Home

Installation Manual

1. r VrHO c a Y TEA J734 734 TAA MEA TEA SUO suo suo s NYO z NYO NYO LL El el L S A MSS LN C T cC A T i ui e i Zins M3MOd AYWWINd Od3 nios 875 Tod vrs dia ue NN de Oda Sas azz PUO 042 941 SO azz v PUOI LL 440 Y3IMOd NOVAPZ Odd J1O0W3S IVNOILdO AONIDYANA 7 ie To q3sn SI de de Od3 31ON3M di COVATZ LOVA Q31VN3dO ONINdS IVNNVIN YAdNNA JAON33 M3ALL LDMVIS3M WSLSAS NINOZL 6 MOM Nw N NOVbZ CcO3 8L0 cLOL INO gt ZOWbZ VONVC 43 Technical Installation Illustrations Figure 35 E04 TB1 120VAC TERMINAL LAYOUT TB2 24V TERMINAL LAYOUT CONTINUED US CONTROL POWER SOURCE A 120VAC UTILITY SUPPLIED 6 FC AUX RELAY 3 AND BYPASS TIMER 2AVDC FC POWER SOURCE D 20 FC 24VDC COMMON CONTROL POWER SOURCE B 1204C OPTIONAL MICE 5 n HVAC SHUTDOWN 1 FAN PONER DAC OUT re RACKE UPS SHUTDOWN 9 m RACK 2 UPS SHUTDOWN 782 24V TERMINAL LAYOUT x RACKE3UPSSHUTDONN FIRE CONTROLLER AUX RELAY CONTROLLER AUX RELATA RACK UPS SHUTDOWN CHALLENGER FAULT INPUT HVAC PLENUM THERMOSTAT RACK 6 UPS SHUTDOWN REDUNDANT CHALLENGER FAULT INPUT HVAC REDUNDANT PLENUM THERMOSTAT LOCAL EPO CONTACT 1 PUSHBUTTON SMOKE DETECTOR 183 TOP PLENUM TERMINALLAYOUT TOP PLENUM REMOTE E
2. y that feed the 3 Ku Backup Fans Smoke Peli Detector Connector Wires for the Top Plenum Thermostat 4 8 3 Install Supply Air Temperature Sensor Install a Supply Air Temperature Sensor in the DCR Base Plenum Rack assembly one for each Liebert Challenger 3000 This type of sensor works best when it 1s 5ft 1 5m or farther from the Liebert Challenger 3000 The Supply Air Temperature Sensor is wired to the Liebert COM at the factory It 1s on the center shelf of the Liebert Challenger 3000 see Figure 18 Cut the wire ties and route the wiring down and out the bottom base plate of the Liebert Challenger 3000 and into the second DCR Base Plenum Rack from the Liebert Challenger 3000 Figure 18 Supply Air Temperature Sensor 18 Installation Figure 19 Supply Air Temperature Sensor wiring routed through base plenum 4 8 4 Install Remote Temperature Sensors Install a Remote Temperature Sensor in the front of the racks and near the top of each DCM cabinet one per DCM cabinet The sensors are daisy chained and the wiring routed into the DCR Top Plenum Rack then connected to the Return Air Sensor in the Liebert Challenger 3000 A Remote Temperature Sensor and a 12 foot 8 7m cable are provided with each DCM cabinet Figure 20 Remote Temperature Sensor 4 9 Insert and Adjust Air Flow Adjustment Dampers 1 Insert an Air Flow Adjustment Damper into the bottom of each DCM rack These panels can be installed from
3. 1 Position the DCR Base Plenum Challenger where the power and piping connections can be made easily This component must be installed first and positioning 1s critical to the remaining installation Connections will be made either through the DCR Top Plenum Challenger or the DCR Base Plenum Challenger depending on the Liebert Challenger 3000 system selected This selection correlates with the selection of a top fed unit bottom fed unit The top and base plenums for the primary Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System module are wider than the plenums for the DCM racks They also have no louvers Check the DCR Base Plenum Challenger installation position to ensure that it meets the required clearances refer to Table 2 NOTICE Risk of severe cabinet and system stress Can cause equipment damage and improper operation Do not move the Liebert DCR after assembly This unit 1s not designed to be moved after assembly Movement after assembly will void the warranty and can damage internal components and reduce unit stability Floor anchoring if required should not be performed until after the entire base plenum assembly has been completely assembled and leveled Installation 4 3 Assemble the Base Plenum Racks The base plenum supports the Liebert DCR and distributes air to the DCM racks Place them in the installation location apply gasket strips to the end facing the DCR Base Plenum Challenger atta
4. LD A labiale her he aie a 23 Routine Power to Rack JOSQScuscexu i o NC A dd EVER CW RES i 23 LIEBERT ICOM CONTROLS SETUP i nnn 24 Connecting Remote Temperature Sensors 24 Liebert 1COM Setting Changes for Liebert DCR Ins stallation 25 DCR CONTROL PANEL AND FIRE SUPPRESSION SYSTEM OVERVIEW 26 General Installation Considerations inae oe wk HA EMEN i CE See Bes 26 DCR Control Panel and Fire Suppression System Commissioning 26 DCR Control Panel and Fire Suppression System Component Locations 27 Fire Detection and Suppression System Operation Overv1iew 29 1 4 1 Local Emergency Power Off Override and Fire Suppression Control Bypass Timers 29 INSTALLATION CHECKLIST ELK beeen al Reb Bose i acit sii 30 Cooling and Power Component Installation Checklist 30 Fire Suppression System Installation Checklist 30 8 2 1 Contacting Representative to Arm the Fire Suppression System 31 STARTUP saciar dao elo bette eed ete foes be a samasaa 32 Initial System Startup and Activation 32 System Startup and AcUVatilOD 22 RA kus HS AD E VRAC Rae aoe PAS 32 Balancing Cooling Air Distribution 32 Restarting after DCR Control Panel and Fire Suppression Syste
5. 1 Outside North America call 00800 1155 4499 or e mail liebert upstech emerson com For a three phase UPS and power systems call 800 543 2378 outside North America call 614 841 6598 For information about the warranty contact your local Emerson representative or go to www liebert com Electrical System All electrical components including the load center breakers should be inspected at least twice a year by a licensed electrical contractor Any loose connections should be tightened 34 Redundant Liebert Challenger 3000 Option 12 0 REDUNDANT LIEBERT CHALLENGER 3000 OPTION 12 1 12 2 A second Liebert Challenger 3000 can be added to the Liebert DCR for redundant cooling The redundant cooling unit would operate only when the primary cooling unit 1s Off A DCR Control Panel Shell Redundant Challenger option WO 232521 600 1s installed in front of the redundant Liebert Challenger 3000 Only one primary DCR Control Panel and Fire Suppression System is required it is installed in front of the primary Liebert Challenger 3000 The redundant cooling unit requires a Base Plenum Challenger and a Top Plenum Challenger These plenum sections must be attached to the plenum assembly see Figure 27 Liebert iCOM Setup for Redundant Liebert Challenger 3000 Refer to the Liebert COM manual SL 18835 for setting up the unit for a redundant Liebert Challenger 3000 Install a Redundant Liebert Challenger 3000 To install a redundant Li
6. CHMOVY Las jm NY d 1MOVga V ov VV d02 S1 Z Y0c G 1 Fe AC e LAMOVY LIL ps is ANMOVA e wu xy d0c G 1 A Y0c G 1 OMORO i HH iuo 1 ial ZHL LHL N BUS i nai i 1 YSL 118 ZH09 QI voi 1YNOILdO Y FIYNOS r gt 199 N ZH09 H c OVAOCL L Z L1nv43a ALITILN V FIYNOS 42 Technical Installation Illustrations Figure 34 Liebert DCR control logic 300718 IVNINY31 Z8 1 O OL A 3HIM FONVYO S31ON3G NYO G 190718 IVNINYIL Lal 6 H3OVHL 3 LIHM HLIM AYIM 317188 SHLON3G LHAV Y IS y 3MIM MOTTAA SILON30O 3A 8 AJHIM 3N719 S310N30 N18 SNIHIM GalIddNS ALIS NO H3Sf S31ON3q JIL SHIM CIY SSLONSG CIY 3HIM MOVIE S310N3G MIS Z dasn N3HM WANITA dOL 42018 TVNINYIL 9 C LL YS OVEL SLIHM HLIM JAIM SONVYO S310N30 IHMWNYO 9 G3LON ss3iNn OMVEL SUM mv S3LON WE E YOLSISIY 31VOO0TIN Lv lt a TE um Ot S dm ss S d S AeY Bd RoBi 338 a S De sx Z 03 8LO ZLOL os S ONIMIM W31SAS LNVONAGSY JOI23130 INONS 40193190 y d LNN LNVONNGSY 3MONS OZ OZ AMOSIANS
7. The Liebert DCR must be installed in an indoor climate controlled environment The unit will not protect electronic equipment if it 1s installed in an environment subject to extreme temperatures or humidity This manual is to be used in conjunction with existing Liebert product manuals for each component and site specific documentation and drawings User and installation manuals ship with the equipment and are also available at Liebert s Web site www liebert com Operational Overview The Liebert DCR is an enclosed system to house and cool electronic equipment The DCM racks house the critical IT equipment optional rack power strips and optional rack mounted UPS units Cooling air is supplied by an integral Liebert Challenger 3000 and conveyed to the racks with bottom plenums Heated exhaust air from the racks returns to the Liebert Challenger 3000 through the top plenums A Backup Fan System is included to exhaust air in the event of excessive internal temperature The DCR Control Panel and Fire Suppression System monitors the air in the Liebert DCR for evidence of combustion If the smoke detector mounted in the return air plenum senses combustion products the system control activates audible and visual alarms and releases a fire suppression agent see Figure 24 Liebert DCR Components DCR Base Plenum Rack with Air Flow Adjustment Damper one for each DCM rack DCR Top Plenum Rack with Backup Fan one for each DCM rack D
8. DCR Plenum Rack PEU decre lena TTD 2 and along the back edge DCR Base DCR Base DCR Base DCR Base DCR Base Plenum Rack Plenum Rack Plenum Rack Plenum Rack Gasket in single strip along edge TOP VIEW DCR Base Plenum Assembly Air Supply Openings Not Shown 5 Set the DCR Top Plenum Rack on the DCM rack farthest from the Liebert Challenger 3000 the last rack installed The side of DCM rack must be flush with the outer face of the DCR Base Plenum Rack 6 Attach the DCR Top Plenum Rack to the DCM rack with the four bolts removed in Step 1 NOTE When attaching additional top plenum on top of the DCM racks be sure to align each of the racks with each other The sections must form a straight line or they cannot be bolted together 15 4 8 4 8 1 Installation 7 Punch holes through the gasket on the face of the DCR Top Plenum Rack for the 10 screws that will connect it to the adjacent DCR Top Plenum Rack 8 Insert 10 screws through the holes and into the captive nuts in the adjacent DCR Top Plenum Rack Do not tighten the screws until the DCR Top Plenum Rack assembly 1s fully installed 9 Repeat Steps 2 through 8 for each of the remaining DCR Top Plenums Rack There is one DCR Top Plenum Rack for each DCM rack 10 Apply factory supplied gasket 1 wide by 5 8 thick to the edges of the Liebert Challenger 3000 and the DCR Control Panel and Fire Suppression System 11 Set the DCR Top Plen
9. DCR must be fully installed and operational including remote emergency power off tie in and timers 26 DCR Control Panel and Fire Suppression System Overview 7 3 DCR Control Panel and Fire Suppression System Component Locations Figure 24 DCR Control Panel and Fire Suppression System exterior features Horn and Strobe Controls clockwise from top Power Available Green Fire Suppression System Abort Yellow Emergency Power Off Red cover not shown for clarity Manual Fire Suppression Release Red key operated enlarged view at right Window to view the Fire Suppression tank gauge CONTROL POWER AVAILABLE T_T I FIRE SUPPRESSION IRE SUPPRESSION Window to view fi re MANUAL RELEASE SYSTEM ABORT system status LED s Der EMERGENCY POWER OFF DCR Control Panel and Fire Suppression System Controls 27 DCR Control Panel and Fire Suppression System Overview Figure 25 DCR Control Panel and Fire Suppression System internal features mc TW Tr W fori 225A Load gt Center Fire Suppression Control Bypass Timer Fire Suppression Tank Gauge LiebertDCR Emergency Power Off Override Timer Liebert DCR Status LED s visible through grille 28 7 4 7 4 1 DCR Control Panel and Fire Suppression System Overview Fire Detection and Suppression System Operation Overview The DCR Control Panel and Fire Suppression System monitors the air in the Liebert DCR for eviden
10. Weights 40 iii Important Safety Instructions IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important Instructions that must be closely followed during installation of this unit to maintain compliance with agency listings Read all safety and operating Instructions before attempting to operate the Liebert DCR Adhere to all warnings on the unit and in this manual Follow all operating and user instructions This product is designed for commercial industrial use only This product is not intended for use with life support or other U S FDA designated critical devices Maximum loads must not exceed those specified in this manual Install 1n a clean environment free from moisture flammable liquids gases and corrosive substances Operate this product in an indoor environment at an ambient temperature between 35 F and 85 F 1 6 C to 29 C Additionally units using a remote condenser must be operated at outdoor ambient temperatures of VFD condensers above 0 F 18 C Liebert Lee Temp condensers above 20 F 29 C This product must be connected to and powered by suitable AC supplies rated in accordance with the unit s serial tag It must be properly grounded and protected by circuit breakers or fuses NOTE The Liebert DCR must be installed on a flat level surface for proper assembly and create tight seals in the components Emerson
11. each rack will move nominally 800cfm 380 l s of air and are powered from the DCR Control Panel and Fire Suppression System through a factory installed L5 20 receptacle on top of the DCR Top Plenum Challenger If the Liebert DCR is installed in a dedicated room and airflow inlet and outlet openings to the room are not provided the backup fans will remove cabinet heat for only a short time 21 5 0 5 1 5 2 5 2 1 Power Connections POWER CONNECTIONS Power Connections to Liebert Challenger 3000 Provide input power to the Liebert Challenger 3000 on its own dedicated circuit based on the specific Liebert Challenger 3000 configuration requirements Input power to the Liebert Challenger 3000 must not be connected through the 225A load center in the DCR Control Panel and Fire Suppression System Refer to the Liebert Challenger 3000 user manual that shipped with the unit and 1s available at Liebert s Web site www liebert com For electrical and piping connections the Liebert Challenger 3000 can be top fed bottom fed or a combination of the two Connections are made through the knockouts in the bottom of the Liebert Challenger 3000 electrical panel box For top access power wiring is routed through the Liebert Challenger 3000 top piping chase NOTICE Risk of improper power input Can cause equipment damage or degraded cooling The Liebert Challenger 3000 must be powered separately by a dedicated circuit Power must not be suppl
12. features 27 DCR Control Panel and Fire Suppression System internalfeatures 28 DCR Control Panel and Fire Suppression System timers 29 Redundant Liebert Challenger 3000 option arrangement 36 Liebert DCR component arrangement see RR es 37 DCR Control Panel and Fire Suppression System components 38 Liebert DC h access and Connections ss wb e344 be oe iad ee e 39 Liebert DCR dimensions and clearances 40 Liebert DCR powerdistribution silence A A RR C ees I ee 41 Iieberbt DCIUCoBtrol 0916 2206 4 xod S ECCE QR UP SP IRAE Rabat dicum ies artius pd gri scd 42 Liebert DCR Comtrol OC doe spp A IS E Eon doa ct o ea Seo OG ERU Ya ca ett 43 J TCI 44 TABLES Liebert DCR components and part numbers 9 Liebert DCR system clearances cc ee res 4 Heat load Per C3DIBDBU sa 8 204 ER EB ora A Praet etude ad e Ps akuna aoaaa usu 5 DIP switch settings on Remote Temperature Sensor board 24 Liebert COM setting changes for Liebert DCR installation 25 TeoublestiDODLHYB soc otha lcd Zeaq icd Nase a CRT ERR s sa nbus pP cat saca ali SR 39 Electrical piping and control knockout sizes 6 06 sb eee e hh hh ha 39 Dystemnb mensile 4o en easet N au warte u or PEA doe tb eee da ser 40 Liebert DCR Part Dimensions and
13. piping connections and ensuring proper clearances The installation location must have An indoor climate controlled environment with the ambient temperature no higher than 85 F 29 C Sufficient height and clearance from ceilings walls fixtures and overhead sprinkler nozzles for the Liebert DCR including its Backup Fans NOTE The Liebert DCR must be installed on a flat level surface to maintain proper spacing and provide tight seals Leaving gaps in the gasket will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation Heat rejection coolant supply for the Liebert Challenger 3000 Input power sufficient for The Liebert Challenger 3000 the cooling unit requires a separate input power feed based on specific model ordered DCR Control Panel and Fire Suppression System Backup Fans and IT equipment installed in the DCM racks For details about any component s requirements refer to that unit s user manual The Liebert Challenger 3000 installation manual is SL 11962 the DCM rack user manual is SL 11384 and Liebert iCOM user manual is SL 18835 These are delivered with the unit and are available at Liebert s Web site www liebert com Clearance Requirements Table 2 Liebert DCR system clearances Minimum Distance Liebert DCR Structure Reference Point inches mm Height for Cabinets and Plenums 96 2438 Space for Backup Fans can extend into dropped c
14. restarted according to the instructions in 9 2 System Startup and Activation NOTE q The DCR Control Panel and Fire Suppression System is shipped from the factory with the solenoid activator disconnected and without the nozzle placed in the supply airstream The fire suppression system should be commissioned after the UPS s rack power strips and Liebert Challenger 3000 have been commissioned and are fully operational System Startup and Activation The Liebert DCR 1s configured to start when power 1s connected Balancing Cooling Air Distribution Cooling is simplified if the heat load in the Liebert DCR is balanced among the cabinets Installing multiple devices that generate more heat in one or two cabinets will produce more heat in those cabinets requiring more cooling See 3 5 Heat Load Guidelines for guidelines on the Liebert DCR s heat removal capability Check the Liebert 1COM to determine the Remote Temperature Sensor readings from each DCM If the Remote Temperature Sensor air readings are too high in one or more cabinets reposition the Air Flow Adjustment Dampers to equalize the cooling Balance inlet air dampers for each cabinet Adjust the dampers to equalize the leaving air temperature of each rack Refer to Figure 10 for adjustment details If the Remote Temperature Sensor reading of a rack is lower than the average leaving air temperature of the other racks close the inlet damper slightly to reduce cooling air fl
15. the front or rear of the rack but the opening in the damper must be at the front of the rack and the cable entrance hole must be at the rear see Figure 21 19 Installation Figure 21 Air Flow Adjustment Damper installation Rear of DCM Air Flow Adjustment Damper being inserted from rear of the DCM rack can be installed from the front or rear I nad I u Es Cable Entrance Hole Damper slides to modulate the flow of cooling air BEN WW Air enters through slot cs s Front Of DOM ML pre TES DE Front of Liebert DCR 2 The Air Flow Adjustment Dampers must be opened varying amounts to provide adequate cooling to each DCM rack NOTE The cooling air flow required by the equipment in a DCM rack will vary according to several factors especially the distance from the Liebert Challenger 3000 and each rack s heat load a Vary the amount that each Air Flow Adjustment Damper 1s opened with smaller openings closest to the Liebert Challenger 3000 and progressively larger openings toward the end of the row of DCM racks b After the Liebert DCR 1s operational the temperature in each DCM rack must be rechecked with the racks doors closed Failing to check the rack temperature with the doors closed will result in inaccurate readings that may adversely affect cooling c Reposition the Air Flow Adjustment Dampers to equalize the cooling in each rack d Close the racks doors and recheck the
16. to the rack equipment 4 Connect Backup Fans 22 Power Connections 5 2 2 Single Bus Liebert DCR Load Supplied by UPS in Each Rack 1 Connect utility Input power to the load center in the DCR Control Panel and Fire Suppression System 2 Use customer supplied whips to route Input power from the load center panel board to each rack UPS as required 3 Once power is routed to the rack UPS s rack power strips can be installed and plugged in to distribute power to the rack equipment 4 Connect Backup Fans to the UPS in the rack or to rack power strips connected to the UPS in the rack 5 Connect the DCR Control Panel and Fire Suppression System controls and the Liebert DCR controls to a UPS 5 2 3 Dual Bus Liebert DCR Load Supplied by Utility Power and Single UPS or by Two UPS s 5 3 1 Connect utility input power or a UPS to the load center in the DCR Control Panel and Fire Suppression System 2 Connect equipment on Circuit A to output power from the load center panelboard 3 Connect equipment on Circuit B to separate external panelboard fed from a second UPS or utility power 4 Connect Backup Fans in a daisy chain to the connection on top of the DCR Top Plenum Challenger L5 20R 5 Wire Circuit A and Circuit B refer to Figure 33 Routing Power to Rack loads Rack equipment can be powered either with a stand alone UPS or with rack mounted UPS s in each DCM rack Either method requires installing whips from the
17. 120VAC power available and on Is the Building Fire Alarm tied in a Alarm b Trouble c Supervisory Is the Fire Suppression tank installed Is the pipe installed Is the nozzle installed Is the Liebert Challenger 3000 EPO tied in Is the EPO timer installed Is the EPO tied in Is the Liebert DCR installation complete and the Liebert DCR operational 30 8 2 1 Installation Checklist Contacting Representative to Arm the Fire Suppression System Do not call to have the Fire Suppression system commissioned until all of the items in 8 1 Cooling and Power Component Installation Checklist and 8 2 Fire Suppression System Installation Checklist have been completed The local company arming the system cannot turn the system on until all the items above have been completed Scheduling the local distributor prior to these items being completed may result in additional charges After the tasks above have been completed the fire suppression system should be commissioned 31 9 0 9 1 9 2 9 3 9 4 Startup STARTUP Initial System Startup and Activation The Liebert DCR s initial startup will be performed by Emerson personnel along with the associated qualified fire suppression service personnel The initial startup should be scheduled after all installation steps have been completed and the unit 1s ready for startup and commissioning Shutdowns for maintenance and other reasons require the Liebert DCR to be
18. CR Base Plenum Challenger one installs under the Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System DCR Top Plenum Challenger one installs on the Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System DCR Control Panel and Fire Suppression System one the module consists of the fire detection panel fire suppression system override timers load center fire strobe horn and the power fire control interface Liebert Challenger 3000 one 5 ton downflow specially configured for use in this Liebert DCR application DCM rack minimum of three cabinets and a maximum of six cabinets Plexiglas front door solid rear door sealed rack design Table 1 Liebert DCR components and part numbers Liebert DCR component Part DCR Base Plenum Rack WO 232521 101 DCR Top Plenum Rack WO 232521 200 DCR Base Plenum Challenger WO 232521 300 DCR Top Plenum Challenger WO 232521 400 DCR Control Panel and Fire Suppression System WO 232521 500 Liebert Challenger 3000 Notes Specially configured for Liebert DCR applications Does not include reheat or humidifier Includes a condensate pump Includes piping and electrical access provisions for local requirements Preparation 3 0 PREPARATION 3 1 3 2 3 3 The installation location should be determined and prepared before the Liebert DCR is delivered Proper planning will permit installing the required power and
19. Compromise by helping customers optimize their data center infrastructure to reduce costs and deliver high availability While every precaution has been taken to ensure the accuracy and completeness of this literature Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions O 2012 Liebert Corporation All rights reserved throughout the world Specifications subject to change without notice Liebert is a registered trademark of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SI 11464 REV2 03 12 Emerson Network Power The global leader in enabling Business Critical Continuity 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 amp Server Cabinets liebert upstech emerson com 800 222 5877 Outside North America 00800 1155 4499 Three Phase UPS amp Power Systems 800 543 2378 Outside North America 614 841 6598 Environmental Systems 800 543 2778 Outside the United States 614 888 0246 Locations United States 1050 Dearborn Drive P O Box 29186 Columbus OH 43229 Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco PD Italy 39 0499719 111 Fax 39 049 5841 257 Asia 29 F The Orient Square Building F
20. IONS Figure 28 Liebert DCR component arrangement Liebert DCR Plenum Top Rack DCM Rack With Backup Fan Standard Doors amp Panels Partitions Removed Liebert DCR Plenum Top Challenger Three Rack System cui Challenger 3000 Shown Maximum a n i Six Racks rientation Shown Cooling Airflow Liebert DCR Adjustment Plenum Base Challenger Dampers 1103 535 Rev C Liebert DCR Control Panel amp Fire Suppression System 37 Technical Installation Illustrations Figure 29 DCR Control Panel and Fire Suppression System components 225A Breaker Panel 120 208V Three Phase Input Control Terminal Strip Branch Breakers Provided Fire Strobe Horn for DCR Control Fire Suppression and Backup Fans Sy A DCR Emergency Power Off Overide Timer S S Manual 120 Minute NN Nr SH 9 de LEUR OFF 9 Detail A Fire Suppression System Scale 1 2 Status Visual Inspection Fire Suppression Control Bypass Timer Manual 120 Minute Fire Suppression System Gas Cylinder Visual Inspection 1103 536 Rev C Fire Suppression System Control Panel 38 Technical Installation Illustrations Figure 30 Liebert DCR access and connections Backup Fan With Gravity Close Damper Backup Fan Power Receptacle Main L5 20P Plug DCR Plenum Top Challenger Backup Fan Positioning ait Orientat
21. Network Power recommends using shielded cables for all external communication interfaces Ensure that the Liebert DCR has proper ventilation Never block or insert objects into the ventilation holes or other openings Maintain minimum clearances as specified in this manual see 3 1 Clearance Requirements Figure 31 and Table 2 A WARNING Risk of handling heavy unit Can cause equipment damage injury or death Read all instructions before beginning A WARNING Risk of top heavy unit falling over Improper handling can cause equipment damage injury or death Only properly trained and qualified personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from or prepare unit for installation Read all instructions before attempting to move lift remove packaging from or preparing unit for installation Glossary of Symbols 1 0 GLOSSARY OF SYMBOLS Hazardous Voltage Present Note Following Instructions Consult User Manual for Additional Information Indicates Weight Indicates Ground Connection Indicates Alternating Current 2 0 2 1 2 2 2 3 Introduction INTRODUCTION The Liebert DCR is an Integrated component of the SmartRow offering from Emerson The Liebert DCR includes a closed loop integrated cooling system and fire suppression Assembly 1s a matter of connecting the plenums and cabinets then making electrical and piping connections
22. Ortigas Jr Road Ortigas Center Pasig City 1605 Philippines 63 2687 6615 Fax 63 2 730 9572 EmersonNetworkPower com AC Power Embedded Computing Outside Plant Racks amp Integrated Cabinets Connectivity Embedded Power Power Switching amp Controls Services DC Power Infrastructure Management Monitoring Precision Cooling Surge Protection Emerson Business Critical Continuity Emerson Network Power and the Emerson Network Power logo are trademarks of Emerson Electric Co or one of its affiliated companies 2012 Emerson Electric Co
23. PO CONTACT 1 REMOVE JUMPER IF USED TOTBIT LOCAL EPO CONTACT 2 PUSHBUTTON TO TBS fi POLO AIR FAN POWER 10932 FC REMOTE EPO CONTACT 2 REMOVE JUMPER IF USED meme Q THERMOSTAT ome TO 7824 18240 4 T0PHR 40 TO P4 2 FC gt EOL Y 14 ANN NOTES 1 ALLWRE f6AWG UNLESS NOTED Q TBATERMNALELOCK AKC 2 BLK DENOTES BLACK WIRE 3 BLU DENOTES BLUE WIRE gt e aca E 10 E TB3 TERMINAL BLOCK TOP PLENUM 1012 048 E04 Li me gt SMOKE DETECTOR TERMINAL BLOCK Pg 4 Rev 4 DENOTES USER ON SITE SUPPLIED WIRING 1 3 FC FIRE CONTROL PANEL 44 45 Technical Installation Illustrations 46 Technical Installation Illustrations Ensuring The High Availability Of Mission Critical Data And Applications Emerson Network Power a business of Emerson NYSE EMR is the global leader in enabling Business Critical Continuity from grid to chip for telecommunication networks data centers health care and industrial facilities Emerson Network Power provides innovative solutions and expertise in areas including AC and DC power and precision cooling systems embedded computing and power integrated racks and enclosures power switching and controls infrastructure management and connectivity All solutions are supported globally by local Emerson Network Power service technicians Liebert AC power precision cooling and monitoring products and services from Emerson Network Power deliver Efficiency Without
24. Precision Cooling For Business Critical Continuity Liebert DCR Part of the SmartRow Offering Installation Manual 60Hz EMERSON Network Power TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS isdn eee e nis EE 1 1 0 GLOSSARY OF SYMBOLS pamaco 2 ZU INTRODUCHON rsa ed dob abd ee ae ed 3 2 1 Operational Overview a a Sueco AE d dene de dI ORG o CR RRR Sam cR AC CN dide 3 2 2 Liebert DCR Components cscs Acces parie Suay ES eta oai SE CR OCC CORR 3 2 3 Liebert Challenger 3000 Notes nica N owe eas 3 3 0 PREPARATION spas assi rada E Sa See Ru Pda dd rend 4 3 1 Clearance Requirements 4 DZ ai AAA IS nitrati 4 9 9 Unldadins the Liebert DER iia Es e ROGER Rn a eee BGs AGGER kaa la RUE ERI 308 e 4 9 4 Required Setup Tools and Equipment D 3 5 Heat Toad Guidelmesuss ge deu ace n ae D ea Sow AE C edo de ek we eee XH ac e adt D 40 INSTALLATION eC rmt 6 4 1 Assembly Sequence Overview res 6 4 2 Install the DCR Base Plenum Challenger 7 4 3 Assemble the Base Plenum Racks 8 4 4 Set the Liebert Challenger 3000 on the Base Plenum Challenger 10 4 5 Set the DCR Control Panel and Fire Suppression System on the Base Plenum 11 4 6 Install the DCM Racks on the Base Plenum 12 4 7 Mount the DCR Top Plenum
25. R Control Panel Shell Theredundant Liebert Challenger 3000 is installed behind the DCR Control Panel Shell cue ME DCR Base Plenum en A E 8 Secure the Liebert Challenger 3000 using the four factory supplied carriage bolts see Figure 8 9 Apply gasket material 1 x 1 4 to the side of the Challenger that the DCR Control Panel will rest against see Figure 9 10 Use a pallet jack to lift the DCR Control Panel Shell onto the base plenum with the redundant Liebert Challenger 3000 see Figure 1 The redundant DCR Control Panel Shell must be aligned with the front of the base plenum The redundant DCR Control Panel Shell will be flush with the end of the base plenum 11 Bolt the redundant DCR Control Panel Shell to the base plenum with the six factory supplied 1 4 20x3 4 bolts 12 Apply gasket 1 x 1 4 to the side of the Top Plenum Challenger facing the primary Liebert Challenger 3000 13 Install edge guard on the bottom half of the two plenum openings of the Top Plenum Challenger 14 Apply gasket 1 x 5 8 around the top of the redundant Liebert Challenger 3000 and the redundant DCR Control Panel Shell 15 Set the DCR Top Plenum Challenger on the top of the redundant Liebert Challenger 3000 and DCR Control Panel Shell and secure it with six 1 4 20x3 4 bolts NOTE q Take care not to damage the gasket when applying it and when setting the DCR Top Plenum Challenger on the top of the Liebert Challenger 3000 a
26. ack Plenum Rack Plenum Rack Plenum Rack Plenum Challenger Gasket in single strip along edge TOP VIEW DCR Base Plenum Assembly Air Supply Openings Not Shown 1 Apply the factory supplied gasket 1 x 1 4 along the perimeter of the surface top of the DCR Base Plenum Rack assembly Leaving gaps 1n the gasket will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 2 Find the DCM rack with two side panels One rack will have two side panels the remaining racks will have a single partition panel factory installed on the left side of the rack 3 Remove the side panel from the right side of the cabinet that has two factory installed side panels The side panels and partition panels must be installed on the DCM racks as shown in Figure 10 4 Attach the side panel to the right side of another rack This rack will be the first one installed it goes next to the Liebert Challenger 3000 Figure 11 Panel placement in the Liebert DCR Gasket Gasket Gasket applied in one piece Side Panel Partition Panel Partition Panel from top to bottom on the front Removed rail and the rear rails on one Side Side Panel removed from side of each cabinet L1 EA cabinet at far left Partition Panel attached to side of this rack for installation here E 1 aM DCM Rack DCM Rack DCM Rack Gasket applied in one strip along front edge and one DCM Rack strip alon
27. aintenance and on site support Fire Detection and Suppression System The cylinder should be checked monthly to ensure it remains properly charged The cylinder gauge must be in the green area If it 1s not contact your local fire suppression service representative The complete fire suppression system should be inspected every six months by a licensed fire detection company Liebert DCR System Inspection The enclosure protected by the clean suppression agent must be thoroughly inspected at least once a year to determine if penetrations or other changes have occurred that could cause the suppression agent to leak or otherwise change its volume Any conditions that could reduce the clean agent concentration must be corrected A yearly enclosure inspection is not required if a documented administrative control program exists that addresses barrier integrity The enclosure of all total flooding systems must be examined and tested to locate any significant air leaks that could result in a failure of the enclosure to hold the specified agent concentration level for the specified holding period NOTE Installation must maintain the sealed system s integrity as well as cabinet seals All cable entry holes must be sealed UPS s and Rack Power Strips The UPS s should be checked at least twice a year Liebert Services can be contacted at 800 543 2378 For a single phase Liebert UPS rack power strips and DCM racks call 800 222 5877 option
28. air conditions to ensure that the rack equipment always receives consistent cooling air temperature To accommodate this control type an Emerson trained technician will must make changes to the Liebert COM control settings see Table 5 During normal operation the Liebert Challenger 3000 will handle all cooling requirements of the equipment in the Liebert DCR If the return air reaches 87 F 80 C Backup Fans will be activated to bring outside air into the Liebert DCR until the high temperature situation is resolved This will require a trained technician to make changes in the Liebert i COM alarm settings to prevent nuisance alarms from occurring see Table 5 Table 5 Liebert iCOM setting changes for Liebert DCR installation Liebert iCOM Change Alarm Change Control Key Parameter To Type To S233 Water Alarm Shuts Unit Down E ESA 25 7 0 7 1 7 2 DCR Control Panel and Fire Suppression System Overview DCR CoNTROL PANEL AND FIRE SUPPRESSION SYSTEM OVERVIEW General Installation Considerations The DCR Control Panel and Fire Suppression System module contains the fire detection panel fire suppression system override timers load center fire strobe horn and power fire control interface The DCR Control Panel and Fire Suppression System has been fully tested and certified at the factory The DCR Control Panel and Fire Suppression System is designed to meet all national codes however local fire officials may impose add
29. ce of combustion If the smoke detector mounted in the top return air plenum senses combustion products the system activates the audible horn and visual strobe on the upper right corner of DCR Control Panel and Fire Suppression System panel see Figure 24 After a 30 second delay the system releases fire suppression agent into the cabinets locks out the Backup Fans and shuts down any connected UPS s and the Liebert Challenger 3000 This sequence may differ if NFPA 2001 1s applicable and coordinated with the local fire officials NFPA 2001 authorizes discretion of the owner and local fire officials to leave UPS and cooling systems operational when the system 1s protected by a clean fire suppression agent The DCR Control Panel and Fire Suppression System should be field connected as a separate zone to the building fire detection system Local Emergency Power Off Override and Fire Suppression Control Bypass Timers Two timers inside the front panel of the DCR Control Panel and Fire Suppression System assist in restarting the UPS and cooling systems and allowing for service of the fire panel without shutting down the system see Figures 25 and 26 These are Local Emergency Power Off Override Timer Fire Suppression Control Bypass Timer Local Emergency Power Off Override Timer If either the local optionally connected External Emergency Power Off buttons or fire detection system is activated the normally closed circuit opens shutting do
30. ch them together and level the assembly 1 Apply factory supplied gasket material 1 x 1 4 to the side of the DCR Base Plenum Rack that will face the DCR Base Plenum Challenger see Figure 2 The gasket must be cut to the correct length to form a good seal that will prevent the cooling air from escaping Leaving gaps in the gasket will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 2 Use a tool to poke holes in the gasket for screws Finding the holes is easier from inside the plenum Figure2 Gasket applied to DCR Base Plenum Rack EJ Gasket strip must be applied to all four sides of the plenum face shown during installation three sides completed Peel a corner of facing off the gasket and stick it to the plenum surface Orient the rest of the gasket and cUm im apply it Peel the Use a tool to poke holes in the gasket for facing off as required screws Finding the holes is easier from inside the plenum 3 Install edge guard on the bottom half of the two plenum openings see Figure 3 Make sure to apply to the left side and the right side of the base plenums Figure 3 Edge guard installation ALT Ur y apa WEM Z yx Installation 4 Place the first DCR Base Plenum Rack beside the DCR Base Plenum Challenger Ensure that the side of the DCR Base Plenum Rack with the gasket faces the primary DCR Base Plenum Challenger see Figure 4 The
31. cooling levels this can be done with the Remote Temperature Sensors that will be connected to the Liebert 1COM s CANbus The Liebert ICOM will accommodate up to 10 Remote Temperature Sensors NOTE The rear cable access hole should be sealed if is not used 4 10 Install Backup Fan Assemblies 1 Install all Backup Fan assemblies on the DCR Top Plenums Rack refer to Figure 22 a Laythe top cover plates on the top of the Top Plenum Rack The plates are sized to permit positioning the fan assemblies to avoid interfering with sprinklers and other structural features b Setthe Backup Fan assemblies onto the cover plates and bolt each into place with self tapping sheet metal screws 5 16 heads c Use the factory supplied self tapping screws to attach the spacer plates to the DCR Top Plenums Rack 2 Repeat Step 1 to install Backup Fan assemblies for each DCM cabinet 3 Plugthe remaining Backup Fans into the receptacle of the adjoining Backup Fan housing see Figure 22 4 Plug the first Backup Fan into the receptacle on top of the Top Plenum Challenger 20 Installation Figure 22 Install and connect Backup Fans Movable plates on DCR Top Plenum Rack these are sized to permit numerous positions for the Backup Fan These plates are not bolted to the plenum bolts on additional plates and on the Backup Fan hold them in place Power Connection for Backup Fan on Power Cord for adjacent DCM rack Backup Fan Powe
32. dNS AMOSIANSdNS AYOSIAYIANS NMOG HZJMOd Od NIdO ANV C NOILLV2H3dO TVIAHON YSGNN Q3SO 19 38V SLOVINOO TIV pl is see p VLL TS iz S 14 S NYUVIV NYUVIV NYVIV L 103130 NMOGLNHS E Cw S O es SvAH M S SIONS TV I 1939311 se oS v69 oS 69 oS 69 S OGAvZ 89 e ei v89 6 89 e 89 aa 734 TIA 734 TIA MIO SMS oif 9 LL INVONAQJS MOIO3I3O 3 0AS MOLOdIdG0 IMONS VGHO VGYO S Ol 9 LL Q31vM3dO DNIYAS 9 028 VWVWHO 848 ve WYNO 48 me JYNNYN 899 og 86 93 75353 sz 02 Te 0 61 O al O S x NMOGLNHS SMOVY SdN NMOGLNHS vPMOVSH SAN NMOGLNHS MOV SdN JSv313M VIO3NW cli ae S9 SES istas Bu 93 13Nvd 94 NINOZL ey 24 TANVd 1OMINOO JJl 88 9 3 88 3 c8 c3 0c8 3 is THA 734 734 T3A T34 T3A vi i zi g el s zi g NU od3 21038 ii VGHO VU SHO YAdWNP JAOWJS zi g el S zi g a 378 VINO azs 078 VINI azs vzs VSO z8 dina A NYO NYO N A e YIMOS AMVWIMd Od3 gt mcm ges O9MO veo i S S sl ae T OHSH LAMOVH HO IVYLNIO NMOGLNHS IVAH NMOQGLNHS MOV SAN NMOQGLNHS Sdn 82 22 ez sz O es ovaH M S LHM NYO Y3ONIATIVHO 1938311 8 23 8 93 28 c3 28 3 a
33. djustment Dampers to increase cooling in warmer cabinets Check that the load is evenly distributed between racks and individual racks are not overloaded F ire Detection System Call Emerson Network Power Solutions Applications at 800 222 5877 option 1 in Alarm Condition Liebert Challenqer 3000 Refer to a properly trained and qualified service representative or consult the Liebert Challenger eee g 3000 operation and maintenance manual SL 11963 shipped with the Liebert DCR and available at Liebert s Web site www liebert com For assistance call 800 543 2778 Turn Emergency Power Off Override timer beyond the 1 2 hour position see Figures 25 and 26 and restart the UPS If the Liebert DCR is powered by a stand alone 3 phase Liebert If UPS System UPS and will not restart put the UPS in bypass and restart the remaining equipment Call 800 has shut down 943 2738 for assistance in putting the UPS in bypass and for service support If the Liebert DCR has an internal rack mounted single phase Liebert UPS call 800 222 5877 option 1 for assistance If Liebert Challenger The Liebert Challenger 3000 will restart automatically once power has been restored For 3000 has shut down assistance call 800 543 2778 33 11 0 Maintenance MAINTENANCE Liebert Challenger 3000 The air conditioning system should be checked quarterly by an Emerson certified technician The trained technician who started your system is available to provide m
34. eN a Suo Roh peo Ps RS IVLSONYSHL WON3ld dol INVGNNGSY 9 S u CY Pe Lins a OVAH YSONSTIVHO 13383ll INVONNGSY aN a Ma ardt es IVISONZYIHI WnN3ld dol 82 9 23 Nao er Y NO N Jt fai SNV3 ANAOV8 NNY cs eo CHO v ur a IS kt T OVAH YSONSTIVHO 13383ll E NYO gt N P Zv ZL y SNY4 dh 2v8 NMOG InHS 210 07 Ko S S y tiui 1 Ck Avay XAY 94 TANYA TOMINOO 3MlJ C Nao zul le 318vlVAv N3MOd KV g LO Or Z3 9 Z3 7 Z3 GS 73 HO Nag e j 8vVlIVAv v 3OMhOS EL Lovyz NYO CONV v LAM NYO NYO NOVvZ 1ovvz ex dus Lx ex d da LX a AU Hi SUA VAOS VA0S DI rH H SMI IMVYp rH H cH MN OMV wig wig MV OMVY LHM 1HM 0 N H 1H CH ON3 H ONd ona LINA GZ MOM Np P N 133HS SIHL INOHJ gt ZHI LHI O k WNNATd dO1 9078 TWNINYAL AL O Ol 40018 IWNINYAL Z8 e 6 39078 TIVNINHIL 181 2 JJM 038 SILONIC 038 Y309V8L SLIHM HLIM 38M FONVYO S3LON30 LHWNYO 9 JIM 39NVHO S31LON3Q NYO UIOVUL 3LIHM HLIM 38IM 3n18 SILON30 LHWN18 38M MOV1d SALONSC M8 Z L G31ON SSIINN DMVOL ANIM TIY SALON 9 MO N lt 133HS SIHL OL de LHL N NIVHO ASIVO 9 NYHL 25M9V amp H OL NOLLOINNOO 4 Y Y est LE aod
35. ebert Challenger 3000 1 Remove the side access plates on the base and top plenum sections on the end where the redundant Liebert Challenger 3000 will be installed 2 Apply gasket 1 x 1 4 to the side of the DCR Base Plenum Challenger facing the primary Liebert Challenger 3000 3 Install edge guard on the bottom half of the two plenum openings of the DCR Base Plenum Rack 4 Attach the DCR Base Plenum Challenger to the DCR Base Plenum Rack with the eight factory supplied screws 5 Level the DCR Base Plenum Challenger 6 Apply the factory supplied gasket 1 x 5 8 around the top opening in the DCR Base Plenum Challenger the area where the redundant Liebert Challenger 3000 will sit see Figure 7 NOTE Q Take care not to damage the gasket when applying it and when setting the Liebert Challenger 3000 on the DCR Base Plenum Challenger If the gasket is damaged the cooling unit must be removed and the gasket replaced A damaged gasket will permit cooling air to escape which will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 7 Use pallet jack or similar lifting devices to place the redundant Liebert Challenger 3000 on the DCR Base Plenum Challenger The Liebert Challenger 3000 must be aligned with the back and outer edge of the base plenum that will support it 35 Redundant Liebert Challenger 3000 Option Figure 27 Redundant Liebert Challenger 3000 E Redundant DC
36. eiling 12 5 318 Closest Sprinkler to Any Surface 18 457 Liebert Challenger 3000 36 914 Liebert DCR System Front Rear and Sides 36 914 Inspection Upon receiving a Liebert DCR examine the packaging for any signs of mishandling or damage If any damage 1s noted notify your local Emerson representative and your carrier 1mmediately Unloading the Liebert DCR Before unloading the Liebert DCR refer to the manual for each component particularly the Liebert Challenger 3000 and DCM racks These manuals are shipped with the Liebert DCR and are available at the Liebert Web site ww w liebert com Read these manuals thoroughly they include handling instructions and safety notices that must be followed when unpacking installing and operating the Liebert DCR Adhere to all warnings cautions and installation operating and safety instructions on the units and in their manuals Only properly trained and qualified personnel should move install operate or service this equipment 3 4 3 5 Preparation Required Setup Tools and Equipment The following tools will be needed to set up a Liebert DCR 3 4 19mm open end wrench or socket Ratchet to fit sockets Phillips head screwdriver Flat blade screwdriver Forklift or pallet Jacks Scissors or knife Carpenter s level 3 feet long or longer Heat Load Guidelines NOTICE Risk of exceeding cooling capability Can cause equipment damage The Liebert Challenge
37. ert Challenger 3000 will sit 10 Installation 2 Use pallet Jacks or similar lifting device to place the Liebert Challenger 3000 on the DCR Base Plenum Challenger see Figure 1 The Liebert Challenger 3000 must be aligned with the back of the base plenum that will support 1t the Liebert Challenger 3000 also should be flush with the side of the DCR Base Plenum Challenger A A WARNING Risk of handling heavy unit Can cause equipment damage injury or death The Liebert Challenger 3000 weighs more than 555lb 252kg If a lifting device 1s used to move the Liebert Challenger 3000 ensure that it is rated to handle its weight If personnel will move the unit manually ensure that an adequate number of personnel are used Read all instructions before beginning An appropriate number of properly trained and qualified people are required to handle the Liebert Challenger 3000 WARNING Risk of top heavy unit falling over Improper handling can cause equipment damage injury or death Only properly trained and qualified personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from or prepare unit for installation Read all instructions before attempting to move lift remove packaging from or preparing unit for installation 3 Secure the Liebert Challenger 3000 using the four supplied carriage bolts nuts and washers see Figure 8 The nuts for the carriage bol
38. front of each DCR Base Plenum Rack must be oriented with the rack placement 1n mind see Figure 4 The front of the DCM racks have a door with a transparent acrylic sheet The front of the DCR Base Plenum Rack has louvers 5 Attach the DCR Base Plenum Rack to the DCR Base Plenum Challenger with the factory supplied 1 4 20 x 3 4 screws Each DCR Base Plenum Rack 1s connected to the plenum assembly with eight internal screws NOTE Do not tighten any screws at this time The screws must remain loose to permit additional assembly steps 6 Gasket and add edge guard to the remaining DCR Base Plenums Rack then attach by screw to the adjacent plenum assembly with the 1 4 20 x 3 4 screws provided eight screws per plenum Figure4 Correct orientation of base plenum sections and required side gaskets Gasket each DCR Base Plenum Rack on the side facing the DCR Base Plenum Challenger non redundant Liebert Challenger 3000 installation E r1 r1 A A A a a z Bus of a DCR Base Plenum Rack DCR Base Plenum Challenger is _ as louvers wider than the plenums for the racks and has no louvers Figure5 Leveling plenum Installation 7 Use a 3 4 19mm wrench to adjust the leveling feet so that the assembled base plenum is level When the assembly is level use the 3 4 19mm wrench to tighten the jam nuts against the bottom of the plenum assembly to secure the leveling feet Figure6 Leveling foot details Jam Nut Height Adjustmen
39. g back edge 13 Installation 5 Use an adequate number of personnel to set the first DCM rack onto the DCR Base Plenum Rack closest to the primary DCR Base Plenum Challenger see Figures 1 and 4 The DCM rack s leveling feet fit into holes in the DCR Base Plenum Rack Removing the rack s front and rear doors will lighten the unit making it easier to maneuver When setting DCM racks on the base plenum be sure to a Align the front and the rear of the racks b Space the DCM racks evenly flush with the front plenums and square with the side of each DCR Base Plenum Rack NOTE Q Take care not to damage the gasket when applying it and when setting the DCM racks on the base plenum If the gasket is damaged the rack must be removed and the gasket replaced A damaged gasket will permit cooling air to escape which will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 6 Before installing the next rack apply the factory supplied gasket 1 x 1 4 to the aluminum frame extrusion on the left side of each cabinet Gasket should be installed on the front extrusion and the rear extrusion The gasket 1s needed to seal each rack against the adjacent rack Figure 12 Applying gasket material to the rack extrusions iB PE i4 E e ME 7 Repeat Steps 5 through 7 for each additional DCR Base Plenum Rack and DCM rack 47 Mount the DCR Top Plenums Rack 1 Remove fo
40. ght Ib kg Liebert DCR w Redundant Challenger Dimensions U Liebert DCR wiRedunqant Challenger Dimensions mo Cm Dm Cm m i m sem m ma Liebert DCR Part Dimensions and Weights Component Dimensions DxWxH in mm Shipping Dimensions DxWxH in mm Shipping Weight Ib kg WO232521 101 DCR Base Plenum Rack 87 39 102 46 T6 X 699 21 1219 X 848 x 279 WO232521 200 DCR Top Plenum Rack 117 53 132 60 1176 699 X 211 CHA 279 WO232521 300 DCR Base Plenum Challenger 101 46 116 53 M76 X 699 x 211 1218 41279 WO232521 400 DCR Top Plenum Challenger 122 55 137 62 4176 800 x 229 1219 n 45 270 DCR Control Panel 76 3 x 31 5 x 14 96 x 36 x 20 WO232521 500 and Fire Suppression 300 136 338 193 1938 x 800 x 356 2439 x 914 x 508 WO232521 600 DCR Redundant Control Panel Shell 141 64 174 78 1958 300 x 356 2 i 4x 508 40 Technical Installation Illustrations Vy H L04 8LO CLOL N eseuq e l T vz OVA 071 807 Jamog 9 Joey 61 az oseude OVA OZL 80Z 74 JOMOd pH ADE Y eseug c OVA 071 807 ley Cl amod S Noe aseud o _ sza own 0190 sip JOMOd ADE Y cell H L N di NVOc 41 Figure 32 Liebert DCR power distribution eseug e Ea 1 aseud ua im SL a a 0 6c ab roza lato id A A e 2 UO OSUUND YY VSEUd E 180 BEN oz Sc I jun juepunpay jeuondo
41. ied from the 225A load center panel because of potential electrical noise problems Input Power Wiring Alternatives to DCR Control Panel and Fire Suppression System and Rack Equipment The load center located inside the DCR Control Panel and Fire Suppression System requires connection to 120 208V AC 3 phase 5 wire only Two 20A branch breakers are supplied for e DCR Control Panel and Fire Suppression System which in turn powers the Backup Fans Liebert DCR controls The user must supply branch breakers whips and wiring for all rack equipment including optional rack power strips rack UPS s and general connectivity NOTE The user must connect the Backup Fans Backup Fan controls and the Liebert DCR controls to a UPS power source To determine if an electrical disconnect is required to be installed in conjunction with the use of the Liebert DCR consult local codes and agency requirements Single Bus Liebert DCR Load Supplied by a Single UPS The UPS that will supply input power to the load center Inside the DCR Control Panel and Fire Suppression System and the rack equipment must be rated to support the load 1 Connect the UPS to the DCR Control Panel and Fire Suppression System load center 2 Usecustomer supplied whips to route power from the load center panel board to the individual racks as required 3 Once power 1s routed to the racks optional rack power strips can be installed and plugged in to distribute power
42. ion Plates Plenum Access Cover lt gt Plenum Access Covers Liebert Challenger 3000 DCM Rack Typ 3 to 6 Shown Without Standard Door amp Panels Liebert iCOM Interface Control Liebert Challenger 3000 Access Door Rear Facing Orientation Available DCR Control Panel amp Fire Suppression System Cooling Airflow Adjustment Damper Manual DCR Plenum Base Challenger gt ao lt Plenum Access Covers 1103 537 Rev B Backup Fan Input Air Access Damper N Table 7 Electrical piping and control knockout sizes Hole Biameior Size Quay Diameter Size Quantity A e 9 8 8 f pe 4 C Pe as a LE s sor y All entrances must be sealed for proper fire suppression operation 39 Figure 31 Liebert DCR dimensions and clearances D2 m Technical Installation Illustrations lop SL lI Cc Liebert Challenger 3000 DCR Control Panel amp Fire Suppression System Adjustable Leveling Feet 1103 538 SIDE VIEW Rev C Leveling Feet at Minimum Adjustable to 75 Table 8 System Dimensions Liebert DCR w Single Challenger Dimensions tibet DCR wing Challenger Dimensione mo stessa Dm xem D me m f sea m ces Table 9 Component Wei
43. itional requirements Contact your local fire official for further information The DCR Control Panel and Fire Suppression System is shipped with wiring that requires field connection to the shutdown circuits of the Liebert Challenger 3000 and any UPS systems in the racks These connections must be made during installation of the Liebert DCR to ensure proper operation of the emergency power Off circuits Under NFPA 2001 systems protected by a clean fire suppression agent can be left with the UPS and HVAC systems operational at the discretion of the owner and local fire officials The DCR Control Panel and Fire Suppression System should be field connected as a separate zone to the building fire detection system If the Liebert DCR is installed in a dedicated room an additional strobe and horn may be installed at the entrance to the room Contact your local authorized service representative 1f required DCR Control Panel and Fire Suppression System Commissioning A local qualified service representative will conduct final fire suppression system commissioning and arming Before the service representative arrives for commissioning the following must be completed The permanent 120VAC power must be available and On to the DCR Control Panel and Fire Suppression System The building fire alarm must be tied in Alarm Trouble and Supervisory The Liebert Challenger 3000 EPO emergency power off shutdown must be tied in The Liebert
44. load center in the DCR Control Panel and Fire Suppression System and routed to each rack as required Powering with Stand Alone UPS Stand alone UPS connected to the load center in the DCR Control Panel and Fire Suppression System with whips routed to each DCM rack Optional rack power strips connected to the whips Rack equipment connected to the optional rack power strips Powering with Rack Mounted UPS s Separate rack mounted UPS s in each DCM rack Rack mounted UPS s connected to the whips from the load center Rack equipment connected to the optional rack power strips 23 Liebert iCOM Controls Setup 6 0 LIEBERT ICOM CONTROLS SETUP The Liebert 1COM provides control of the Liebert Challenger 3000 and monitoring of conditions in the DCM racks If more than one Liebert DCR is installed the Liebert 1COMs can be networked so that each can be viewed or controlled from a single location Field wiring is required for the Liebert 1COM even if it 1s part of a stand alone unit as in a single Liebert DCR Refer to the Liebert Challenger 3000 installation manual SL 11962 or to the Liebert 1COM user manual SL 18835 The manuals are available at the Liebert Web site www liebert com The Liebert Challenger 3000 with Liebert iCOM has Liebert IntelliSlot plug in slots for use with optional communication cards Ethernet Web SNMP Card RS 485 Modbus Card The hot swappable cards provide interfaces supporting open protocols inc
45. luding Modbus HTTP Web and SNMP See the Liebert Web site for the latest supported protocols Modbus reference information and SNMP MIBs ww w liebert com 61 Connecting Remote Temperature Sensors A Liebert 1COM will accommodate one Remote Temperature Sensor per rack The sensors should be placed inside the DCM racks in the front and near the top They should be placed where they will monitor the temperature of the supply air to each rack The Remote Temperature Sensors should be connected as outlined 1n the Liebert Challenger 3000 manual SL 11962 and the Liebert Challenger ITR manual SL 11963 The DIP switches on the Remote Temperature Sensors should be set as shown in Figure 23 Figure 23 DIP switch location on the Remote Temperature Sensors board Remote Sensor Housing Remote Sensor inside back Housing back DIP switches Terminating Jumper typically 3 Table 4 DIP switch settings on Remote Temperature Sensor board DIP Switch Position CIP Switch Postion Ct or or on of on or oF on on or on om on on on on e on on on o o O O or on on oF on on on O om sor or on on on on O on 24 Liebert iCOM Controls Setup 6 2 Liebert COM Setting Changes for Liebert DCR Installation The Liebert Challenger 3000 utilizes the Liebert 1COM and digital scroll technology to vary cooling capacity based on equipment demand The Liebert COM will make capacity adjustments based on supply
46. m Has Shut Down 32 TROUBLESHOOTING 2 222 aan a a 33 MAINTENANCE c3 rabiar au ease cid a daniele 34 Hebert Challeneer 9000 04 53 day Ro ue RO ES SN ect S RECEN E e nai edu 34 Fire Detection and Suppression System 94 Liebert DCR System Inspection revisor Ead x pM CRUDO RE CE dtes 34 UPS sand Reck Power SUPS 74 604 X SERERE A AER REUS AUG SA A PR 94 Electrical Syste qx aud a e Ae AOA aa AAD ae ans ROS RY a OR Se e dC 34 REDUNDANT LIEBERT CHALLENGER 3000 OPTION 35 Liebert ICOM Setup for Redundant Liebert Challenger 3000 35 Install a Redundant Liebert Challenger 3000 35 TECHNICAL INSTALLATION ILLUSTRATIONS nn 37 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 FIGURES Liebert DCR installation sequence RR RR RR RA 3 as 6 Gasket applied to DCR Base Plenum Rack 8 Nase vuard installation sicilia ose E RE eh A era ee
47. nd DCR Control Panel Shell If the gasket is damaged the cooling unit must be removed and the gasket replaced damaged gasket will permit cooling air to escape which will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 16 Move the sampling tube for the Smoke Detector to the opposite side of the top plenum of the redundant Liebert Challenger 3000 The sampling tube must be in the entrance of the return air to the Liebert Challenger 3000 17 Route the two wires from the Top Plenum Thermostat located in the redundant DCR Top Plenum Challenger through the DCR Top Plenum Racks back over to the primary DCR Top Plenum Challenger Run wires through the grommet located on top of the DCR Control Panel and Fire Suppression panel These wires must be connected to TB2 on Pins 9 and 10 see Figures 15 and 35 18 A 20 foot 6m cable 1s shipped inside the DCR Top Plenum Challenger for the Smoke Detector One end is factory installed to a four pin female connector The other end must be connected to the top four pin male connector in the primary DCR Top Plenum Challenger see Figure 16 19 Cut the wire ties for the Supply Air Temperature Sensor and route the wiring down and out the bottom base plate of the redundant Liebert Challenger 3000 and over into the second DCR Base Plenum Rack from the Liebert Challenger 3000 36 Technical Installation Illustrations 13 0 TECHNICAL INSTALLATION ILLUSTRAT
48. nger that supplies power for the Backup Fans The wiring harness consists of 5 wires 2 for the Top Plenum Thermostat and 3 for the input power for the Backup Fans 1s located 1nside the DCR Control Panel The wiring must be fed through the grommet in the top of the DCR Control Panel and Fire Suppression System and into the DCR Top Plenum Challenger and connected as shown in Figure 15 Connect wires to the corresponding terminals on TB3 as shown in Figure 16 NOTE The Top Plenum Thermostat is used to activate the Backup Fans if the return air temperature reaches 87 F 80 C 16 Installation Figure 15 Wiring DCR Top Plenum Challenger Figure 16 DCR Top Plenum Challenger i T A mS dx say n I MI m jS gt C IC TRE AC e ME BERI veh f x N HERYS fed A Wa P A O EA SNES NA 4 8 2 Connecting the Smoke Detector The Smoke Detector is located in the Top Plenum Challenger It senses combustion products in the return air to activate the fire suppression system The wiring harness is shipped in the DCR Control Panel and Fire Suppression System It must be fed through a grommet and into the Top Plenum Challenger Connect the four pin female cable connector to the bottom four pin male connector as shown in Figure 17 17 Installation Figure 17 Smoke Detector connections fi a E i S x esas E fa y E EZ supply to Smoke m a e x ha im a the L5 20 Detector A E
49. or external UPS configurations and to UPS outputs for internal UPS configurations if applicable Fire suppression controls and the Liebert DCR controls connected to a UPS Liebert Challenger 3000 has been started up and factory commissioned UPS s have been installed and are operational Emergency Power Off has been tested and verified to shut down systems as designed Bypass timer for emergency power override works All external cable and piping entrances are sealed All rack supply air dampers are open and customer has adjusted the dampers to distribute the air based on the heat load in each cabinet Remote Temperature Sensors are installed at the top front of each the DCM cabinet Supply Air Temperature Sensor is installed in the DCR Base Plenum Rack The Liebert 1Com displays the supply air temperature All monitoring points are communicating to the Network Management System Computer equipment is installed so that the heat load is evenly distributed among the DCM racks Power and temperature monitoring are fully operational Perform all installation checks as stated in manuals for Liebert DCR components Liebert Challenger 3000 Liebert COM UPS s and rack power strips Each UPS and Liebert Challenger 3000 must be started before the fire suppression system can be activated Fire Suppression System Installation Checklist _ l _ 4 5 16 le 8 di Is permanent
50. ow Conversely if the Remote Temperature Sensor reading of a rack 1s higher than the average leaving air temperature of the other racks open the inlet damper slightly to reduce cooling air flow Recheck the Remote Temperature Sensor reading via of the Liebert COM and adjust the dampers further as required Restarting after DCR Control Panel and Fire Suppression System Has Shut Down If the DCR Control Panel and Fire Suppression System Rack Supply has shut down 1 Turn Emergency Power Off Override timer beyond the 1 2 hour position see Figures 25 and 26 2 Confirm that input power is available a Ifthe Liebert DCR is powered by a stand alone Liebert UPS and will not restart put the UPS in bypass and restart the remaining equipment Call 800 543 2378 for assistance in putting the UPS in bypass and for service support For a Liebert three phase UPS call 800 543 2378 and for a Liebert single phase UPS call 800 222 5877 option 1 b Ifthe Liebert DCR controls Backup Fans and Backup Fan controls are connected to rack mounted UPS s manually restart the UPS s The DCR Control Panel and Fire Suppression System have an internal battery for the fire suppression system The system will continue operating on this battery up to 24 hours unless power is restored earlier The Liebert Challenger 3000 is set up to restart when power is restored 32 Troubleshooting 10 0 TROUBLESHOOTING Table 6 Troubleshooting Adjust Air Flow A
51. r 3000 cooling system in the Liebert DCR is capable of removing 20kW of heat Exceeding that heat load limit can cause equipment in the cabinets to overheat resulting in equipment damage and voiding warranties The Liebert DCR will accommodate equipment with a combined heat load of 20kW A single cabinet load should not exceed 6kW Refer to the values in Table 3 The total system capacity and total rack capacity must not be exceeded Table 3 Heat load per cabinet Number of Heat Load Cabinets Per Cabinet s aw Installation 4 0 INSTALLATION 4 1 Assembly Sequence Overview Assemble the Liebert DCR components in the order below and illustrated in Figure 1 For specific procedures refer to subsequent sections Figure 1 Backup Fans install after DCR Top m MA UH AA DCR Top Plenums Rack Prepare components Apply gaskets see Figure 2 Install edge guard Base plenum sections Liebert Challenger 3000 DCR Control Panel and Fire Suppression System DCM racks Top plenum section on Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System Top plenum sections on DCM racks Backup Fans Liebert DCR installation sequence Non Redundant Liebert Challenger 3000 System Prenume Top Plenum Challenger Liebert Challenger 3000 6 and DCR Control Panel and Fire Suppression System 7 Plenums Rack Plenum Challenger Installation 4 2 Install the DCR Base Plenum Challenger
52. r cord for the Backup Fan connected to the receptacle on the Top Plenum Challenger A The top cover plates can be positioned to permit proper placement of the fan These two have holes for self tapping sheet metal screws to connect them to the DCR Top Plenum Rack and to secure the Backup Fan assembly NOTE The sealed system s integrity as well as cabinet seals must be maintained All cable entry holes must be sealed before the Liebert DCR is started 4 11 Air Ventilation Management Empty rack space 1n the DCM racks must be blocked with blanking panels Blocking the open space helps optimize system cooling performance by minimizing short cycling of conditioned air Heat loads should be balanced as well as possible among the cabinets This can be done by distributing equipment evenly among the cabinets to avoid excessive heat concentration Refer to Table 3 for details 4 11 1 Ventilation Requirements The maximum room temperature recommended for the Liebert DCR is 85 F 29 C If the room is sealed the air inlet opening size from the building should be 1 5 ft 0 14m per rack For example six cabinets require an inlet grille or transfer duct of 9 ft or 3 x3 0 84m If the ceiling space is not open to the rest of the building a damper or grille of 1 5 ft 0 14m per rack will be required Conditioned space recommended and a non condensing environment is required Backup Fan Notes The Backup Fans for
53. s Rack eee RR RR RI RI 14 4 8 Installinp and Wiring Sensors eus ire Gtk aX e bw bak cd o tod eoa nes ded buds 16 4 8 1 Wiring the Top Plenum Thermostat and Backup Fan Receptacle 16 4 8 2 Connecting the Smoke Detector 17 4 8 3 Install Supply Air Temperature Sensor 18 4 8 4 Install Remote Temperature Sensors LL 19 4 9 Insert and Adjust Air Flow Adjustment Dampers 19 4 10 Install Backup Fan Assemblies 20 4 11 Air Ventilation Management 21 AILI Ventilation Requirements 63 Seas du laka kiasa qo E lr bo qe E S REAPER SS 21 5 0 POWER CONNECTIONS cusco a a ls a 22 5 1 Power Connections to Liebert Challenger 3000 22 5 2 Input Power Wiring Alternatives to DCR Control Panel and Fire Suppression System and Rack EQUIPADAS DASE EA ER A d S eS 22 5 2 1 Single Bus Liebert DCR Load Supplied by a Single UPS 22 5 2 2 Single Bus Liebert DCR Load Supplied by UPS in Each Rack 23 5 3 6 0 6 1 6 2 7 0 T 1 T2 7 3 7 4 8 0 8 1 8 2 9 0 9 1 9 2 9 3 9 4 10 0 11 0 11 1 11 2 11 3 11 4 11 5 12 0 12 1 12 2 13 0 5 2 9 Dual Bus Liebert DCR Load Supplied by Utility Power and Single UPS or by Two
54. s uoce abd du POE dE 8 Correct orientation of base plenum sections and required side gaskets 9 Leveling plen ba SARA CL ESSE susu ALII 9 Ferenn ODE de L emus eoru Besa x aer Din deut rd ped i I usate tut E a ee Renate yaaa 10 Apply gasket on the DCR Base Plenum Challenger 10 Secure the Liebert Challenger 3000 to the DCR Base Plenum Challenger 11 Gasket material application location 12 Top gasket applied to base plenum sections ceuec 13 Panel placement in the Liebert DCR RR RR as 13 Applying gasket material to the rack extrusions 14 Remove bolts from DCM rack top iria x pU asuy EE dE Yawn a 15 Gasket application to top of DCM racks 15 Wiring DCR Top Plenum Challenger RR RR 17 DCR Top Plenvim C hal leneers ss GIRL ea AA e at eS EORR ORE EE 17 Smoke Detector connections 18 Supply Air Temperature Sensor s 18 Supply Air Temperature Sensor wiring routed through base plenum 19 Remote Temperature Sensor 19 Air Flow Adjustment Damper installation 20 Install and connect Backup Fans aerua 21 DIP switch location on the Remote Temperature Sensors board 24 DCR Control Panel and Fire Suppression System exterior
55. t Nut DAG x Q S S gt EZ AS gt 8 Tighten all internal plenum screws installed in Step 5 NOTE Floor anchoring if required should not be done until after all steps above have been completed Floor anchoring is optional Hardware for this step is not included 4 4 Set the Liebert Challenger 3000 on the Base Plenum Challenger Determine how the Liebert Challenger 3000 will be oriented The cooling unit will fit on the plenum with the Liebert iCOM control panel facing the end of the aisle or to the rear of the aisle 1 Apply the factory supplied gasket 1 x 5 8 around the opening in the DCR Base Plenum Challenger the area where the Liebert Challenger 3000 will sit Apply gasket only to the area highlighted below in Figure 7 This is where the Liebert Challenger 3000 will rest on the plenum NOTE Q Take care not to damage the gasket when applying it and when setting the Liebert Challenger 3000 on the DCR Base Plenum Challenger If the gasket is damaged the cooling unit must be removed and the gasket replaced A damaged gasket will permit cooling air to escape which will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation Figure 7 Apply gasket on the DCR Base Plenum Challenger DCR Control Panel and Fire Suppression System will sit here Attach gasket around the opening in the DCR Base Plenum Challenger This is where the Lieb
56. ts must be installed and tightened from underneath the inside of the DCR Base Plenum Challenger Figure8 Secure the Liebert Challenger 3000 to the DCR Base Plenu m Challenger Hole in Liebert Challenger 3000 cabinet for carriage bolt bh iaa 4 5 Setthe DCR Control Panel and Fire Suppression System on the Base Plenum A WARNING Risk of handling heavy unit Can cause equipment damage injury or death The DCR Control Panel and Fire Suppression System weighs more than 4181b 187kg Ifa lifting device is used to move the DCR Control Panel and Fire Suppression System ensure that 1t 1s rated to handle its weight If personnel will move the unit manually ensure that an adequate number of personnel are used Only properly trained and qualified personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from or prepare the unit for installation Read all instructions before attempting to move lift remove packaging from or preparing unit for installation 11 Installation A WARNING Risk of top heavy unit falling over Can cause equipment damage injury or death Read all of the following instructions 1n the DCR Control Panel and Fire Suppression System manual before attempting to move lift remove packaging from or prepare the unit for installation The instructions must be adhered to when handling this unit with or without the skid This the
57. um Challenger on the top of the Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System and secure it with six factory supplied 1 4 20x3 4 bolts NOTE q Take care not to damage the gasket when applying it and when setting the DCR Top Plenum Challenger on the top of the Liebert Challenger 3000 and DCR Control Panel and Fire Suppression System If the gasket is damaged the cooling unit must be removed and the gasket replaced damaged gasket will permit cooling air to escape which will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 12 Tighten the bolts securing the plenum assembly to the racks and to each other There are 14 bolts to tighten in each DCR Top Plenum Rack four bolts 1n each corner and ten screws in the face of each plenum section Installing and Wiring Sensors Top Plenum Thermostat Activates Backup Fans Supply Air Temperature Sensor For supply air temperature control Remote Temperature Sensors Senses air temperature in each rack for load balancing Smoke Detector Senses combustion products in the return air to activate the fire suppression Wiring the Top Plenum Thermostat and Backup Fan Receptacle The Top Plenum Thermostat is factory installed in the DCR Top Plenum Challenger Wiring for this thermostat must be connected in order for it to function There 1s also an L5 20 receptacle installed on the exterior of the DCR Top Plenum Challe
58. unit could tip over if it is handled improperly 1 Apply gasket material 1 x 1 4 to the side of the Liebert Challenger 3000 that the DCR Control Panel and Fire Suppression System will rest against see Figure 9 Use a lifting device to place the DCR Control Panel and Fire Suppression System onto the DCR Base Plenum Challenger Figure9 Gasket material application location 4 6 eben Challenger 3000 1103 538 Rev C The DCR Control Panel and Fire Suppression System must be aligned with the front of the DCR Base Plenum Challenger The fire suppression section will be flush against the Liebert Challenger 3000 and the end of the DCR Base Plenum Challenger 2 Bolt the DCR Control Panel and Fire Suppression System to the base plenum with the factory supplied 1 4 20 x 3 4 bolts nuts and washers SIDE VIEW Install the DCM Racks on the Base Plenum One of the DCM racks will be shipped from the factory with two side panels attached The other DCM racks will ship with one partition panel factory installed on the left side of the rack The panels must be installed as shown in Figure 11 12 Installation Figure 10 Top gasket applied to base plenum sections Apply gasket along side edges of each DCR Base Plenum Rack Two pieces will run parallel across the assembly at the side edge of each DCR Plenum Rack Dis along Monk ecge and along the back edge DCR Base DCR Base DCR Base DCR Base DCR Base Plenum R
59. ur bolts from the top of each DCM rack there is one bolt in each corner Retain the bolts for attaching the DCR Top Plenums Rack to the top of the racks 14 Installation Figure 13 Remove bolts from DCM rack top The gasket should be applied to top aluminum Bolts in each corner of each DCM extrusion frame piece rack The bolts will be used to secure the DCR Top Plenums Rack to the cabinets 2 Apply factory supplied gasket 1 wide by 1 4 thick around the perimeter of the top aluminum extrusion frame piece of each rack see Figure 10 NOTE Do not extend the gasket on the racks onto the Liebert Challenger 3000 The Liebert Challenger 3000 requires a different thicker gasket material 3 Apply factory supplied gasket material 1 x 1 4 to the side of the DCR Top Plenum Rack that will face the DCR Top Plenum Challenger see Figure 2 The gasket must be cut to the correct length to form a good seal that will prevent the cooling air from escaping Leaving gaps in the gasket will reduce cooling efficiency increase energy use and adversely affect fire suppression system operation 4 Install edge guard on the bottom half of the two plenum openings see Figure 3 Make sure to apply to the left side and the right side of the top plenums Figure 14 Gasket application to top of DCM racks Apply gasket along side edges of each DCR Base Plenum Rack Two pieces will run parallel across the assembly at the side edge of each
60. vc co 000 JeBu lleuo 000 1eDueeuo EEN nel lia ss 119917 eseyd 1 2vA80Z rr ely eseud OWA80Z y19aqar CC EREN LZ JOMOd 9 ADE Y aza atop c Jomod S JOLY u 9 211 I 5 xi zi Ji o osea OA DT ra gu 1 GA oseud VAGO d Mi po 07 NES de auvoz Ve Z V arvo n tf d J eseug L owagoz IT E EN gt ET eseug 1 OVA80Z 8L care ZL JR MO ZH JOLY 276 K n aly 7 E zq JAMOd Li JOLY sadd Sooo TTT Se cer Ras ces UONOSUUND 498 VSEUd A80C 9 1 rH 9 1 Z1 i EJ ZHO9 x ZH09 Y O eseug OVAOZL N N eseug OVAOCL A O 80c a ented seni NS a Li J MOd YH MOBY H H Jewog ez 39821 E eseud OVAOZI N N aseyd 1 DVAOZL SUu0l 9 uuoo J MOd OL ESEJ JewOg C MOEY H dLNOL v gLNOC H 49MOg yH Ay A buijoo9 Jaqar7 8 z UOlJOSUUuOO yey VSEYd ANCL 9 HD S qaadAoesd dalNolsno p E weowwmo e HIC A ee oo T I ari 74 onm LH U S S oljuoO l ueq JOJUOD ial uoisseJddng 1l 3 punojJc sisseu uondo Sdn pseogjaued Y Buisn Ji s JIAA SAQOWISY OOO O O S N el l El VSZ ZH09 Y OVAOCVI 80c Technical Installation Illustrations Figure 33 Liebert DCR control logic r MY Z Dg ZOA 8L0 ZLOL LG MOU NOVr lt 05 8LO ZLOL OL gt Covre LOWE ZAN ee oe
61. wn the system After the fire alarm panel has been cleared or the Emergency Power Off button has been disengaged turning this timer past the 1 2 hour position temporarily returns the system to Normally Closed Once power is restored the UPS s and Liebert Challenger 3000 can be restarted Fire Suppression Control Bypass Timer To allow servicing the DCR Control Panel and Fire Suppression System this timer is turned to its maximum position by a qualified service representative The timer provides a normally closed circuit bypassing the internal normally closed relays 1n the fire suppression panel Once the timer expires the circuit is returned to its normal setting Off Figure 26 DCR Control Panel and Fire Suppression System timers DCR EMERGENCY POWER FIRE SUPPRESSION OFF OVERRIDE TIMER CONTROL BYPASS TIMER MANUAL 120 MINUTE MANUAL 120 MINUTE 29 8 0 8 1 8 2 Installation Checklist INSTALLATION CHECKLIST Cooling and Power Component Installation Checklist All cabinets and plenums have been installed All gaskets and edge guard are installed All electrical and piping connections have been made All cabinet doors close and seal securely All Emergency Power Off interlocks to the UPS s and to the Liebert Challenger 3000 are connected All external Emergency Power Off and fire detection connections have been made if applicable A l rack power strips are installed and connected to the load center f

Installation Manual

Contents

Download Pdf Manuals

Related Search

Related Contents