Liebert® DCP™ with Liebert iCOM® Control User Manual–50-60 Hz; 200kW Nominal Capacity
TABLE OF CONTENTS 1.0 PRODUCT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 1.1 General Product Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Equipment Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.3 Equipment Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6.3 System Shutdown Causes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 7.0 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 8.0 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 9.0 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 43 Figure 44 Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51 Figure 52 Figure 53 Figure 54 Figure 55 Figure 56 Figure 57 Figure 58 Figure 59 Figure 60 Figure 61 Figure 62 Figure 63 Figure 64 Figure 65 Figure 66 Figure 67 Figure 68 Figure 69 Figure 70 Figure 71 Liebert DCP Service Menu screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setpoints screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Important Safety Instructions IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important safety instructions that should be followed during the installation and maintenance of the Liebert DCP. Read this manual thoroughly before attempting to install or operate this unit. Only qualified personnel should move, install or service this equipment. Adhere to all warnings, cautions, notices and installation, operating and safety instructions on the unit and in this manual.
Important Safety Instructions NOTICE Risk of leaking chilled water and drain lines. Can cause equipment and building damage. Lines and joints must be inspected regularly. Improper installation, application and service practices can result in water leakage from the unit. Water leakage can result in severe property damage and loss of critical data center equipment. Do not locate unit directly above any equipment that could sustain water damage.
Product Description 1.0 PRODUCT DESCRIPTION 1.1 General Product Information 1.1.1 Product/System Description The Liebert DCP chilled water distribution unit is an interface between the building chilled water system and the cooling modules in the Liebert DCW™ system. It is designed to circulate and control chilled water to the cooling modules that are in the room with heat-producing equipment. The Liebert DCP is rated for 200kW (682,000BTU/H) of cooling.
Product Description 1.3 Equipment Handling ! WARNING Risk of unit falling over. Can cause injury or death. The Liebert DCP is top-heavy. Use extreme caution and care when moving and installing this unit. Use lifting equipment that is rated for the weight of the unit by an OSHA-certified rating organization. See Table 5 for unit weights. Personnel should be properly trained and certified to move and rig equipment ! CAUTION Risk of sharp edges, splinters and exposed fasteners. Can cause injury.
Product Description 1.3.2 Unpacking the Liebert DCP 1. Remove the exterior stretch wrap packaging from the unit, exposing the protective corner and side packaging planks. 2. Remove the corner and side packaging planks from the unit, exposing the bag over the unit. The bag may remain in place for dust and panel protection or removed for immediate unit installation. 3. Remove the bag from the unit when ready to remove the skid for installation.
Product Description Figure 4 Use a forklift to remove the Liebert DCP from the skid The forklift tines must be equally spaced on either side of the center of gravity indicator. Move the forklift forward until the tines are fully under the unit. Fit the forklift tines under the Liebert DCP. 1.3.4 Removing the Unit from the Skid using Rigging 1. Use the center of gravity indicators on the unit to position the slings. The slings must be equally spaced on either side of the center of gravity indicator.
Product Description Figure 5 Removing the unit from the skid using rigging Cushioning material not shown for clarity. Spreader Bars Center of Gravity Symbols If rigging will be used to transport the Liebert DCP, place one or two horizontal straps around the unit and the vertical straps about this height. Lag Bolts Equally Spaced 1.3.5 Bracket Equally Spaced Moving the Liebert DCP Using Piano Jacks 1. 2. 3. 4. 5. 6. Elevate the Liebert DCP with a lifting mechanism, such as a forklift or rigging.
Product Description Figure 6 Securing the Liebert DCP to piano jacks Using a forklift to put a Liebert DCP on piano jacks 1.3.6 Using rigging to put a Liebert DCP on piano jacks Liebert DCP Secured to piano jacks Removing the Unit from the Piano Jacks 1. Lower the Liebert DCP as far as the piano jacks will allow. 2. Undo all strapping holding the piano jacks to the unit. 3.
Installation 2.0 INSTALLATION 2.1 Mechanical Considerations 2.1.1 Positioning the Liebert DCP Install the Liebert DCP according to the site specific documentation and secure the unit to the floor. The Liebert DCP can be installed near a wall or another Liebert DCP. However, there must be at least 3 feet (92cm) clearance in front of the Liebert DCP as service access for components in the unit.
Installation Figure 8 Piping access points Floor Piping 16-5/8" (422mm) 2-1/2" (64mm) 3-3/8" (86mm) Rear Secondary In 3-1/4" (83mm) Secondary Out A B C D 7-1/4" (184mm) BCW OUT 33" (838mm) BCW IN 6-1/2" (165mm) 36" (914mm) Front Each piping outlet connection - A, B, C and D - is 2-5/8". 2.2 DPN002400 Pg. 3, Rev. 1 Electrical Considerations Make sure the actual supply voltage and frequency correspond to the voltage and frequency indicated on the Liebert DCP’s rating plate.
Installation 2.2.1 Connecting High-Voltage Cables 1. Turn the Liebert DCP’s disconnect switch to the Off position (see Figure 9). Open the front doors and push down on the enclosure cover latch to open the hazardous voltage enclosure cover. Figure 9 Front view of Liebert DCP and electrical enclosure Disconnect Switch Liebert iCOM User Interface Enclosure Cover Latch Hazardous Voltage Enclosure Cover Front of Liebert DCP Hazardous Voltage Enclosure Cover 2.
Installation 3. Route the input hazardous voltage electrical power wiring through the top left knockout (see Figure 10) to the disconnect switch L1, L2 and L3 (see Figures 11 and 12). Observe proper phasing. 4. Connect the ground wire to the ground lug (see Figures 11 and 12), which is in the middle left of the enclosure.
Installation 2.2.2 Extra Low Voltage (ELV) Connections Extra Low Voltage power output is 30V and 100VA or less. 1. Turn off all unit power before connecting cables or wires. Failure to do so may damage this equipment (refer to Figure 13). 2. Route low voltage electrical connections through the appropriate knockouts as indicated below.
Installation Figure 14 Connecting the remote temperature/humidity sensors P66 See Note 8 CAN Ground Coupler CAN Cable P2 P1 See Note 4 P67 P66 CAN Iso Adaptor P67 Liebert XD Cooling Module Liebert XD Cooling Module CAN Ground Coupler P4 P3 See Note 8 See Note 5 See Note 5 Termination Plug P66 P67 P66 P67 P64 P66 P67 See Note 4 Remote T/H Sensor A See Note 9 Unit Display (Rear View) Remote T/H Sensor B See Note 7 T6 Isolation Transformer Red Crossover Ethernet Cable 24VAC Nominal T1
Installation 2.2.3 DIP Switch and Jumper Settings for Remote Sensors The Liebert DCP is shipped with jumpers and DIP switch settings for normal operation; refer to Figure 15.
Installation 2.3 Field Connections—Optional for All Units Connect optional field wiring from remote devices to remote alarm device, common alarm outputs, site monitor and remote shutdown, if applicable. See terminal strip descriptions in Figure 17.
Installation 2.4 Remote Sensor Installation—Proper Placement Placement of the two remote temperature/humidity sensors is critical to effective cooling of the conditioned space. The remote sensors must be installed in areas where conditions are representative of the space conditioned by the Liebert DCP. Emerson® recommends installing the sensors in different areas near the cooling modules served by the Liebert DCP.
Piping 3.0 PIPING 3.1 Connection Sizes The copper pipe connections on the Liebert DCP are: 3.1.1 Building Chilled Water Supply 2-5/8" OD Chilled Water Return 2-5/8" OD Coolant Supply 2-5/8" OD Coolant Return 2-5/8" OD Fill Water Source 5/8" OD Recommended Pipe Size Connect the main pipes between the Liebert DCP and the Liebert DCD™/Liebert XDK-W™ according to site-specific documentation and the configuration guide for the Liebert DCD/Liebert XDK-W unit.
Piping 3.4 Piping Installation Methods The assembly and connection means used for piping in the Liebert DCW™ system are similar to those used for conventional refrigeration systems. All piping should be installed with high-temperature brazed joints. Soft soldering is not recommended. During brazing, the lines must be filled with flowing dry nitrogen to prevent excessive oxidation and scale formation inside the piping.
Piping 3.6 Piping Details—Shutoff/Isolation Valves Isolation valves must be installed on the Liebert DCP’s secondary chilled water circuit to permit maintenance on the unit (see Figure 20). Figure 20 General piping details Emerson recommends installing shutoff valves as shown to permit isolating the Liebert DCP for maintenance. To Building Chilled Water Supply 3.6.1 Supply Return Insulation NOTE Do not insulate piping before checking it for leaks.
Piping 3.7.3 Water Fill Line Connection NOTE Check with local codes for proper connection to potable water and EPA conformance. Do NOT use the hose bib at the bottom of the unit to fill the system (see Figures 22 and 21). 1. When filling the system, use only water that can be classified and used as drinking water. a. Open all vents (loosen caps if applicable) to allow air to escape during filling. b.
Piping Figure 21 Standpipe filling components Standpipe Vent Ports Sight Glass (Normal Level) Sight Glass (Fill Level) Hose Bib Valve #2 FRONT OF LIEBERT DCP Liebert® DCP™ 22
Piping Figure 22 Liebert DCP filling components Vent Port One pump removed for clarity Vent Port Sight Glass (Normal Level) Standpipe Sight Glass (Fill Level) Valve #2 Valve #1 Hose Bib FRONT OF LIEBERT DCP Figure 23 Liebert DCD™ bleed valve Bleed Valve Liebert DCD Rack 23 Liebert® DCP™
Piping Figure 24 Liebert XDK-W™ bleed valve Bleed Valve 3.8 Checklist for Proper Installation ___ 1. Unpack and check received material. ___ 2. Position the Liebert DCP and secure to the floor. ___ 3. Wire high-voltage connections. ___ 4. Wire low-voltage connections. ___ 5. Connect building chilled water piping to the Liebert DCP. ___ 6. Connect Liebert DCD™/Liebert XDK-W piping to the Liebert DCP. ___ 7. Make sure air vents are installed at high-point of the system. ___ 8.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.0 LIEBERT ICOM® CONTROL—FIRMWARE VERSION XP1.00.DCP.01R 4.1 Liebert iCOM Components and Functions The Liebert iCOM controller layout is shown in Figure 25; the keyboard functions are defined in Table 3.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Table 3 Icon ? ESC Keyboard icons and functions Key Name Function On/Off Key Controls the operational state of the cooling unit. Alarm Key Silences an alarm. Help Key Accesses integrated Help menus. ESCape Key Returns to the previous display view. Enter Key Confirms all selections and selects icons or text. Increase Key (Up Arrow) Moves upward in a menu or increases the value of a selected parameter.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Navigating Through the Liebert iCOM® Display 4.3 Liebert iCOM displays icons and text for monitoring and controlling your Liebert cooling unit. The Liebert iCOM’s home screen is shown in Figure 26. Figure 26 Liebert iCOM default home screen Sensor A Room Data Unit Name Sensor B Room Data Pump Operation represented by animated piping UNIT 1 Liebert 57°F 50.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.3.2 Cooling Module Overview—Applies Only to Liebert XDP™ The Liebert iCOM® will display an overview of all connected cooling modules. It does not display a system view, which would include units other than the cooling modules. NOTE The Liebert iCOM control screens display a setting to select a system view, but the Liebert DCP does not support a system view. To display an overview of all connected cooling modules: 1.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.3.3 Entering the Password Most settings in the Liebert iCOM® are protected by a factory-set password, 1490. To enter the password: 1. 2. 3. 4. 5. 6. 7. From the home screen, press the Enter key to view the User Menu (see Figure 30). Press Enter again to highlight the first icon. Use the keyboard’s arrow keys to move to the icon for the data you wish to change. Once that icon is highlighted, press Enter again to open that menu.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.4 Changing Liebert iCOM®’s Display Settings No password is required to change the way Liebert iCOM displays data. The Display Setup controls how the unit shows data, such as temperature, date and time. To change the display settings: 1. 2. 3. 4. 5. 6. 7. 8. 9. From the home screen, press the Enter key to view the User Menu (see Figure 30). Press Enter again to highlight the first icon. Use the keyboard’s arrow keys to move to the Display Setup icon.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.6 Graphical Data Record The Graphical Data Record charts the average temperature from Sensors A and B and the supply coolant temperature. The temperature scales can be changed to expand or compress the data. The time scale also can be altered to any of several selectable values. NOTE Changing the time scale eliminates all previous graphical data and the unit will begin recording new data. 4.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R 4.8 Liebert iCOM® User Menu Screens User menus report general cooling unit operations and status. User menu screens employ a coding that begins with “U” and is followed by parameters and information, such as settings. Gaining access to some User menu screens requires entering a password; the User Menu password is 1490. Check www.liebert.com for the latest Liebert iCOM user manual updates, SL-18835.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 33 Set Alarms screen SET ALARMS (page 1 of 1) U201 U202 U203 U204 U205 U206 U207 U208 U209 U210 U211 UNIT 01 PASSWORD (Actual Level 0) High Room Air Temperature Low Room Air Temperature High Room Dewpoint High Coolant Temperature ???? 80.0°F 55.0°F 65.0°F 80.0°F High Chilled Water Temperature 60.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 34 Sensor Data screen, page 1 of 2 SENSOR DATA (page 1 of 2) U301 Sensor A Temperature U302 Sensor A Humidity U303 Sensor A Dew Point U304 Sensor B Temperature U305 Sensor B Humidity U306 Sensor B Dew Point U307 Supply Coolant Temperature U308 U309 U310 U311 U312 UNIT 01 62.8°F 42.20% 39.4°F 71.2°F 29.60°% 37.8°F 55.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 36 Display Setup screen DISPLAY SETUP U401 U402 U403 U404 U405 U406 U407 U408 U409 U410 U411 SYSTEM Language Date Time Temperature Indication Display Contrast Buzzer Frequency Backlite Off after Screen ENGLISH (US) 8/27/2012 15:03:17 °F 30 Off/ 50 5 min Unit View Display Colors Date Format Normal mm/dd/yyyy to select parameter to confirm for next/previous unit then to change parameter Language—Sets the language on the display.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 37 Module Status screen, page 1 of 20—Applies to Liebert XD™ smart modules only MODULE STATUS (page 1 of 20) U901 NODE 81 AZ81 U902 57°F U903 U904 U905 92°F U906 U907 U908 U909 U910 U911 Model / Capacity U912 Left Fan Status U913 Right Fan Status UNIT 01 ONLINE XDV 66°F 65°F XDV8SK ON ON 8 KW Module Node ID—The location within the CANbus.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 39 Liebert XDH™ Smart Module Status screen—each bank shown separately—Applies to Liebert XD™ smart modules only MODULE STATUS (page 1 of 20) UNIT 01 U901 NODE 82 AA82 57°F U902 U903 98°F U904 U905 XDH U906 TOP/ 98°F U907 BOTTOM U908 U909 U910 XDH32SK U911 Model / Capacity ON U912 Middle Fan Status ON U913 Top and Bottom Fan Status ONLINE 73°F 15 KW U904—Displays the temperature of the air entering the top of the bank of the Liebert XDH.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 41 Total Run Hours screen TOTAL RUN HOURS U501 U502 Pump 1 U503 Pump 2 U504 U505 U506 U507 U508 U509 U510 U511 UNIT 01 Actual Hours 454 413 for next/previous unit to change parameter then Limit 0 0 to select parameter to confirm The parameter shows the actual hours Pump 1 and Pump 2 have operated and the maximum time Pump 1 can operate before the next maintenance. 4.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R NOTE Menu shows icons only; text is explanatory and does not appear on the Liebert iCOM display. Figure 43 Liebert DCP Service Menu screen SERVICE MENUS + °C / °F % RH SET WELLNESS NETWORK +/- SERVICE SET UP XDIO to select parameter to navigate to change level to open requested menu 4.10 SET ALARMS ESC to unselect Liebert iCOM® Service Menu Screens Service menus allow customized settings for site operations.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Min Room Temperature Setpoint—Sets the minimum room temperature the unit will attempt to maintain. If the temperature falls below this point, unit will raise the coolant temperature to reduce the amount of cooling. Adjustable from 50 to 80°F (10.0 to 26.7°C), the factory default setting is 60°F (15.6°C). NOTE This is not a true room temperature setpoint. The Liebert DCP has no heaters; it will try to cool as much as possible.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Number of Starts—Shows the number of starts for the unit’s Pump 1. Run Hours—Shows the number of run hours for the unit’s Pump 1. Average Run Time—Shows the average run time of the unit’s Pump 1. Starts per Day Best—Displays the lowest number of starts in a rolling 24 hour period for Pump 1. Starts per Day Worst—Displays the highest number of starts in a rolling 24 hour period for Pump 1.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 50 Diagnostics/Service Mode screen, page 2 of 6 DIAGNOSTICS/SERVICE MODE (page 2 of 6) S312 S313 S314 S315 S316 S317 S318 S319 S320 S321 S322 UNIT 01 PASSWORD (Actual Level 0) Manual Mode Pump 1 Pump 2 ???? No Off Off 3P Start Completed/Active 3P Actuator Input Request 3P Actuator Position 3P Actuator Open 3P Actuator Close Valve Feedback for next/previous unit to change parameter then No No 30.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Status Remote Shutdown—Displays the status of the unit’s remote shutdown input. Status Fan Failure—Displays the status of the dry contact to communicate fan failure at a module. (The dry contacts are not used to communicate a fan failure alarm when using CANbus.) Status Diff Press Switch 1—Displays the status of the differential pressure switch. Status Customer Input 1—Displays the status of the customer input 1 alarm.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 55 Set Alarms screen, page 1 of 7 SET ALARMS (page 1 of 7) UNIT 01 S201 PASSWORD (Actual Level 0) S202 High Room Air Temperature S203 Low Room Air Temperature S204 High Room Dewpoint S205 High Coolant Temperature S206 S207 High Chilled Water Temperature S208 S209 S210 S211 for next/previous unit to change parameter then ???? 88.0°F 55.0°F 65.0°F 80.0°F 60.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 56 Set Alarms screen, page 2 of 7 SET ALARMS (page 2 of 7) S212 S213 S214 S215 S216 S217 S218 S219 S220 S221 S222 UNIT 01 PASSWORD (Actual Level 0) Customer Input 1 Customer Input 1 active when ???? Water Alarm Closed WARNING ACTIVATES ALARM RELAY Reset Disabled Alarms for next/previous unit to change parameter then Yes No to select parameter to confirm Customer Input 1—Selects the device and operation of the customer input.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R WATER UNDER FLOOR—Enables or disables the Water Under Floor event, which occurs when the Customer Input 1 is configured for “Water Under Floor” and 24VAC is applied to the input. Sets how the event is reported: as an alarm, a warning or a message. Specifies how long the control waits before reporting the event. UNIT X DISCONNECTED—Not currently used.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 61 Sensor Calibration/Setup screen, page 1 of 3 SENSOR CALIBRATION/SETUP (page 1 of 3) S601 S602 S603 S604 S605 S606 S607 S608 S609 S610 S611 PASSWORD (Actual Level 0) Temperature Sensor A Calibrated Temperature Sensor A Humidity Sensor A Calibrated Humidity Sensor A Temperature Sensor B Calibrated Temperature Sensor B Humidity Sensor B Calibrated Humidity Sensor B for next/previous unit to change parameter then UNIT 01 ???? +0.0°F 70.3°F +0.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 62 Sensor Calibration/Setup screen, page 2 of 3 SENSOR CALIBRATION/SETUP (page 2 of 3) S612 PASSWORD (Actual Level 0) S613 Supply Coolant Sensor S614 Calibrated Supply Coolant Sensor S615 S616 S617 Supply Chilled Water Sensor S618 Calibrated Supply Chilled Water Sensor S619 S620 S621 S622 for next/previous unit then to change parameter UNIT 01 ???? +0.0°F 58.5°F +0.0°F 60.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 64 System/Network Setup screen—System, page 1 of 2 SYSTEM/NETWORK SETUP (page 1 of 2) S801 S802 S803 S804 S805 S806 S807 S808 S809 S810 S811 SYSTEM ???? 1 PASSWORD (Actual Level 0) Number of Connected Units OK No OK No XP1.00.010.STD Configuration Safe Network Safe SW Version for next/previous unit to change parameter then to select parameter to confirm Number of Connected Units—Shows the number of displays connected. This is always 1.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Netmask—Defines which part of the IP address is used for the network. The factory default is 255.255.255.000. Gateway—A network point that acts as an entrance to another network. The factory default is 0.000.000.000. MAC—A unique hardware identifier for the Ethernet device. The following parameters (U2U Protocol, U2U Address and U2U Group) are for displaying other networked Liebert DCP units. The Liebert DCP does not perform Teamwork Operations.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 67 System/Network Setup screen—Unit, page 2 of 2 UNIT 01 SYSTEM/NETWORK SETUP (page 2 of 2) S834 S835 S836 S837 S838 S839 S840 S841 S842 S843 S844 PASSWORD (Actual Level 0) Monitoring Protocol IP Address Netmask Gateway MAC U2U Protocol U2U Address U2U Group Bootloader Variables Static RAM ???? Velocity V4 192.168.254.003 255.255.255.000 0.000.000.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R Figure 69 Options Setup screen, page 2 of 2 OPTIONS SETUP (page 2 of 2) S412 S413 S414 S415 S416 S417 S418 S419 S420 S421 S422 UNIT 01 ???? 30% 90sec 70sec Direct 30% PASSWORD (Actual Level 0) Valve Start Open Valve Start TD 3P Actuator Runtime 3P Actuator Direction Unit Off Valve % Open for next/previous unit then to change parameter to select parameter to confirm Valve Start Open—Sets position of the valve when the unit starts.
Liebert iCOM® Control—Firmware Version XP1.00.DCP.01R This screen selects the operation of an active alarm for each smart module. Each event can be enabled or disabled and can be set to operate as an alarm, a warning or a message. The delay is the time the control waits before reporting the event. Alarm: Annunciates the buzzer, triggers a monitoring event, triggers the alarm relay and flashes the red LED on the display.
Start the Liebert DCP with Liebert iCOM® 5.0 START THE LIEBERT DCP WITH LIEBERT ICOM® 5.1 Checklist for Liebert DCP Startup NOTE Before any action that could cause a disturbance in the Liebert DCP system’s cooling function is begun, the facility manager MUST be informed. In addition, after the action is taken and the work is finished, the facility manager MUST be informed 1. 2. 3. 4. 5. 6. Verify that bypass flow controllers were installed (if applicable).
Alarm Descriptions and Solutions 6.0 ALARM DESCRIPTIONS AND SOLUTIONS 6.1 Alarm Descriptions NOTE Alarms must be acknowledged before they can be reset. To acknowledge or silence an alarm, press the ALARM key one time. This will silence the alarm; the red LED will remain illuminated until the alarm is reset. CALL SERVICE—Activated when Customer Input 1 is configured for “Call Service” and 24VAC is applied to the input. This alarm is reset when the 24VAC is removed.
Alarm Descriptions and Solutions LOW COOLANT TEMP—Activated when the supply coolant temperature sensor temperature reading drops below the higher of the two calculated dew points, assuming that neither Sensor A nor Sensor B has a sensor failure alarm. This alarm will reset when the coolant temperature sensor reads the fluid temperature above both of the two calculated dew points and the alarm has been acknowledged. This alarm can lock the unit Off.
Alarm Descriptions and Solutions 6.3 System Shutdown Causes Unit Is Off By Coolant Sens Fail The control has lost its signal from the coolant temperature sensor. The control has no way of controlling the coolant temperature, so the unit is shut off. Main power (disconnect switch) must be turned Off, then back On to clear this alarm. Unit Is Off By High CW Temp The entering chilled water temperature is too high to keep the pump(s) running normally.
Troubleshooting 7.0 TROUBLESHOOTING Table 4 Troubleshooting the Liebert DCP Symptom Pump will not energize Possible Cause Check or Remedy No main power Check L1, L2 and L3 for rated voltage. Loose electrical connections Tighten connections. Overloads tripped Allow pump to cool. Check amp draw. Tripped circuit breaker Check circuit breaker to pump(s). Incorrect phase wiring Check wiring phase. No chilled water Check and verify that there is supply chilled water to the Liebert DCP.
Troubleshooting Table 4 Troubleshooting the Liebert DCP (continued) Symptom Motor burnout Main 24VAC fuse trips Room becomes too warm Liebert® DCP™ Possible Cause Check or Remedy Check control panel for welded contactor contacts or welded overload contacts Replace defective components. Shorts or loose connections Check the wiring connections of the 24 VAC circuit. Faulty circuit board Replace the circuit board. Liebert DCP is Off Check status of the Liebert DCP at the user interface.
Maintenance 8.0 MAINTENANCE NOTICE Risk of leaking chilled water and drain lines. Can cause equipment and building damage. Lines and joints must be inspected regularly. Improper installation, application and service practices can result in water leakage from the unit. Water leakage can result in severe property damage and loss of critical data center equipment. Do not locate unit directly above any equipment that could sustain water damage.
Specifications 9.0 SPECIFICATIONS Table 5 Liebert DCP200 specifications DCP200RA2BB0 DCP200RM2BB0 200kW / 57 Tons, 60Hz 200kW / 57 Tons, 50Hz Models Each capacity is based on 45ºF (7ºC) entering water temperature and 114 gpm (26 m3/h) water flow rate. Capacity is reduced when glycol mixtures are used in place of 100% water. Cooling Capacity, Nominal Electrical Requirements Input 460V/3/ph60Hz 380/415V/3ph/50Hz 7.3A 8.
Specifications NOTES 71 Liebert® DCP™
Specifications Liebert® DCP™ 72
COMPLIANCE WITH EUROPEAN UNION DIRECTIVES Liebert Corporation 1050 Dearborn Drive P.O.
Technical Support / Service Web Site www.liebert.com Monitoring liebert.monitoring@emerson.com 800-222-5877 Outside North America: +00800 1155 4499 Single-Phase UPS & Server Cabinets liebert.upstech@emerson.
