package 8 Labels of sales package 9 Installation accessories 1. Check that the package is not damaged. 2.
Mechanical installation 51 Removing and replacing the front cover and bottom cover 3 2 1 4 The front and bottom covers can only be removed and replaced when the DC switch (1) is set to the OFF position. It is not possible to turn the DC switch, or operate the inverter, when either of the covers is removed. The front and bottom covers can be removed separately; they do not always need to be removed together.
Mechanical installation Removing and replacing the bottom cover To remove the bottom cover, turn the DC switch (1) to the OFF position and then gently pull the bottom cover (4) downwards. To replace the bottom cover, ensure that the DC switch is in the OFF position and gently push the over upwards.
Mechanical installation 53 Installing the mounting plate onto the supporting structure See section Dimension drawing on page 121 for details of dimensions, weights and free space requirements. 1 3 3 2 3 5 4 6 No. Description 1 Cantilever support for inverter hanging 2 Pilot securing point, 6.5 mm 3 Wall securing points, 3pcs, 6.
Mechanical installation Mounting dimensions Clearances H H1 H2 H3 W W1 W2 W3 W4 CB CS CT mm 411 200 239 143 288 61 87 47 181 500 250 250 inches 16.2 7.87 9.41 5.63 11.3 2.40 3.43 1.85 7.13 19.7 9.8 9.8 Installation sequence Note: Ensure that dust from drilling will not enter the inverter during the installation.
Mechanical installation 55 • If stud work can be located behind the wall surface and the mounting plate holes can be aligned with it, the mounting plate can be fastened to the stud work. • If suitable stud work cannot be located, a strong supporting structure (for example, stud work, boards, railings) must be prepared on the wall surface. 2 1 2 2 1. Use the pilot securing point (1) to temporarily hang the mounting plate in its intended location.
Mechanical installation Installing the inverter onto the mounting plate Installation sequence 1. Remove the bottom cover from the inverter. See Removing and replacing the front cover and bottom cover on page 51. 2. With the top of the inverter tilted slightly towards you, lift it up so that the bottom hook of the mounting plate goes into slot on the back of the inverter 3. Tilt the inverter backwards so that it is almost vertical. 4. Slide the inverter upwards and hook it onto the cantilever support.
Electrical installation 57 6 Electrical installation What this chapter contains This chapter describes the electrical installation process for the inverter. It explains how to fit connectors and to perform cabling. It also presents the purpose and pinout of each connector. See section Safety during installation and maintenance on page 13. Isolate the inverter from all power sources during installation and cabling work. See Isolating the inverter from external power sources on page 14.
Electrical installation Routing the cables General rules Ideally, the input, output and control cables should be installed on separate trays. If control cables must cross over power cables, arrange them at an angle as near to 90 degrees as possible. Try to ensure that control cables and power cables (AC and DC) are kept at least 20 cm (8 inches) apart. Do not run any cables behind the inverter. Metal cable trays must be electrically bonded to each other and to the grounding electrodes.
Electrical installation 59 fault message is generated and grid connection is prevented. The inverter is also equipped with overvoltage protection devices on both the DC and AC sides. Inverter The inverter has been tested for insulation between the main circuit and the chassis (1500 V rms 50 Hz for 1 second) at the factory. Do not perform any additional voltage tolerance or insulation resistance tests, for example with hi-pot or megger, on any part of the inverter.
Electrical installation Connection diagram Description Description 1 Relay output terminal (optional) 6 RJ45 data type 8P8C plug 2 Remote control unit terminal 7 RJ45 data type 8P8C jack 3 I2I link terminal 8 AC cable connector 4 RS-485 embedded fieldbus interface 9 Additional PE terminal* 5 Clamp connections for cable shields 10 Input DC + and - connectors * Required if the conductivity of the primary PE conductor is insufficient. See Selecting the power cables on page 37.
Electrical installation 61 Connecting the power cables See section Selecting the power cables on page 37. Connection area layout 3 1 4 2 5 Description 1 Negative DC inputs, female panel receptacles, 4 in parallel 2 Positive DC inputs, male panel receptacles, 4 in parallel 3 Feed through rubber grommets for control cables, 3 pieces.
Electrical installation DC cabling connection procedure Description 1 Turn OFF the DC switch on the inverter front panel and isolate the inverter from all possible power sources. See Isolating the inverter from external power sources on page 14.
Electrical installation 63 Description 2 Use connector type PV-KBT4 for the DC+ connection and connector type PV-KST4 for the DC- connection. 3 Check that the cables are of the right type and diameter. Check that the conductor diameter corresponds to the internal diameter of the metal contact. MC4 cable coupler types and ratings: 4 Strip the insulation to expose 6 mm - 7.5 mm of the conductor. Take care not to cut individual conductor strands.
Electrical installation Description 7 Pull lightly to check that the contact has properly engaged. 8 Insert the test pin with the corresponding side into the socket or plug. If the contact is properly assembled, the white marking on the test pin must still be visible. 9 Screw on the cable gland hand-tight and then tighten it to the correct torque for the solar cables used. Typical values are 2.5 Nm to 3 Nm.
Electrical installation 65 AC cabling connection procedure Description 1 Isolate the inverter from all possible power sources. See Isolating the inverter from external power sources on page 14. 2 Insert AC cable through AC connector body and multilayer rubber grommet. Discard unused parts of the rubber grommet. 3 Strip cable and it’s conductors. If cable screen/shield is used as PE conductor, mark the screen with yellow/green insulation tape. 4 Implement the steps below: 1.
Electrical installation Connecting the control cables See section Recommended AC output power cable types on page 38. Connection area layout 6 5 7 1 2 8 3 4 9 Description 1 X1 spring terminal, programmable output relay interface for external control equipment. 2 X2 spring terminal, RS-485 interface for remotely installed control unit. 3 X3 spring terminal, RS-485 I2I interface for communication purposes between 3 inverters in 3~ system.
Electrical installation 67 Note: Grounding the cable shield: • Do not connect the cable shield to the isolated functional ground of terminals X2, X3 or X4. • Connect the cable shield with the provided clamp connectors to the grounded nut insert [item 9]. • Ground only one end of the cable shield to avoid forming ground loops. Ground loops can cause interference to the inverter’s operation.
Electrical installation Output relay, terminal X1 Pin Name Description X1:1 RO_COM Relay output, common X1:2 RO_NC Relay output, normally closed X1:3 RO_NO Relay output, normally open Control unit remote installation, terminal X2 8 1 Pin Name X2:1 Data + Description Inverter RS-485 transmit data X2:2 Data - Inverter RS-485 receive data X2:3 GND_A Functional ground, isolated / Ground for external RS-485 adapter X2:4 +24V_A_1 +24 V X2:5 GND_A Functional ground, isolated
Electrical installation 69 Remote RJ45 connector Inverter 1 PE PE N N L L X2 1(+) 1(+) 2(-) 2(-) 3 3 4 4 5 5 6 6 7 8 For further information about remotely installing the control unit, see PVS-APK-F control unit wall mounting kit for PVS300 string inverters installation guide (3AUA0000108440 [English]) and PVS-APK-M control unit table stand and wireless communication kit for PVS300 string inverters installation guide (3AUA0000100644 [English]).
Electrical installation Inverter to inverter link, terminal X3 (I2I) Pin Name Description X3:1 Data + Inverter RS-485 transmit data X3:2 Data - Inverter RS-485 receive data X3:3 GND_A Functional ground, isolated Inverter 1 PE PE N N L L Grounded nut insert 1(+) X3 2(-) 3 Inverter 2 PE PE N N L L 1(+) X3 2(-) 3 Inverter 3 PE PE N N L L 1(+) X3 2(-) 3
Electrical installation 71 Embedded fieldbus interface, terminal X4 Pin Name Description X4:1 Data + Inverter RS-485 transmit data X4:2 Data - Inverter RS-485 receive data X4:3 GND_A Functional ground, isolated Embedded fieldbus interface, termination resistor switch Switch Name Description S1:1 BIAS_ENA Not used, default OFF S1:2 TER_ENA 120 Ohm termination resistor enable, Switched ON at the end of the embedded fieldbus network, default OFF Inverter 1 X4 S1:2 OFF Grounded nut i
Electrical installation Connection procedure 1. Remove the front and bottom covers. See Removing and replacing the front cover and bottom cover on page 51. 2. If necessary, fit DC connectors to the ends of the cables coming from the solar strings. See DC cabling connection procedure on page 62. 3. Connect the DC cables to the inverter. See DC cabling connection procedure on page 62. 4.
Installation checklist 73 7 Installation checklist What this chapter contains This chapter contains an inspection list for checking the mechanical and electrical installation of the inverter before start-up. Checklist Go through the checklist with another person. Follow the instructions given in chapter Safety on page 11 before you work on the inverter. Site owner and contact details: Installation company and address: Site address: Installers’ names and contact details: 1. 2.
Installation checklist Mechanical installation (see Mechanical installation on page 49) Check that: The mechanical installation and markings correspond to the system’s layout and design drawings. The installation location is properly selected. There is sufficient free space around the unit (see Dimension drawing on page 121). The cooling air is able to flow freely (see Required clearances for cooling on page 123).
Installation checklist 75 Electrical installation (see Electrical installation on page 57) The external line circuit breakers are adequately sized. See AC Output data and grid requirements on page 114. The AC distribution board is installed, wired and inspected correctly and according to local regulations. All shrouds and covers are in place and secured.
Installation checklist
Start-up 77 8 Start-up What this chapter contains This chapter describes the start-up procedure of the inverter. WARNING! Only qualified electricians are allowed to perform installation, cabling or testing work on the inverter! The safety instructions in chapter Safety on page 11 must be followed during the installation and start-up procedure. Primary checks Note: The first start-up procedure is recommended to be performed before using the wireless installation option of the control unit.
Start-up First start-up Switch ON the AC line circuit breaker at the AC distribution board. The control board and graphical display wakes up. The boot screen appears with a counterclockwise rotating arrow. After 10 seconds, the splash screen appears for a few seconds. Select the user language with the Up or Down Arrow keys. English is the default user language. Note: This step is shown only when the firmware version offers multilingual support.
Start-up 79 First start-up First start assistance appears automatically to the screen if the inverter has been powered up for the first time after factory tests. First start assistance also appears automatically if the unit has been powered up but the first start-up settings have not been confirmed by the user. Press right softkey to continue forward. Set the date with the Up or Down Arrow keys. Use the Right or Left Arrow keys to move between the Day, Month and Year.
Start-up First start-up The time appears in the middle of the Soft Key bar. Select the installation country with the Up or Down Arrow keys. The correct installation country must be selected otherwise correct grid connection parameters are not activated and the inverter shall not start operation. If the correct installation country is not in the list, contact your inverter supplier and verify that the inverter can be used in your country.
Start-up 81 First start-up When adequate DC voltages are available from the solar array, the inverter switches to get its power from the solar array side. The inverter will then make a series of system safety checks. If safety checks are OK the inverter will connect to the AC grid. Setting up remote control unit interface For remote installation with a cable or wireless transceiver, please refer to Electrical installation on page 57.
Start-up Setting up the embedded fieldbus interface for remote monitoring The node addresses need to match the slave addresses with which the monitoring system communicates. From Menu -> Communication -> Embedded Fieldbus, set the following parameters: 58.01 Protocol enable. 0=none, 1=Modbus RTU. 58.03 Node address. Set the inverter's node address. Two inverters with the same address are not allowed on-line. Do not use address value 0 or values above 247.
Operation 83 9 Operation What this chapter contains This chapter describes the operating modes, operation of the control unit, the information shown by LEDs and the graphical display. The inverter user interface The control unit sits behind the front panel. Normally, the inverter is controlled using the buttons on the front panel which activate the corresponding buttons on the control unit.
Operation Front cover on Front cover off 1 1 3 2 2 3 4 5 6 5 6 7 No. 1 Description Graphical display 2 Left softkey 3 Right softkey 4 Status LED, dual color green or red 5 Up/Down/Left/Right arrow keys 6 Help key 7 USB connector and lid (for use by service only) The inverter’s main user interface is a control unit, featuring buttons, LEDs and an LCD graphical display.
Operation 85 The operating modes of the PVS300 string inverter Operating status Example graphical display Description Sleep This is a low power consumption mode in which only essential electronics use power. The inverter enters sleep mode when the DC input voltage is below a threshold value and there is no control unit activity during the threshold time period. The power meter shows “-- kW” when the inverter is going to sleep.
Operation Operating status Example graphical display Description Warning The inverter has temporarily entered the limited operation mode. Normal operation will resume automatically if the cause of the warning is temporary, for example if there’s a temporary power outage of the AC grid. Check events from the control unit. The power meter shows “-- kW” when there is a warning. Fault The inverter has entered stand-by mode and user action is required to resume normal operation.
Operation 87 • The left softkey is used to select items shown on the bottom left of the display. This key is usually used for stepping backwards, for example to select cancel, exit, no and back. If held down, the left softkey exits each menu and nested view in turn, finally returning to the Output View. When the display shows the Output View, this button is used to toggle between numeric and graphical displays. • The right softkey is used to select items shown on the bottom right of the display.
Operation 1 2 LED Description and behavior 1 Operational status, red or green, OFF, ON or flashing. 2 Danger of electric shock, red symbol, steady ON if inverter has diagnosed an active ground fault. LED on control unit 1 LED Description and behavior 1 Bi-colour LED illuminates red or green. Can be OFF, ON or flashing. Indicates the operating status, warnings and faults.
Operation 89 LED status indications Control board LEDs Status Control unit bi-colour LED Dual colour LED Red fault LED Going to sleep OFF OFF Fault ON Red ON Red (fault can ON only if there is an active ground be reset) fault Flashing Red OFF (requires DC and AC disconnection to reset) The inverter has an active fault requiring user action to reconnect to grid Warning Flashing Red (1s ON, 2s OFF) Flashing Green OFF The inverter has an active warning and is temporarily in stand-by mode Stan
Operation Common display zones 1 2 3 1 Status bar Includes the heading of the current view, the date and the status icon (sun). 2 Content area Different for each view. It displays the actual subject matter of the current view, be it a menu, a parameter, a help page etc. The details are included in the descriptions of each view. 3 Softkey bar The Softkey bar shows the labels of the Softkeys, and the real time clock, if enabled.
Operation 91 Start up assistant The Start up assistant appears automatically when the inverter is first installed. This menu guides the user through the settings for language, date, time and installation country. Note: The installation country is permanent once the setting has been confirmed. If you need to change the installation country, contact your ABB partner for advice. If necessary, these parameters, except for installation country, can be adjusted later.
Operation The Technical information page shows values that are only of interest to technically oriented users. The Sun display shows the current state of the unit and the output power in graphical format. See The operating modes of the PVS300 string inverter on page 85 for examples. Use the up arrow to access the sun display. When the unit is in power feeding mode, a full sun and ten rays are shown. The rays are filled and empty in proportion to the current output power.
Operation 93 By default, the display backlight is ON when the inverter is in operating mode. When the inverter is in sleep mode, the control unit and display switch OFF completely. The control unit wakes up and the backlight illuminates if the keypad is activated. If the keypad is not used for a preset time when the inverter is in operating mode, the Sun display shall appear automatically.
Operation Note: The local regulations in Italy require that the self test is performed successfully during commissioning. If the self test is unsuccessful in Italy, the inverter shall not connect to the grid. For more guidance on the self test function, please see Further information on page 129. Special screens Special screens appear in situations where it is not applicable to show the device status. These screens are characterized by the lack of a status bar and softkey bar.
Maintenance 95 10 Maintenance What this chapter contains This chapter explains the routine maintenance actions for the inverter. General about maintenance The inverter is a high-quality product which is designed to require very little maintenance and downtime. In the event of a problem or malfunction in the system, the built-in monitoring diagnostics are designed to highlight the nature of the problem or required maintenance action.
Maintenance Requirements for maintenance personnel The maintenance person is typically the building or photovoltaic (PV) system caretaker. For residential systems, the maintenance person is often the building owner. During commissioning, the commissioning electrician must teach the maintenance person the maintenance procedures and explain the easiest way to order spare parts. Maintenance procedures and intervals The table below lists the routine maintenance intervals recommended by ABB.
Maintenance 97 Replacing fans 6 3 4 1 5 2 Replacing the cooling fan 1 Turn off the main disconnector and circuit breaker(s) at the AC distribution board. 2 Turn the DC switch (1) on the front of the inverter to the OFF position. 3 If applicable, turn off disconnecting switches and circuit breakers between the inverter and solar array(s). 4 Pull the bottom cover (2) downwards. 5 Locate the cooling fan holder (3) in the middle of the underside of the inverter.
Maintenance Replacing the cooling fan 8 Fit the locking screw to the fan holder. 9 Replace the bottom cover. 10 Turn ON the main disconnector and circuit breaker(s) at the AC distribution board. 11 Turn ON switches and circuit breakers (as applicable) between the inverter and solar array(s). 12 Turn the DC switch on the front of the inverter to the ON position. Replacing the stirring fan 1 Turn off the main disconnector and circuit breaker(s) at the AC distribution board.
Troubleshooting 99 11 Troubleshooting What this chapter contains This chapter explains how to replace inverter components. It also presents the possible malfunction indications and symptoms along with the corrective actions. Replacing string fuses 1. Switch OFF the DC switch on the inverter. 2. Remove the front and bottom covers. See section Removing and replacing the front cover and bottom cover on page 51. 3.
Troubleshooting 11. Push the fuse holders back into position. 12. Repeat steps 7 to 11 for all string inputs in use. 13. Reconnect all DC cables to the corresponding inputs on the inverter. 14. Replace the front and bottom covers. See section Removing and replacing the front cover and bottom cover on page 51. 15. Perform the following applicable actions: - Switch on all disconnecting switches and circuit breakers on the DC side. - Switch ON the DC switch of the inverter. 16.
Troubleshooting 101 Replacing the inverter If the inverter needs to be replaced, follow the decommissioning and installation procedures. There is no need to transfer components from the old product to the new one. If the inverter is returned and replaced under warranty, there is no need to return the fuses or surge protection cartridges.
Troubleshooting Fault messages and their corrective actions Fault Fault message message description ID code 1 Overcurrent 2 DC bus overvoltage Causes of fault and corrective actions The inverter has performed an overcurrent trip and has disconnected from the grid. Possible causes for an overcurrent peak are an AC side short-circuit, sudden AC side disturbance or inverter malfunction.
Troubleshooting 103 Fault Fault message message description ID code 16 Ground Current Causes of fault and corrective actions The inverter’s RCMU has diagnosed leakage current to ground during the inverter’s power feeding operation and has disconnected itself from the electrical grid. Leakage current can be the result of human, animal or another object’s contact between (faulty) cabling or electrical device and ground.
Troubleshooting Fault Fault message message description Causes of fault and corrective actions ID code 22 Redundant IGND The inverter has diagnosed an internal measurements redundancy fault. Power down the inverter. Restart the inverter. 23 Redundant VAC If the inverter returns to the same fault state, power down the inverter and contact your system supplier. The inverter has diagnosed an internal measurements redundancy fault. Power down the inverter. Restart the inverter.
Troubleshooting 105 Fault Fault message message description ID code 26 Causes of fault and corrective actions Inv The inverter has performed a control board temperature trip and overtemperature has disconnected from the grid. The inverter’s control board temperature has risen above the trip limit despite the output current reduction function. Check the installation environment temperature.
Troubleshooting Fault Fault message message description Causes of fault and corrective actions ID code 31 MCU connection The inverter has diagnosed an internal communication error. Power down the inverter. Restart the inverter. 32 MCU UAC If the inverter returns to the same fault state, power down the inverter and contact your system supplier. The inverter has diagnosed an internal measurements redundancy fault. Power down the inverter. Restart the inverter.
Troubleshooting 107 Warning messages Warning message ID code 1000 1001 1002 1003 1004 1005 Warning Cause of warning and inverter’s behavior message description DC String A DC string fuse has failed. If there are fuse blown several inputs connected and some of them have good fuses; the inverter continues power feeding with partial solar power available from the remaining functional strings. DC Surge A surge protection cartridge has failed.
Troubleshooting Warning message ID code 1006 Warning Cause of warning and inverter’s behavior message description External fan The inverter’s software has calculated that run time the cooling fan has reached the end of its life. The calculation considers the manufacturer’s estimated lifetime as well as the actual operational environment of the inverter. The inverter and cooling fan continue to work normally.
Troubleshooting 109 Warning message ID code 2994 Warning message description I2I power balancing param. mismatch Cause of warning and inverter’s behavior Maintenance or service person actions User should check 3-phase monitoring: One of the three inverters connected together with I2I link has and compare the 3an incorrect 3-phase monitoring configuration phase monitoring parameter settings compared to the other two inverters. between all three inverters connected together with I2I link.
Troubleshooting
Decommissioning 111 12 Decommissioning What this chapter contains This chapter explains how to remove the inverter from service and recycle it at the end of its lifetime. Removing the inverter from service 1. Switch OFF the DC switch on the front panel of inverter. 2. Electrically isolate the inverter. See Isolating the inverter from external power sources on page 14. 3. Turn off all disconnecting switches and circuit breakers on the DC side. 4.
Decommissioning 12. If applicable, remove the padlock from underneath the inverter. 13. Remove the locking screw from underneath the inverter. 14. Lift the inverter upwards and tilt it forwards, then lift it off of the mounting plate. 15. Remove the mounting plate from the wall. 16. Recycle the inverter and mounting plate responsibly. WARNING! Do not open the inverter. Dangerous voltages may still be present inside, even after it is disconnected. Recycling Do not dispose of inverter with normal waste.
Technical data 113 13 Technical data What this chapter contains This chapter presents the technical data for the inverter.
Technical data Inverter type PVS300-TL- 3300W-2 4000W-2 4600W-2 6000W-2 8000W-2 Surge protection device type (SPD) ABB, OVR PV 40 1000 P TS or Phoenix Contact, Type VAL-MS 1000DC/2+V-FM-UD Solar string fault current protection Solar string fuse, 10x38mm, 1000 VDC All input terminals, monitored Tested and approved solar string fuse types Cooper Bussmann, PV-1…20A10F, 1000 VDC and Ferraz Shawmut, PV Fuse HP10M1…20A, 1000 VDC Solar string fuse nominal current rating 12 A Type Cooper Bussmann PV-12A
Technical data 115 Inverter type PVS300-TL- 3300W-2 4000W-2 4600W-2 6000W-2 8000W-2 Recommended tripping curve type of external circuit breaker Type B Minimum / (maximum) allowed nominal current rating of external circuit breaker 20 A / (63 A) Inrush current 0 A (Inverter modulates and synchronizes in phase before connection to grid) Maximum fault current 25 A / (63 A) 25 A / (63 A) 32 A / (63 A) 50 A / (63 A) 87 A peak, 3-cycle RMS <9.
Technical data Mechanical data Inverter type PVS300-TL- 3300W-2 4000W-2 4600W-2 6000W-2 8000W-2 Inverter dimensions W 392 / H 581 / D 242 mm Width / Height / Depth Inverter weight 27 kg Package dimensions W 470 / H 700 / D 295 mm 29 kg Width / Height / Depth Package weight Installation clearances 30 kg 32 kg T 250 / S 250 / B 500 mm Top / Sides / Bottom Source: 3AXD00000593935, 3AXD10000042487 User interface and communication data Inverter type PVS300-TL- 3300W-2 4000W-2 4600W-2 6000W-2 800
Technical data 117 MPPT adjustment efficiency Power range of Pac nominal Static MPPT adjustment efficiency for PVS300 series <20% 99.7% >20% 99.
Technical data PVS300-TL-4600W-2, conversion efficiency Conversion efficiency [%] 100 95 335V 480 V 720 V 90 85 Maximum Euro-eta (Medium Irradiation) CEC (High Irradiation) 80 97,0 % 96,4 % 96,8 % 75 0 10 20 30 40 50 60 70 80 90 100 Output power [%] PVS300-TL-6000W-2, conversion efficiency Conversion efficiency [%] 100 95 335V 480 V 720 V 90 85 Maximum Euro-eta (Medium Irradiation) CEC (High Irradiation) 80 97,0 % 96,6 % 96,8 % 75 0 10 20 30 40 50 60 Output power [%] 7
Technical data 119 PVS300-TL-8000W-2, conversion efficiency Conversion efficiency [%] 100 95 335V 480 V 720 V 90 85 Maximum Euro-eta (Medium Irradiation) CEC (High Irradiation) 80 97,0 % 96,6 % 96,7 % 75 0 10 20 30 40 50 60 70 80 90 100 Output power [%] Source: 3AXD10000024873, 3AXD10000023280 Product compliance Inverter type PVS300-TL- 3300W-2 4000W-2 4600W-2 6000W-2 8000W-2 Safety and EMC Certifications and approvals CE and C-Tick conformity according to LVD 2006/95/EC, EMCD 2004/108
Technical data
Dimension drawing 121 14 Dimension drawing What this chapter contains This chapter presents the external dimensions of the inverter and also shows the clearance dimensions to ensure that the inverter is properly ventilated.
Dimension drawing 3AUA0000094904
Dimension drawing 123 Required clearances for cooling
Dimension drawing
Navigation map 125 15 Navigation map What this chapter contains This chapter presents the navigation map in conjunction with instructions for how to read it. How to read the navigation map The top row of the navigation map shows the start-up sequence, from left to right, which is followed when the inverter is started up for the very first time. The second two rows are the ones which the user will see in normal operation. The user can cycle through these, forwards and backwards in an endless loop.
Navigation map The navigation map
Navigation map 127
Navigation map
Further information For more information on ABB products and services for solar applications, navigate to www.abb.com/solar.
www.abb.
