Solis Three Phase Inverter (75-100)K Installation and Operation Manual For U.S. Ver 1.4 Manufacturer: Ginlong Technologies Co.,Ltd., Ningbo, Zhejiang, P.R.China US Office: 565 Metro Pl. S. Suite 3214, Dublin OH 43017, USA Toll-free: 866.438.8408 I Email: sales@ginlong.com I ussales@ginlong.com Web: www.ginlong.com I www.ginlong-usa.com Please adhere to the actual products in case of any discrepancies in this user manual. Please record the serial number of your inverter and quote this when you contact us.
Important notes ● Product specifications are subject to change without notice. Every attempt has been made to make this document complete, accurate and up-to-date.
Contents 1. Introduction Contents ………………………………………………………………………………………………………………………………………… 4 ……………………………………………………………………………………………………… 4 1.1 Product Description ……………………………………………………………………………………………… 5 1.2 Unpacking and storage ……………………………………………………………………………………………………………… 6 1.2.1 Storage 2. Important Safety Instruction ……………………………………………………………………………………………… 7 ……………………………………………………………………………………………………………… 7 2.1 Safety symbols ……………………………………………………………………………………… 7 2.
1. Introduction 1. Introduction 1.1 Product Description 1.2 Unpacking and storage Solis Three phase Inverters covert DC power from the photovoltaic(PV) array into alternating current(AC) power that can satisfy local loads as well as feed the power distribution grid. This manual covers the three phase inverter model listed below: Solis-75K-5G-US, Solis-80K-5G-US, Solis-90K-5G-US, Solis-100K-5G-US The inverter ships with all accessories in one carton.
1. Introduction 2. Important Safety Instruction 2.1 Safety symbols 1.2.1 Storage Safety symbols used in this manual, which highlight potential safety risks and important safety If the inverter is not installed immediately, storage instructions and environmental conditions are below: information, are listed below: ● Use the original box to repackage the inverter, seal with adhesive tape with the desiccant inside the box. ● Store the inverter in a clean and dry place, free of dust and dirt.
2. Important Safety Instruction 3. Installation 3.1 Environmental considerations CAUTION Risk of electric shock from energy stored in the inverter's capacitors. Do not remove cover until five (5) minutes after disconnecting all sources of supply have passed, and this can only be done by a service technician. The warranty may be voided if any unauthorized removal of cover occurs. 3.1.
3. Installation 3. Installation 3.1.1.1 Examples of correct and incorrect installations 3.1.2.4 Avoiding direct sunlight Installation of the inverter in a location exposed to direct sunlight should to be avoided. Direct exposure to sunlight could cause: ● Power output limitation (with a resulting decreased energy production by the system). ● Premature wear of the electrical/electromechanical components. ● Premature wear of the mechanical components (gaskets) and user interface. TYPE 4X 3.1.2.
3. Installation 3. Installation 3.3.1 Wall mounting Refer to figure 3.2, figure 3.6 and figure 3.7 Inverter shall be mounted upright, with electrical connections downward. The steps to mount the inverter are listed below. 1. Refer to Figure 3.6, drill holes for mounting screws based on the hole diameter of bracket using a precision drill keeping the drill perpendicular to the wall. Max depth is 3.5 inch. 2. Make sure the bracket is horizontal. And the mounting holes (in Figure 3.6) are marked correctly.
3. Installation 3. Installation 3.3.2 Rack mounting The steps to mounted to the rack are listed below: 3. Install mounting plate 1. Select a location for the inverter With an TYPE 4X protection rating,the inverter can be installed both outdoors and indoors. 1) Remove the bracket and fasteners from the packaging. Mark the position for hole, drilling according to the hole positions of the bracket.
3. Installation 3. Installation 3.4 Electrical Connections 3) Align the mounting plate with the holes, Insert the combination bolt (M10X40)through the mounting plate into the hole. Secure the bracket to the metal frame firmly with the supplied fastener. Torque the nut to 25.8 ft.lbs. Figure 3.13 Construction bolt Inverter design uses PV style quick-connect terminal. The top cover needn't be opened during DC electrical connection.
3. Installation 3. Installation 3.4.1 Grounding The inverter must be grounded for safety. Two methods are provided. 1. Connect the AC grounding cable. (See Section 3.4.3) 2. Connect the equipment grounding terminal on the heatsink described below. To connect the grounding terminal on the heat sink, please follow the steps below: 4) Insert the stripped wire into the OT terminal crimping area and crimp with a hydraulic crimp tool. (see Figure 3.16).
3. Installation 3. Installation 3.4.2 Connect PV side of inverter WARNING Before connecting the inverter, make sure the PV array open circuit voltage is within the limit of the inverter. Otherwise, the inverter could be damaged. WARNING DO NOT connect the PV array positive or PV array negative cable to ground. This can cause serious damage to the inverter! Crimping plier Figure 3.
3. Installation 3. Installation 3.4.2.1 DC connection high voltage danger notice Over-Current Protection Device (OCPD) for the AC side CAUTION RISK OF ELECTRIC SHOCK Do not touch an energized DC conductor. There are high voltages present when PV modules are exposed to light causing a risk of death due to an electric shock from touching a DC conductor! Only connect the DC cables from the PV module to the inverter as described in this manual.
3. Installation 3. Installation 3.4.3.2 Wiring procedure CAUTION RISK OF ELECTRIC SHOCK. Prior to starting the wiring procedure, ensure that the three-pole circuit breaker is switched off and cannot be reconnected. Copper terminal of cable nut NOTE Damage or destruction of the inverter's electronic components due to moisture and dust intrusion will occur if the enclosure opening is enlarged. CAUTION Risk of fire if two conductors are connected to one terminal.
4. Comm. & Monitoring 4. Comm. & Monitoring There are 5 communication terminals on Solis inverter. COM1 is a4-pin connector reserved for Solis WiFi/Cellular datalogger. COM2 and COM3 are RS485 connection between inverters and both RJ45 and Terminal block are provided for use . COM4 and COM5 are the Ethernet connection via RJ45. Use the network wire stripper to strip the insulation layer off the communication cable.
4. Comm. & Monitoring 4. Comm. & Monitoring 8mm 30mm Figure 4.5 Figure 4.6 c. Insert the cable through the cap nut for each port. COM2(RS485 IN) COM3(RS485 OUT). d. Remove the terminal block on user interface board(See Figure 4.4). e. Insert the cable into the terminal board and tighten the screws in dotted area(See Figure 4.4). f. Replace terminal block onto interface board. 4.
4. Comm. & Monitoring 4. Comm. & Monitoring 3. Modbus TCP with DHCP 1. Connect laptop directly to Ethernet module with Ethernet cable. 2. Configure laptop IP address and navigate to 10.10.100.254 via web browser. Enter username and password (admin,admin). 3. Select Work mode in left menu. Change Work mode to "Local" and Protocol type to "Modbus TCP". 4. Connect inverters in daisy chain configuration see Figure 4.7. An IP address will be assigned by the DHCP server.
5. Commissioning 5. Commissioning 5.1 Selecting the appropriate grid standard 5.1.1 Verifying grid standard for country of installation Solis inverters are used worldwide and feature preset standards for operating on 3). Use the UP/DOWN keys to highlight the SELECT STANDARD option. Press enter to select. any grid. Although the grid standard is set at the factory, it is essential the grid standard be verified for the country of installation before commissioning.
5. Commissioning 5. Commissioning 5.4 Preliminary checks 5.4.1.2.1 Detection of leakage to ground WARNING High Voltage. AC and DC measurements should be made only by qualified personnel. 5.4.1 DC configuration Verify DC configuration by noting the number of panels in a string and the string voltage. Solis inverters are transformer-less and do not have an array connection to ground.
6. Normal operation 6. Normal operation 6.1 Start-up procedure To start-up the inverter, it is mandatory that the steps below are followed in the exact order outlined. 1). Ensure the commissioning checks in Section 5 have been performed. In normal operation, LCD screen alternatively shows inverter power and operation status (see Figure 6.1). The screen can be scrolled manually by pressing the UP/DOWN keys. Pressing the ENTER key gives access to Main Menu. 2). Switch the AC switch ON. 3).
6. Normal operation 6. Normal operation 6.4.1 Lock Screen Display Description Duration VPV_Total: 1000.0V IPV_Total: +99.0A 10 sec V_A: 345.7V I_ A: 109.0A 10 sec VPV_Total: Shows input voltage total. Pressing the ESC key returns to the Main Menu. Pressing the ENTER key locks (Figure 6.2(a)) or unlocks (Figure 6.2 (b)) the screen. IPV_Total: Shows input current total. V_A: Shows the grid's voltage value. (a) I_A: Shows the grid's current value. (b) Figure 6.
6. Normal operation 6.6 Advanced Info - Technicians Only NOTE: To access to this area is for fully qualified and accredited technicians only. Enter menu “Advanced Info.” and “Advanced settings” （need password）. 6. Normal operation 6.6.3 Version The screen shows the model version of the inverter. And the screen will show the software ver by pressing the UP and DOWN at the same time.(see Figure 6.7). Model: 08 Software Version: D20001 Select “Advanced Info.” from the Main Menu.
6. Normal operation 6.6.6 Yearly Energy 6. Normal operation 6.7 Advanced Settings - Technicians Only The function is for checking the energy generation for selected year. YES= NO= Select: 2019 Figure 6.12 Select year for yearly energy Press DOWN key to move the cursor to day and year, press UP key to change the digit. Press Enter after the date is fixed. 2018: 0017513kWh 2017: 0165879kWh Figure 6.13 Yearly energy Press UP/DOWN key to move one date from another. 6.6.
6. Normal operation 6. Normal operation 6.7.2 Grid ON/OFF OV-G-V1: 236---335V OV-G-V1-T: 0.1---9S OV-G-V2: 248---341V OV-G-V2-T: 0.1---1S UN-G-V1: 173---236V UN-G-V1-T: 0.1---9S UN-G-V2: 132---219V UN-G-V2-T: 0.1---1S Startup-T: 10-600S This function is used to start up or stop the power generation of Solis Three Phase Inverter (see Figure 6.18). OV-G-F1: 60.2-63Hz OV-G-F1-T: 0.1---9S OV-G-F2: 61-63Hz OV-G-F2-T: 0.1---9S UN-G-F1: 57-59.5Hz UN-G-F1-T: 0.1---9S UN-G-F2: 57-59Hz UN-G-F2-T: 0.
6. Normal operation 6.7.5 Power Control 6. Normal operation 6.7.8 STD Mode Settings Active and reactive power can be set through power setting button. There are 5 item for this sub menu: 1. Set output power 2. Set Reactive Power 3. Out_P With Restore 4. Rea_P With Restore 5. Select PF Curve This section is applicable to maintenance personnel only. Selecting “STD Mode. Settings” displays the sub-menu shown below: 1. Working Mode Set 2.
6. Normal operation 6. Normal operation 4.Fixed-PF 1.NULL Description: Inverter will output power with fixed power factor. Description: Inverter is not under any working mode. Setting Range: -0.8 to +0.8 Default value is PF = 1 2. Volt-Watt (Not Required) Description: Inverter will change the active output power based on voltage change. Note: This Setting is NOT required by UL1741SA Standards.
6. Normal operation 6. Normal operation 6.7.8.1.2 With Rule21 Standard selected 7.VgWatt-UL NOTE The following modes are for "R21P3-48A". Description: Inverter will change the active output power based on voltage change. Note: This is the Volt-Watt Setting for UL1741SA Standards. Solis US version inverters have Ten working modes: 1. NULL 2. Volt-watt 100% of Input Power 3. Volt-Var AC Volt 0 Vmin Vnom Vstart Figure 6.25 Volt-Watt characteristic Vstop Vmax 4. Fixed-PF 5. Reac-power 6. Power-PF 7.
6. Normal operation 6. Normal operation Default Settings for Rule21 Standards: Rated 480V Grid V1:less than Vstart V2 (Vstart): (221-304V) Default 293V V3 (Vstop): (277-332V) Default 304V V4: larger than Vstop YES= NO= Power Factor:+1.00 P1:100% P2:100% P3: 0% P4:0% 3. Volt-Var Description: Inverter will change the reactive output power based on voltage change. Q1,cap Figure 6.30 Fixed-PF Figure 6.31 PF Range 5.
6. Normal operation 6. Normal operation 6.7.8.2 Power Rate Limit 8. Enable both Volt-Var and Volt-Watt modes This function is used for change Power Ramp-up rate. When inverter start up or input string Description: Rule21 requires both Volt-var and Volt-watt modes can be enabled. MPPT changes, inverter power ramp-up rate is limited in this menu. To set both modes (Volt-var in high priority) The default setting is stop (disable). Step 1: Select and set Volt-watt mode at first.
6. Normal operation 6. Normal operation 6.7.8.4 10mins Voltage Set 6.7.8.8 Freq-Watt This function is disabled and not used for the US. This setting is used to control real power based on the frequency excursion This setting is applicable when Rule21 Standards are selected. This function is for maintenance personnel only, wrong operation Freq: → Start WGradient: will prevent the inverter from reaching maximum power. 60.50Hz 040% Figure 6.38 Freq-Watt (1) 6.7.8.
6. Normal operation 6.7.10 HMI Updater 6. Normal operation 6.7.13 Debug Parameter This section is applicable to maintenance personnel only. Selecting “Updater” displays the sub-menu shown below: This section is applicable to maintenance personnel only. Debug Parameter as shown as below: → S16DAT1: +0000 HMI Current Ver.: 02 YES= NO= S16DAT2: +0000 S16DAT3: +0000 S16DAT4: +0000 S16DAT5: +0000 S16DAT6: +0000 S16DAT7: +0000 S16DAT8: +0000 Figure 6.41 Updater is for updating LCD firmware.
6. Normal operation 6. Normal operation 6.7.14 DSP Update 6.7.16 I/V Curve The function is used for update the DSP. This function is used to scan the I/V characteristic curves of each PV strings. Set I/V Curve I/V Curve Scan This function is applicable by maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. Figure 6.46 I/V Curve 6.7.15 Compensation Set 6.7.16.1 Set I/V Curve This function is used to calibrate inverter output energy and voltage.
6. Normal operation 7. Maintenance 6.8 AFCI function Solis inverters have the built-in AFCI function which can detect the arc fault on the DC circuit and shut down the inverter to prevent a fire disaster. Solis Three Phase Inverter does not require any regular maintenance. However, cleaning the dust on heat-sink will help the inverter to dissipate the heat and increase its life time. The dust can be removed with a soft brush. 6.8.
8. Troubleshooting 7. Maintenance 8.1 Current Alarm 8.1.1 Running messages NOTE: If you need to maintain the inverter at night, please turn off the AC switch first, then turn off the DC switch, and wait 5 minutes before you do other operations. Running messages can be viewed on the screen including any current alarms. 8.2 Alarm History 8.2.1 Viewing alarm history 7.2 Fan Maintenance Refer to LCD Operation 6.6.8 for instructions on viewing Alarm History.
8. Troubleshooting Alarms No Information (Blank Screen) Initializing (Inverter stuck in this mode) OV-G-V: Over Grid Voltage UN-G-V: Under Grid Voltage UN-BUS: DC BUS voltage is too low .66. Cause • Input voltage low/missing • Polarity reversed • Main board damaged • Inverter is waiting for driving signal 8.
8. Troubleshooting 9.
9. Specifications Model Max. DC input voltage (Volts) 9. Specifications Solis-80K-5G-US 1000 Model Max. DC input voltage (Volts) Solis-90K-5G-US 1000 Rated DC voltage (Volts) 600 Rated DC voltage (Volts) 600 Start-up voltage (Volts) 195 Start-up voltage (Volts) 195 MPPT voltage range (Volts) Full load MPPT voltage range (Volts) 180...1000 550...850 MPPT voltage range (Volts) Full load MPPT voltage range (Volts) 180...1000 550...850 Max. input current (Amps) 9*26 Max.
9. Specifications Max. DC input voltage (Volts) Solis-100K-5G-US Rated DC voltage (Volts) 600 Start-up voltage (Volts) 195 MPPT voltage range (Volts) Full load MPPT voltage range (Volts) 180...1000 10*26 Max short circuit input current (Amps) 10*40 MPPT number/Max input strings number 10/20 Rated output power (Watts) 100000 Max. output power (Watts) 100000 Max.
10. Appendices 10. Appendices P/V curve for Solis-75K-5G-US P/V curve for Solis-90K-5G-US Power(W) Power(W) 75000 90000 37440 46800 Voltage(V) 180 361 850 Voltage(V) 1000 180 Figure 10.2 Solis-75K-5G-US Inverter output power by input voltage 308 850 1000 Figure 10.4 Solis-90K-5G-US Inverter output power by input voltage P/V curve for Solis-80K-5G-US P/V curve for Solis-100K-5G-US Power(W) Power(W) 80000 100000 42120 46800 Voltage(V) 180 342 850 1000 Figure 10.
10. Appendices 6 5 8 4 3 10 12 11 9 7 1 .76.
