Vertiv Liebert CRV CRC30 User Manual Download Page 66

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Figure 9.3 Removing the Fan

Item

Description

Item

Description

CRC30

Fan

CRC60

M4 x 80 pan head screw

M5 x 12 hex screw

Grounding screw

Fan frame assembly

Power socket

9.8 Electric Heater (Only for CRC30)

WARNING! Risk of electric shock and contact with hot surface. Can cause injury or death. Switch off all local
and remote electrical supplies and verify that power is off with a voltmeter before working inside the unit
cabinet.

To maintain the electric heater:

Open the rear door and disconnect the main circuit breaker.

Open the front door.

Remove seven fan frame assemblies.

4. Remove the power supply cables from the terminal block of the electric heater.

9 Maintenance

Vertiv™ Liebert® CRV CRC30 and CRC60 Chilled Water Cooling System User Manual

Summary of Contents for Liebert CRV CRC30

Page 1: ...Liebert CRV CRC30 and CRC60 User Manual Original Instructions 30 kW and 60 kW 50 Hz Chilled Water Cooling System...

Page 2: ...ors or omissions Refer to local regulations and building codes relating to the application installation and operation of this product The consulting engineer installer and or end user is responsible f...

Page 3: ...g the Feet and Fixing the Unit Optional 22 4 4 Installing Top Frame and Front Frame Optional 23 4 4 1 Installing the Top Frame without the Front Frame 23 4 4 2 Installing the Top Frame and the Front F...

Page 4: ...8 1 Appearance 51 8 2 Main Functions 52 8 2 1 Home Page 52 8 2 2 Control Mode 54 8 3 Menu Structure and Parameters 54 8 4 Alarm Information 54 8 5 Teamwork Control 55 9 Maintenance 57 9 1 Maintenance...

Page 5: ...oving installing or servicing this unit please read the Safety Instructions sheet provided as a separate document shipped with the unit 1 Important Safety Instructions 1 Vertiv Liebert CRV CRC30 and C...

Page 6: ...1 Important Safety Instructions 2 This page intentionally left blank Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 7: ...g units Model Number 1 2 3 4 5 6 7 8 9 10 11 12 C R C 3 0 5 P D 2 0 A Table 2 1 CRC30 Model Number Example Digit Variable Description 1 2 C R Vertiv Liebert CRV 3 C Chilled water 4 5 30 60 Model numbe...

Page 8: ...1 Vertiv Liebert CRV CRC30 and CRC60 Name Plate Location Item Description 1 Front door 2 Name plate on the side cover of the electrical box 2 2 Product Overview 4 Vertiv Liebert CRV CRC30 and CRC60 Ch...

Page 9: ...2 2 Vertiv Liebert CRV CRC30 Name Plate Information Figure 2 3 Vertiv Liebert CRV CRC60 Name Plate Information 2 Product Overview 5 Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User...

Page 10: ...10 Filter 2 HMI display 11 Rear door 3 Front door 12 Chilled water inlet connection 4 Fan 13 Chilled water outlet connection 5 Bottom panel 14 Humidifier water supply inlet connection 6 Electric heate...

Page 11: ...te drain pan Figure 2 5 Vertiv Liebert CRV CRC30 Component Location Rear View Item Description Item Description 1 Rear door 5 Front door 2 Condensate pump 6 Electrical box 1 main circuit breaker 3 Hum...

Page 12: ...nt door 11 Condensate drain pump outlet connection 4 Fan 12 Chilled water inlet connection 5 Bottom panel 13 Chilled water outlet connection 6 Lower condensate drain pan 14 Top panel 7 Flowmeter 15 He...

Page 13: ...rical box 2 2 4 Accessories The accessories provided with the unit are listed in the table below Component Quantity Unit Model Remote temperature sensor 1 CRC30 CRC60 Data cable 2 CRC30 CRC60 M5 12 cr...

Page 14: ...Maximum value 5900 3473 Rated value 7700 4532 Maximum value 7700 4532 Input power consumption without heater and humidifier kW Rated value 1 06 Maximum value 1 68 Rated value 1 9 Maximum value 1 9 Nu...

Page 15: ...The operating limits refer to new units and those that have been correctly installed and serviced Model Fan Speed Average Sound Pressure Level dB A Location 1 3 Octave Band Center Freq 50 Hz 63 Hz 80...

Page 16: ...Level dB A Location 1 3 Octave Band Center Freq 2 kHz 2 5 kHz 3 15 kHz 4 kHz 5 kHz 6 3 kHz 8 kHz 10 kHz Sound Pressure Level dB A dB dB dB dB dB dB dB dB CRC60 100 80 6 Front 83 3 75 75 9 73 9 71 9 69...

Page 17: ...the installation plans prior to moving the unit to verify clearances NOTICE Risk of damage from forklift Can cause unit damage Keep tines of the forklift level and at a height suitable to fit below t...

Page 18: ...44 6 78 7 776 1276 2228 30 6 50 2 87 1 242 533 5 322 709 9 CRC60 300 1132 2000 11 8 44 6 78 7 776 1276 2228 30 6 50 2 87 1 235 518 315 694 5 3 3 Clearance Requirements Leave enough space for installa...

Page 19: ...has occurred Report damage immediately to the carrier and file a damage claim with a copy sent to Vertiv or to your sales representative 3 5 Moving the Packaged Unit Transport the unit with a forklif...

Page 20: ...wooden box using a claw hammer 2 Remove the side wooden panels And then remove the top wooden panel and the cushioning from the top of the unit 3 Remove the starch wrap that attach the ramp to the uni...

Page 21: ...ion location To remove the unit from the pallet 1 Remove the front and rear shipping brackets from the pallet by removing two M6 hex screws and two M8 hex screws from each bracket 2 Remove the front a...

Page 22: ...the holes on the pallet Figure 3 6 Installing Ramps 5 Lift the four leveling feet under the unit Lift the unit one corner at a time a Use an adjustable wrench to loosen the fixing nut on each foot in...

Page 23: ...lt in casters 7 Remove four anti tip brackets from the unit by removing two hex M6 x 16 screws from each bracket 3 8 Location of the Main Grounding Point The main grounding point is located on the top...

Page 24: ...Item Description 1 Rear door 2 Main grounding point 3 Pre installation Preparation 20 Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 25: ...the Unit Item Description 1 Fixing nut 2 Hex bolt 4 2 Combining the Unit with Adjacent Cabinets Eight baying brackets are provided with the unit Use four for the front side and four for the rear side...

Page 26: ...30 mm 1 2 in you can remove the feet and fix the unit onto the mounting bracket To remove the feet and fix the unit 1 Use an adjustable wrench to loosen the fixing nut on each foot in counter clockwis...

Page 27: ...he unit can be installed with only the top frame or it can be installed with both the top frame and front frame 4 4 1 Installing the Top Frame without the Front Frame Figure 4 4 Dimensions of the Top...

Page 28: ...5 Installing the Top Frame without the Front Frame Item Description Item Description 1 Top frame 3 M12 30 screw 2 V logo NOTE After the top frame is installed use plastic caps to cover the unused hol...

Page 29: ...cable and the communications cable from the HMI by unplugging the two connectors from the PWR port and the CAN1 port 2 Remove the front door by removing three hinges that connect the door to the verti...

Page 30: ...e left and right frames and four on the top and bottom frames Figure 4 8 Installing the Front Frame Item Description 1 M5 12 screwon top frame 2 M5 12 screwon side frame 4 Install the top frame on the...

Page 31: ...ble and communications cable to the HMI 6 Move the V logo to the top frame NOTE After the top frame is installed use plastic caps to cover the unused holes on the top plate 4 Installing in Enclosure R...

Page 32: ...4 Installing in Enclosure Row 28 This page intentionally left blank Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 33: ...uit in a no flow condition Idle fluid allows the collection of sediment that prevents the formation of a protective oxide layer on the inside of tubes Keep unit switched On and water coolant fluid sup...

Page 34: ...nnection 8 Chilled water inlet and outlet hole 3 Chilled water outlet connection Figure 5 2 Location and Dimension of Pipe and Cable Outlets on Top Plate and Base Plate CRC60 Unit mm in Item Descripti...

Page 35: ...22 C 50 F to 71 6 F The water inlet outlet pipes are connected by threaded connectors Model Threaded Connector External Diameter mm in CRC30 Rp 1 1 4 28 1 1 CRC60 Rp 1 1 2 35 1 38 Table 5 1 Threaded...

Page 36: ...he lower filter 2 The fastening plate above the upper filter 3 Open the air discharge valve to release the Nitrogen from the pipeline The valve is located as shown in the figure below Figure 5 4 Locat...

Page 37: ...he provided pipes to prevent loss of cooling capacity NOTE If the top frame has been installed you can install a pipe extension between the water inlet outlet pipe and the provided pipe The pipe exten...

Page 38: ...ilters on page 31 2 Remove the humidifier together with the support bracket only for CRC30 a Loosen the hose clamp and disconnect stream pipe from the top of the humidifier b Disconnect the electrode...

Page 39: ...screw 4 Level sensor connection 8 Support bracket for humidifier 3 Remove the caps from the chilled water inlet and outlet pipe connectors located inside the unit Connect the field supplied pipes to...

Page 40: ...Connection A pipe has been pre installed between the pump and the drainage copper pipe Connect the top end of the drainage copper pipe the pump drainage connection on the top plate to your drainage s...

Page 41: ...ast 200 mm 7 9 in below the drain tray Fill the drain trap with water 5 4 Connecting Water Supply for Humidifier Only for CRC30 NOTE The connections must be sealed to prevent water leakage NOTE The pr...

Page 42: ...ase plate to your water supply system NOTE The end of the humidifier supply pipe is G 3 4 connector You can use the convertor provided in the accessories bag to convert the connector to Rc 1 2 Figure...

Page 43: ...k must be performed only by properly trained and qualified personnel and in accordance with applicable regulations and manufacturers specifications Opening or removing the covers to any equipment may...

Page 44: ...t breaker 3 Fix the cables to the cable clamps in the electrical box Figure 6 1 Connecting Power Supply Cable for CRC30 Item Description Item Description 1 Main circuit breaker 3 Connecting to power s...

Page 45: ...er supply 1 6 2 Connecting Communications Cables 6 2 1 General Arrangement NOTE Take anti static measures when connecting communications cables NOTE The RJ45 port on the back of HMI is not available f...

Page 46: ...rt 4 Unity card 6 2 2 Connecting the Unity Card Connect the monitor device to the Ethernet port on the unity card 6 2 3 Connecting for Teamwork Connect the CAN port of one unit to the CAN port of anot...

Page 47: ...x 10 pan head screws for CRC60 3 Remove the 10DI board from the iCOM Edge board Figure 6 5 Location of DIP SW3 CRC30 as An Example Item Description Item Description 1 Side cover of the electrical box...

Page 48: ...ON OFF OFF ON ON ON ON Secondary Unit 12 13 OFF ON OFF OFF ON ON ON ON Secondary Unit 13 14 ON OFF OFF OFF ON ON ON ON Secondary Unit 14 15 OFF OFF OFF OFF ON ON ON ON Secondary Unit 15 Table 6 2 Add...

Page 49: ...he sensor on rack surface using the magnets provided in the kit Do not fix it on an empty rack Set the address on the dialing switch on the sensor according to the following table Sensor 1 2 3 4 5 6 I...

Page 50: ...wing specifications Item Description Range 0 250 Pa 0 1 inH2O Output Signal 4 20mA DC two wire Power Supply 12V DC Table 6 4 Static Pressure Sensor Specifications 6 Electrical Connections 46 Vertiv Li...

Page 51: ...lers have stopped rotating before working in the unit Check and ensure that There is no leakage in the water inlet and outlet pipes the water supply pipe of the humidifier and the drainage pipe The fi...

Page 52: ...nstalled with variable frequency pump close the manual shut off valve on the bypass pipe and check that the electric three way valve is open If the supplied pipe is installed with constant frequency p...

Page 53: ...set the target value of temperature and humidity Check if the components are working properly via measuring the input voltage and current of single device 5 Once the system is operating under load che...

Page 54: ...7 Start up 50 This page intentionally left blank Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 55: ...below Indicator Color Description Blue Display is starting Yellow Unit is shut down or the display fails to communicate with iCOM Edge Green Unit is running normally Red An alarm has been generated an...

Page 56: ...played You can power on or off the unit by pressing and holding the ON OFF button for three seconds NOTE If no password is entered you can only view the menu settings Figure 8 2 Entering Password Refe...

Page 57: ...ay Showcurrent time and date 7 Unit address Showunit address 8 Display address ShowHMI address and set the address 9 ON OFF button Press the button for three seconds to start or stop the unit 10 Unloc...

Page 58: ...rding to supply air temperature return air temperature or remote temperature 6 Control mode chilled water valve is controled according to supply air humidity 7 Desired humidity set by user Table 8 3 D...

Page 59: ...primary unit when the water valve and fans are controlled according to supply air temperature Return temp sensor 1 failure alarm return temp sensor 2 failure alarm and return temp sensor 3 failure al...

Page 60: ...8 HMI Display 56 This page intentionally left blank Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 61: ...amage the internal parts gaskets seals o rings etc NOTICE Risk of release of hazardous substances into the environment Can cause environmental pollution and violation of environmental regulations NOTI...

Page 62: ...piping system A coolant fluid maintenance program must be established that will evaluate fluid chemistry and apply necessary treatment The complexity of water glycol solution condition problems and t...

Page 63: ...Check the filters monthly to maintain efficient air distribution through the evaporator coil 1 Open the rear door and remove filters For details on removing filters see Remove filters on page 31 2 Di...

Page 64: ...reaker 3 Unplug the two power cables labeled Pump from the terminals near the pump Loosen the hose clamp on the connection between the water inlet tube and the soft pipe Loosen the hose clamp on the c...

Page 65: ...cting the fan power wires To replace the fan 1 Open the rear door For CRC30 disconnect the main circuit breaker For CRC60 remove the filters and then disconnect the main circuit breaker 2 Open the fro...

Page 66: ...cause injury or death Switch off all local and remote electrical supplies and verify that power is off with a voltmeter before working inside the unit cabinet To maintain the electric heater 1 Open th...

Page 67: ...or and remove filters For details on removing filters see Remove filters on page 31 2 Drain all the water from the cylinder by turning the power switch to 1 on the electrical box near the humidifier 3...

Page 68: ...lectrode wire connection 7 Support bracket for humidifier 4 Level sensor connection 9 10 Dismantling the unit CAUTION To prevent possible harm to the environment or human health from uncontrolled wast...

Page 69: ...ooling capacity Reduce rack heat load or add cooling units Water regulating valves issue Contact your local Vertiv representative Unit safety device tripped Contact your local Vertiv representative Lo...

Page 70: ...rtiv representative Faulty temperature sensor Contact your local Vertiv representative Unit controller issue Contact your local Vertiv representative Local display is not operational but unit operates...

Page 71: ...Remote Temp 3 Remote Temp 4 Remote Temp 5 Remote Temp 6 Remote Temp 7 Remote Temp 8 Remote Temp 9 Remote Temp 10 Avg Remote Temp CW Inlet Temp CW Outlet Temp System Information CW Flow Air Flow Coolin...

Page 72: ...ttings Supply Temp SP Return Temp SP Remote Temp SP Hmd Settings Supply Hmd SP Parameter Settings Teamwork Settings Teamwork Mode Unit Address Unit Quantity Standby Quantity Rotation Quantity Rotation...

Page 73: ...owReturn Temp High Return Hmd LowReturn Hmd High Supply Temp LowSupply Temp High Remote Temp LowRemote Temp High CW Inlet Temp LowCW Inlet Temp High CW Outlet Temp LowCW Outlet Temp Communication Sett...

Page 74: ...ersion Information Controller Firmware Model Controller Firmware Version Display Firmware Model Display Firmware Version Service Information Country Service Enquiries 10 Appendices 70 Vertiv Liebert C...

Page 75: ...mp Sensor 1 Failure Supply Temp Sensor 2 Failure Supply Temp Sensor 3 Failure The temperature of the supply air is out of the detection range of the supply temperature sensor Remote Temp Sensor 1 Fail...

Page 76: ...the set point CW Inlet Temp Sensor Failure The temperature of the inlet chilled water is out of the detection range of the inlet CW temperature sensor CW Outlet Temp Sensor Failure The temperature of...

Page 77: ...Appendix C Hydraulic Schematic 10 Appendices 73 Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 78: ...nte declara que este producto es conforme a las directivas Europeas O Fabricante declara que este produto est em conformidade com as directivas Europeias Tillverkare f rs krar h rmed att denna produkt...

Page 79: ...urope the Middle East and Africa For technical support please contact your local Vertiv or Partner office You can also contact us using the contact details on our website https www vertiv com en emea...

Page 80: ...10 Appendices 76 This page intentionally left blank Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 81: ...Vertiv Liebert CRV CRC30 and CRC60 Chilled Water Cooling System User Manual...

Page 82: ...e trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracy and completeness here Vertiv Group Corp assumes no responsibility...

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