Airedale OnRak 3kW 35kW - Manual (Page 5)

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™ OnRak
IT Cooling
5
Technical, Installation and Maintenance Manual :6912497 V1.5.0 02_2013
CONTENTS
About Airedale Products & Customer Services ...................................................................... 2
Warranty ..................................................................................................................................... 3
Health and Safety ....................................................................................................................... 4
Personal Protective Equipment .............................................................................................. 4
Electrical Bonding .................................................................................................................. 4
Specifier’s Guide Indoor Unit ................................................................................................... 6
Nomenclature ......................................................................................................................... 6
Introduction ............................................................................................................................ 6
Standard Features ................................................................................................................. 7
Optional Features ................................................................................................................... 9
Technical Data.......................................................................................................................... 12
Design Parameters .............................................................................................................. 12
Cooling Performance LOR 6042U-C028-0 (N+1 configuration, Fans at 75%) ..................... 13
Cooling Performance LOR 6042U-C033-0 (N Configuration, Fans at 100%)....................... 14
Cooling Performance LOR 8042U-C032-0 (N+1 configuration, Fans at 75%) ..................... 15
Cooling Performance LOR 8042U-C038-0 (N Configuration, Fans at 100%)....................... 16
Ethylene Glycol Correction Factors ...................................................................................... 17
Mechanical Data .................................................................................................................. 18
Electrical Data ...................................................................................................................... 18
Waterside Pressure Drop ..................................................................................................... 18
Dimensional Data ................................................................................................................. 19
Component Masses ............................................................................................................. 19
Sound Measurement Method ............................................................................................... 20
Noise Data ........................................................................................................................... 20
Pipework Schematics ........................................................................................................... 21
Installation ................................................................................................................................ 23
Positioning ............................................................................................................................ 23
Data Rack Feet .................................................................................................................... 24
Rack Support Wheel ............................................................................................................ 25
Wheel Adjustment ................................................................................................................ 25
Door Latch Mechanism ........................................................................................................ 26
Floor Cut Outs ...................................................................................................................... 27
Water Connections ............................................................................................................... 28
Flexible Water Connection ................................................................................................... 29
Pipework Sweep .................................................................................................................. 29
Compression Fittings............................................................................................................ 30
Chilled Water Valve (2+3 Way) ...................................................................................... 31
Solenoid Valve ..................................................................................................................... 33
Customer Terminal Box........................................................................................................ 34
Dual Power Supply ............................................................................................................... 34
Rack Mounted Temperature / Humidity Sensor ................................................................... 37
Rack Pressure Management ................................................................................................ 38
Rack Sealing ........................................................................................................................ 39
Interconnecting Wiring.......................................................................................................... 40
Automatic Fan Disconnect ................................................................................................... 41
Controls .................................................................................................................................... 42
Addressing the Display Keypad ........................................................................................... 42
Extra Functions Buttons ....................................................................................................... 44
Navigation ............................................................................................................................ 44
Enabling the Unit .................................................................................................................. 45
Dew Point Control ................................................................................................................ 46
Modulated Cooling ............................................................................................................... 46
Temperature Sensor Locations ............................................................................................ 47
Modes of Operation ................................................................................................................. 48
Temperature Neutral Mode .................................................................................................. 48
Load Neutral Mode ............................................................................................................... 49
Rack Pressure Management ................................................................................................ 50
Commissioning Procedure ..................................................................................................... 51
General ................................................................................................................................ 51
Maintenance ............................................................................................................................. 53
Operational Maintenance checks ........................................................................................... 54
Owners Responsibility .......................................................................................................... 54
Maintenance Schedule ......................................................................................................... 54
Troubleshooting....................................................................................................................... 55