AIREDALE LogiCool InRak Technical Manual Download

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LogiCool InRak™

Technical Manual

EMS52086

FM00542

•  Direct Expansion
•  Chilled Water
•  Dual Circuit Chilled Water

Summary of Contents for LogiCool InRak

Page 1: ...LogiCool InRak Technical Manual EMS52086 FM00542 Direct Expansion Chilled Water Dual Circuit Chilled Water ...

Page 2: ...sistance over the telephone The duty engineer can if necessary attend site usually within 24 hours or less Full details will be forwarded on acceptance of the maintenance agreement CAUTION Warranty cover is not a substitute for maintenance Warranty cover is conditional to maintenance being carried out in accordance with the recommendations provided during the warranty period Failure to have the ma...

Page 3: ...e refrigerant used in this range of products is classified under the COSHH regulations as an irritant with set Workplace Exposure Levels WEL for consideration if this plant is installed in confined or poorly ventilated areas A full hazard data sheet in accordance with COSHH regulations is available should this be required Personal Protective Equipment Airedale recommends that personal protective e...

Page 4: ... responsible manner with minimum impact on the environment Reduce our use of chemicals and minimise their release to the environment Measure control and verify environmental performance through internal and external audits Continually improve our environmental performance CE Directive Airedale certify that the equipment detailed in this manual conforms with the following EC Directives Electromagne...

Page 5: ...Data Tandem Compressor X2 24 Mechanical Data Single Compressor X1 28 Electrical Data Single Compressor X1 29 Mechanical Data Tandem Compressor X2 30 Electrical Data Tandem Compressor X2 31 Sound Data X1 X2 32 Technical Data Chilled Water 33 Operating Limits 33 Performance Data C0 34 Mechanical Data C0 38 Electrical Data C0 39 Sound Data C0 40 Unit Pressure Drops C0 41 Unit and Solenoid Valve Press...

Page 6: ... Breaking the System Vacuum 68 Operation Checks 68 Evaporator Superheat 68 Condenser Liquid Drain Subcooling 68 EEV Subcooling 68 Oil Sump Temperature 68 Pipework Schematics 69 Commissioning 75 Maintenance 77 General Inspections 78 Electrical Inspection 79 Refrigeration 80 Waterside 81 Controls 82 System 83 Troubleshooting 84 General Faults 84 Alarms 86 Alarm Menu Display 86 Alarms 87 Contents Log...

Page 7: ... latest fan technology coupled with sophisticated controls logic designed to optimise operation The InRak delivers even greater efficiency when combined with Airedale s latest free cooling chillers Providing industry leading cooling for its footprint the InRak offers the ultimate in scalable solutions for the modern data centre The InRak is designed to fit in between industry standard server racks...

Page 8: ...nti Recirculation Brush Seal Electrical Electrical Switch Gear Door Electric Isolator Controller Capacitive Backup Energy Manager Phase Rotation Monitoring Thyristor Controlled Electric Heat IEC 60309 Plug and Socket Dual Power Change Over Switch Standard and Optional Features Standard Feature Optional Feature Not Avaliable LogiCool InRak IT Cooling 8 Introduction InRak Technical Manual 7462807 V1...

Page 9: ...Chilled Water Coil Bleed Drain Valves Modulating Control Valves 3 Way Chilled Water Valve 2 Way Chilled Water Valve Chilled Water Isolation Chilled Water Solenoid Valve Refrigeration Efficient Fixed Speed Scroll Compressor Efficient EC Inverter Scroll Compressor Electronic Expansion Valve Refrigeration Sight Glass Oil Separator Liquid Line Solenoid Valve Refrigerant Pump down Standard Feature Opti...

Page 10: ...lation Brush Seal Side Access Panels Standard Control Features Microprocessor Control Graphical Display Unit Status LED Dew Point Control Optional Control Features Touch Screen Colour Display Filter Change Monitoring Rack Pressure Management Dynamic Air Volume Control Water Detection Fire Smoke Detection Refrigerant Leak Detection LogiCool InRak IT Cooling 10 Introduction InRak Technical Manual 74...

Page 11: ...r Features Efficient Chilled Water Coil Single or Dual Circuit Bleed Drain Valves Modulating Control Valve Optional Chilled Water Features 3 Way Chilled Water Valve 2 Way Chilled Water Valve Isolating Solenoid Valves Bypass Regulating Valve Standard Refrigeration Features Efficient Fixed Speed Scroll Compressor Efficient EC Inverter Scroll Compressor Electronic Expansion Valve Refrigeration Sight ...

Page 12: ...or N 1 redundancy This runs the unit at 75 airflow under normal conditions If a fan fails the remaining healthy fans speed up to 100 achieving the full design airflow Optional Features Condensate Pump The following graphs illustrate the TOTAL static head pressure available The system horizontal pipe losses and vertical lift should be factored in when calculating the condensate pump performance IMP...

Page 13: ...nsportation only Optional Features Sterling Board LAT Wooden Case Packing Units shall be supplied complete with additional LAT corner protection and cross braces to afford extra transit protection Sterling board heat treated man made material shall be used including pallet to comply with phytosanity import regulations please contact Airedale for this option Rear Door Assembly Standard Features G4 ...

Page 14: ...oling Distribution unit CDU Optional Features 0 10 Volts DC Chilled Water 3 Way Valve A 0 10 VDC chilled water 3 way regulating valve shall be fitted This shall be used to govern the chilled water flow to the coil when there is a demand for cooling 0 10 Volts DC Chilled Water 2 Way Valve A 0 10 VDC chilled water 2 way regulating valve shall be fitted This shall be used to govern the chilled water ...

Page 15: ...et than with the single inverter option with greater precision eliminating unnecessary temperature and humidity variations Consequently system efficiency and reliability are much improved by extending major component working hours Electronic Expansion Valves EEV Electronic expansion valves differ to the traditional thermostatic expansion valves in their ability to maintain control of the suction s...

Page 16: ...sage displayed By default after detecting a leak the unit will give an alarm but will continue to run normally This can be changed to give an alarm and also shut down the unit and isolate it by closing the liquid line solenoid valve If pump down features are present on the unit it can be set to give an alarm and also pump down when a leak is detected Indirect Detection As well as optional direct l...

Page 17: ...of reverse phase rotation The power meter within the InRak products is capable of monitoring many different electrical parameters Phase Voltages Line Voltages Phase Currents Unit Power Unit Power Factor Thyristor Controlled Electric Heat Finned electric heating elements complete with auto and manual reset overheat cut out protection Standard electric heating elements are phase balanced for increas...

Page 18: ...oved contrast the large screen shall provide for user friendly viewing and easy status recognition by displaying a combination of text and icons The default screen shall show the unit status and room condition C RH without the need for interrogation and an easy to navigate menu structure for further interrogation and adjustment shall be provided Chilled Water Valve Position Cooling Indication Heat...

Page 19: ...ent The InRak shall be fitted with Aisle pressure management which allows the differential pressure across the IT equipment to be monitored and controlled to achieve Positive air pressure in the cold aisle Negative air pressure in the hot aisle at the server outlet to prevent backwash of hot air behind InRak coil guard Controlled differential pressure across the IT hardware so that air is not forc...

Page 20: ...atures pressures setpoint status etc and is available to the site integration company in a spreadsheet format Programming Smart Key A smart key shall be supplied to offer software back up of the control strategy The key shall feature simple plug in operation and allow transfer of software programs from the key to the microprocessor and vice versa The use of a service laptop shall not be necessary ...

Page 21: ...apacity Control CW unit Capacity control will allow the unit to modulate air volume based on demand for unit cooling The controller will modulate the chilled water valve alone to try and increase unit cooling performance whilst maintaining the fans at their minimum speed However if the cooling performance is not increased sufficiently then the fan speed will increase to further satisfy demand By d...

Page 22: ...5 0 20 25 30 35 40 1 0 0 5 0 R e l a t i v e H u m i d i t y W e t B u l b o r S a t u r a t i o n T e m p e r a t u r e C CAUTION Low humidity in a data centre may cause static electricity build up LogiCool InRak IT Cooling 22 InRak Technical Manual 7462807 V1 11 0_04_2016 Technical DX Cooling Min Max Room Temperature C 16 28 Room RH at 24 C 40 55 Return Air Temperature C 25 40 Outdoor Ambient C ...

Page 23: ...C 42 Gross Total Cooling kW 22 72 24 17 23 32 22 40 21 23 Power Input kW 5 80 7 17 7 92 8 74 9 78 EER 3 92 3 37 2 94 2 56 2 17 30 C 32 Gross Total Cooling kW 32 40 33 97 32 81 31 57 29 98 Power Input kW 8 38 10 93 12 11 13 34 14 88 EER 3 87 3 11 2 71 2 37 2 01 35 C 24 Gross Total Cooling kW 38 48 37 37 35 21 33 05 30 55 Power Input kW 9 98 11 11 12 16 13 26 14 66 EER 3 86 3 36 2 90 2 49 2 08 40 C ...

Page 24: ... 42 Gross Total Cooling kW 32 02 32 02 31 01 29 69 31 65 Power Input kW 9 18 9 18 9 89 10 83 15 63 EER 3 49 3 49 3 14 2 74 2 02 30 C 32 Gross Total Cooling kW 45 98 45 41 45 95 44 19 41 92 Power Input kW 12 97 13 46 16 98 18 67 20 81 EER 3 55 3 37 2 71 2 37 2 01 35 C 24 Gross Total Cooling kW 53 52 52 45 50 75 48 48 43 71 Power Input kW 14 55 15 58 17 20 18 61 20 08 EER 3 68 3 37 2 95 2 61 2 18 40...

Page 25: ... 4 53 LIR6042U X130 0 25 C 42 Gross Total Cooling kW 15 02 15 02 14 75 14 16 13 41 Power Input kW 3 27 3 27 3 46 3 87 4 38 EER 4 59 4 59 4 26 3 67 3 07 30 C 32 Gross Total Cooling kW 17 17 22 81 17 26 16 63 15 81 Power Input kW 3 16 4 56 3 47 3 89 4 41 EER 5 43 5 00 4 97 4 28 3 59 35 C 24 Gross Total Cooling kW 23 21 23 21 18 56 19 09 18 24 Power Input kW 4 23 4 23 3 35 3 91 4 44 EER 5 49 5 49 5 5...

Page 26: ... 5 26 4 52 4 00 LIR6042U X250 0 25 C 42 Gross Total Cooling kW 18 38 18 38 18 21 17 53 17 05 Power Input kW 4 30 4 30 4 42 4 92 5 69 EER 4 27 4 27 4 12 3 56 2 99 30 C 32 Gross Total Cooling kW 27 06 27 06 26 49 25 43 24 06 Power Input kW 5 66 5 66 6 07 6 82 7 79 EER 4 78 4 78 4 36 3 73 3 09 35 C 24 Gross Total Cooling kW 30 41 30 41 30 90 26 16 25 29 Power Input kW 5 56 5 56 6 25 5 45 6 13 EER 5 4...

Page 27: ...Intentionally Blank IT Cooling LogiCool InRak 27 InRak Technical Manual 7462807 V1 11 0_04_2016 Technical DX ...

Page 28: ...ed Hydrophilic Coated Aluminium Fins Cooling Dehum Stages Modulating 1 Modulating 1 Fan Redundancy Configuration N 1 N Fan Motor Backwards Curved Centrifugal Direct Drive Motor Type EC EC Quantity x Motor Size kW 4 x 0 15 4 x 0 15 Maximum Speed rpm 1925 1925 Minimum Airflow 2 m3 s 0 70 0 70 Maximum Airflow m3 s 1 50 1 90 Compressor EC Inverter Driven Scroll Configuration Single Circuit Single Comp...

Page 29: ...e kW 5 25 5 25 Nominal Run Amps A 18 8 18 8 Max Run Amps A 24 9 24 9 Type of Start Soft Start Soft Start Compressor 2 3 Motor Size kW N A N A Nominal Run Amps A N A N A Locked Rotor Amps A N A N A Type of Start N A N A Standard Condenser Match AC Motor Per Fan Quantity x Motor Size 50Hz Supply kW 2 x 0 6 2 x 0 6 Full Load Amps 50Hz Supply A 2 6 2 6 Quantity x Motor Size 60Hz Supply kW 2 x 0 5 2 x ...

Page 30: ...Coated Aluminium Fins Cooling Dehum Stages Modulating 1 Modulating 1 Fan Redundancy Configuration N 1 N Fan Motor Backwards Curved Centrifugal Direct Drive Motor Type EC EC Quantity x Motor Size kW 4 x 0 5 4 x 0 5 Maximum Speed rpm 2360 2360 Minimum Airflow 2 m3 s 0 70 0 70 Maximum Airflow m3 s 2 30 3 05 Compressor EC Inverter Driven Scroll Configuration Single Circuit Tandem Compressors 1 x Varia...

Page 31: ...Supply kW 2 x 0 5 3 x 0 5 Full Load Amps 60Hz Supply A 2 2 2 2 OPTIONAL EXTRAS Electric Heating Stage of Reheat Variable Variable Number of Elements 3 3 Rating Total kW 10 5 10 5 Current Per Phase 50Hz Supply A 15 2 15 2 Current Per Phase 60Hz Supply A 16 0 16 0 Standard Condenser Match EC Motor Per Fan Mains Supply 50Hz 0 V 230V 1PH N 50Hz Mains Supply 60Hz 1 V 220V 1PH N 60Hz Quantity x Motor Si...

Page 32: ... 63 LIR6042U X240 N 1 100 Overall Lw 88 68 77 79 75 78 77 71 71 Sound Pressure 1m 79 60 69 71 67 70 69 63 63 50 Overall Lw 82 58 92 68 68 71 72 67 71 Sound Pressure 1m 73 50 84 60 60 63 64 59 63 LIR6042U X250 N 100 Overall Lw 92 75 79 86 81 82 78 72 72 Sound Pressure 1m 83 67 71 78 73 74 70 64 64 50 Overall Lw 82 65 92 74 69 71 72 68 71 Sound Pressure 1m 74 57 84 66 61 63 64 60 63 Technical Direct...

Page 33: ...d Moisture content kg kg Dry Air Minimum Water Temperature Hot Aisle Cold Aisle W et Bulb or Saturation Tem perature C Dry Bulb temperature C 40 6 0 7 0 8 0 9 0 20 10 1 0 15 20 25 5 0 15 10 5 0 20 25 30 35 40 1 0 0 5 0 R e l a t i v e H u m i d i t y Max 2 C T CAUTION Low humidity in a data centre may cause static electricity build up IT Cooling LogiCool InRak 33 InRak Technical Manual 7462807 V1 ...

Page 34: ...120 22 117 03 112 92 106 42 LIR6042U C040 25 C 42 Gross Total Cooling kW 24 56 22 58 20 70 18 59 15 93 Power Input kW 0 65 0 65 0 65 0 65 0 65 EER 37 78 34 74 31 85 28 60 24 51 30 C 32 Gross Total Cooling kW 34 89 33 04 31 35 29 44 26 91 Power Input kW 0 65 0 65 0 65 0 65 0 65 EER 53 68 50 83 48 23 45 29 41 40 35 C 24 Gross Total Cooling kW 44 87 43 02 41 32 39 42 36 97 Power Input kW 0 65 0 65 0 ...

Page 35: ... 57 98 55 78 53 56 51 25 LIR6042U C060 25 C 42 Gross Total Cooling kW 30 71 27 74 24 82 21 98 19 29 Power Input kW 1 88 1 88 1 88 1 88 1 88 EER 16 34 14 76 13 20 11 69 10 26 30 C 32 Gross Total Cooling kW 45 69 42 78 39 85 37 02 34 41 Power Input kW 1 88 1 88 1 88 1 88 1 88 EER 24 30 22 76 21 20 19 69 18 30 35 C 24 Gross Total Cooling kW 59 57 56 76 53 94 51 17 48 49 Power Input kW 1 88 1 88 1 88 ...

Page 36: ...281 87 270 63 260 50 LIR6042U C040 25 C 42 Gross Total Cooling kW 13 70 12 69 11 83 10 86 9 49 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 105 38 97 62 91 00 83 54 73 00 30 C 32 Gross Total Cooling kW 19 11 18 23 17 49 16 48 14 82 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 147 00 140 23 134 54 126 77 114 00 35 C 24 Gross Total Cooling kW 24 49 23 62 22 82 21 80 20 30 Power Input kW 0 13 0 13 0 13...

Page 37: ... 199 87 192 40 184 00 LIR6042U C060 25 C 42 Gross Total Cooling kW 17 76 16 42 15 13 13 69 11 91 Power Input kW 0 25 0 25 0 25 0 25 0 25 EER 71 04 65 68 60 52 54 76 47 64 30 C 32 Gross Total Cooling kW 25 94 24 26 22 68 21 15 19 66 Power Input kW 0 25 0 25 0 25 0 25 0 25 EER 103 76 97 04 90 72 84 60 78 64 35 C 24 Gross Total Cooling kW 33 87 32 24 30 68 29 15 27 65 Power Input kW 0 25 0 25 0 25 0 ...

Page 38: ...r Optional RAL7021 Black Grey or RAL7035 Light Grey Cooling Coil Copper Tube Turbulated Hydrophilic Coated Aluminium Fins Cooling Dehum Stages Fully Modulating Water volume l 25 82 25 82 29 79 29 79 Nominal Water Flow Rate l s 1 50 1 84 1 93 2 43 Nominal Pressure drop kPa 32 4 47 9 28 7 43 4 Fan Redundancy Configuration N 1 N N 1 N Fan Motor Backwards Curved Centrifugal direct drive Motor Type EC ...

Page 39: ... 3PH N 50Hz Mains Supply 60Hz 1 V 380V 3PH N 60Hz 380V 3PH N 60Hz Control Circuit VAC 24 24 24 24 Evaporator Fan Motor Per Fan Motor Type EC EC EC EC Quantity x Motor Size 2 kW 4 x 0 15 4 x 0 15 4 x 0 5 4 x 0 5 Full Load Amps A 1 2 1 2 2 2 2 2 Locked Rotor Amps A N A N A N A N A OPTIONAL EXTRAS Electric Heating Stage of Reheat Variable Variable Variable Variable Number of Elements 3 3 3 3 Rating T...

Page 40: ... 66 59 53 51 50 Overall Lw 64 58 66 67 58 55 49 45 44 Sound Pressure 1m 55 50 58 59 50 47 41 37 36 LIR6042U C060 N 100 Overall Lw 90 75 76 86 81 81 73 68 66 Sound Pressure 1m 81 67 68 78 73 73 65 60 58 50 Overall Lw 70 65 73 74 65 61 54 50 50 Sound Pressure 1m 62 57 65 66 57 53 46 42 42 Technical Data Chilled Water Sound Data C0 LogiCool InRak IT Cooling 40 InRak Technical Manual 7462807 V1 11 0_0...

Page 41: ...0 LIR6042U C030 1 LIR6042U C040 1 Technical Data Chilled Water Unit Pressure Drops C0 InRak C0 Unit Pressure Drop Curves Including Inlet Outlet Solenoid Valves 0 20 40 60 80 100 120 140 160 0 0 5 1 1 5 2 2 5 3 3 5 4 Flow Rate l s Pressure Drop kPa 2 1 InRak C0 Unit Pressure Drop Curves 0 20 40 60 80 100 120 0 0 5 1 1 5 2 2 5 3 3 5 4 Flow Rate l s Pressure Drop kPa 2 1 IT Cooling LogiCool InRak 41 ...

Page 42: ...ing Band Moisture content kg kg Dry Air Minimum Water Temperature Hot Aisle Cold Aisle W et Bulb or Saturation Tem perature C Dry Bulb temperature C 40 6 0 7 0 8 0 9 0 20 10 1 0 15 20 25 5 0 15 10 5 0 20 25 30 35 40 1 0 0 5 0 R e l a t i v e H u m i d i t y Max 2 C T CAUTION Low humidity in a data centre may cause static electricity build up LogiCool InRak IT Cooling 42 InRak Technical Manual 7462...

Page 43: ...62 29 40 28 19 26 97 Power Input kW 0 33 0 33 0 33 0 33 0 33 EER 96 48 92 79 89 09 85 42 81 73 LIR6042U CC26 25 42 Gross Total Cooling kW 15 33 13 72 12 14 10 61 9 16 Power Input kW 0 67 0 67 0 67 0 67 0 67 EER 22 88 20 48 18 12 15 84 13 67 30 32 Gross Total Cooling kW 23 66 22 13 20 59 19 05 17 50 Power Input kW 0 67 0 67 0 67 0 67 0 67 EER 35 31 33 03 30 73 28 43 26 12 35 24 Gross Total Cooling ...

Page 44: ...30 47 28 85 27 23 Power Input kW 0 96 0 96 0 96 0 96 0 96 EER 35 13 33 44 31 74 30 05 28 36 40 18 Gross Total Cooling kW 41 69 40 08 38 47 36 86 35 25 Power Input kW 0 96 0 96 0 96 0 96 0 96 EER 43 43 41 75 40 07 38 40 36 72 LIR6042U CC40 25 42 Gross Total Cooling kW 19 94 17 80 15 70 13 73 11 94 Power Input kW 2 11 2 11 2 11 2 11 2 11 EER 9 45 8 44 7 44 6 51 5 66 30 32 Gross Total Cooling kW 30 6...

Page 45: ...198 44 190 11 LIR6042U CC26 25 42 Gross Total Cooling kW 9 44 8 64 7 82 6 95 6 00 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 72 62 66 46 60 15 53 46 46 15 30 32 Gross Total Cooling kW 14 30 13 38 12 44 11 50 10 54 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 110 00 102 92 95 69 88 46 81 08 35 24 Gross Total Cooling kW 18 96 18 06 17 17 16 27 15 36 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 145 85...

Page 46: ...otal Cooling kW 25 42 24 46 23 50 22 54 21 57 Power Input kW 0 13 0 13 0 13 0 13 0 13 EER 195 54 188 15 180 77 173 38 165 92 LIR6042U CC40 25 42 Gross Total Cooling kW 12 45 11 22 10 01 8 80 7 61 Power Input kW 0 27 0 27 0 27 0 27 0 27 EER 46 11 41 56 37 07 32 59 28 19 30 32 Gross Total Cooling kW 19 23 17 99 16 74 15 49 14 22 Power Input kW 0 27 0 27 0 27 0 27 0 27 EER 71 22 66 63 62 00 57 37 52 ...

Page 47: ...IT Cooling LogiCool InRak 47 InRak Technical Manual 7462807 V1 11 0_04_2016 Technical Dual Circuit CC Intentionally Blank ...

Page 48: ...15 8 24 4 23 3 34 7 Fan Redundancy Configuration N 1 N N 1 N Fan Backwards Curved Centrifugal Direct Drive Motor Type EC EC EC EC Quantity x Motor Size kW 4 x 0 15 4 x 0 15 4 x 0 5 4 x 0 5 Maximum Speed rpm 1525 1525 2360 2360 Minimum Airflow 2 m3 s 0 70 0 70 0 70 0 70 Maximum Airflow m3 s 1 30 1 75 2 10 2 75 Connections Water Inlet Outlet mm 28 28 35 35 Condensate Drain Hose mm 22 22 22 22 OPTION...

Page 49: ... Evaporator Fan Motor Per Fan Motor Type EC EC EC EC Quantity x Motor Size 2 kW 4 x 0 15 4 x 0 15 4 x 0 5 4 x 0 5 Full Load Amps A 1 2 1 2 2 2 2 2 Locked Rotor Amps A N A N A N A N A OPTIONAL EXTRAS Electric Heating Stage of Reheat Variable Variable Variable Variable Number of Elements 3 3 3 3 Rating Total kW 10 5 10 5 10 5 10 5 Current Per Phase 50Hz Supply A 15 2 15 2 15 2 15 2 Current Per Phase...

Page 50: ... 79 74 74 67 61 59 Sound Pressure 1m 74 60 62 71 66 66 59 53 51 50 Overall Lw 64 58 66 67 58 55 49 45 44 Sound Pressure 1m 55 50 58 59 50 47 41 37 36 LIR6042U CC40 0 N 100 Overall Lw 90 75 76 86 81 81 73 68 66 Sound Pressure 1m 81 67 68 78 73 73 65 60 58 50 Overall Lw 70 65 73 74 65 61 54 50 50 Sound Pressure 1m 62 57 65 66 57 53 46 42 42 LogiCool InRak IT Cooling 50 InRak Technical Manual 7462807...

Page 51: ...0 LIR6042U CC30 1 LIR6042U CC40 1 2 LIR6042U CC22 0 LIR6042U CC26 0 LIR6042U CC22 1 LIR6042U CC26 1 1 LIR6042U CC30 0 LIR6042U CC40 0 LIR6042U CC30 1 LIR6042U CC40 1 2 LIR6042U CC22 0 LIR6042U CC26 0 LIR6042U CC22 1 LIR6042U CC26 1 0 20 40 60 80 100 120 140 0 0 5 1 1 5 2 2 5 3 Pressure Drop kPa Flow Rate l s 1 2 IT Cooling LogiCool InRak 51 InRak Technical Manual 7462807 V1 11 0_04_2016 Technical ...

Page 52: ... Cooling 52 InRak Technical Manual 7462807 V1 11 0_04_2016 Installation Installation Dimensions ADJUSTABLE FEET 274 1040 30 1344 1950 1994 44 AIR DISCHARGE AIR DISCHARGE STATUS LED DISPLAY MAINS ISOLATOR FRONT REAR 600 ...

Page 53: ...chnical Manual 7462807 V1 11 0_04_2016 Installation Installation Unpacking and Lifting 746 546 54 44 The unit is to be carefully unpacked inspected and any damage reported to Airedale immediately All packaging is to be recycled accordingly ...

Page 54: ...2807 V1 11 0_04_2016 Installation ADJACENT RACKS MUST BE FLUSH AT THE FRONT 1040 1200 600 550 860 610 Server Server InRak Installation Positioning The InRak requires space at the front and rear of the unit for maintenance purposes This is highlighted above ...

Page 55: ...that the unit has an air tight seal between the InRak and any adjacent server racks Unit need to be level to ensure that any condensate collected is disposed of correctly Brush Seal Levelling foot adjustment Note The brush seal compresses when the feet are adjusted creating a tight seal to the floor The seal is supplied loose for easy fitment Push Brush Seal Unit Base ...

Page 56: ...R HOLES TO BE FITTED WITH BLIND GROMMETS VIEW FROM TOP A B C D E B F 100 173 270 336 438 506 1040 62 164 248 75 600 HOLE A Ø65mm CONTROLS IN OUT HOLES B Ø50mm MAINS POWER SUPPLY HOLE C Ø50mm HOLE D Ø38mm CONDENSATE DRAIN HOLE E Ø76mm DISCHARGE LINE HOLE F Ø76mm LIQUID LINE HOLES B E AND F TO BE SUPPLIED WITH GLAND PLATES FITTED ALL OTHER HOLES TO BE FITTED WITH BLIND GROMMETS A E F B C D B B A C D...

Page 57: ...0 270 336 438 506 1040 62 253 369 600 91 VIEW FROM TOP HOLE A Ø65mm CONTROLS IN OUT HOLES B Ø50mm MAINS POWER SUPPLY HOLE C Ø50mm HOLE D Ø38mm CONDENSATE DRAIN HOLE E Ø76mm WATER OUTLET HOLE F Ø76mm WATER INLET HOLES B E AND F TO BE SUPPLIED WITH GLAND PLATES FITTED ALL OTHER HOLES TO BE FITTED WITH BLIND GROMMETS A E F B C D B B A C D F E 78 5 236 8 352 8 519 5 91 614 5 80 5 147 5 707 774 1040 60...

Page 58: ... OUTLET HOLES B E F G AND H TO BE SUPPLIED WITH GLAND PLATES FITTED GLAND PLATE CAN BE REVERSED TO SUIT PIPE SIZE ALL OTHER HOLES TO BE FITTED WITH BLIND GROMMETS F H ACCESS TO CIRCUIT2 BLEED VALVE B B A C D F E H G 78 5 249 351 519 5 76 5 669 5 80 5 147 5 704 5 755 1040 600 69 5 166 5 HOLE A O50mm CONTROLS IN OUT HOLES B O50mm MAINS POWER SUPPLY HOLE C O38mm HOLE D O38mm CONDENSATE DRAIN HOLE E O...

Page 59: ...al Manual 7462807 V1 11 0_04_2016 Installation Hot Aisle Pressure Tapping Cold Aisle Pressure Tapping Connections are to be made between the tappings above located in control panel and pressure points in the aisles The tappings above are linked to the differential pressure sensor in the unit making easier customer termination Mains Incoming Cabling Supply A Supply B Sensors Network BMS Connections...

Page 60: ...r 1 861 862 Supply Air Temperature Sensor 2 863 864 Supply Air Temperature Sensor 3 865 522 Remote On Off 502 24 Vac 833 Outdoor Fan Speed Control 0 10 Vdc 500 0 Vdc 560 NO Non Critical Alarm Normally Open 561 Common Common 562 NC Non Critical Alarm Normally Closed 563 NO Critical Alarm Normally Open 564 Common Common 565 NC Critical Alarm Normally Closed CAUTION The InRak does not support condens...

Page 61: ...n Installation Interconnecting Wiring InRak Rx Tx Network Connections Incoming connection Rx Tx GND Rx Tx Network Connections Outgoing connection Rx Tx GND 881 Wired BMS connection ModBUS BACNet LON RS485 BMS Network Connections 882 883 N A Ethernet BMS connection BMS Network Connections ...

Page 62: ...double risers should be considered to minimise this high pressure drop at full load whilst maintaining good oil velocities at minimum load 0 20m 20 40m 40 60m 60 80m Unit Connection Sizes Liquid Discharge Liquid Discharge Liquid Discharge Liquid Discharge Unit Liquid Discharge H V H V H V H V H V H V H V H V LIR6042U X250 5 8 7 8 5 8 1 1 8 5 8 5 8 1 1 8 5 8 3 4 1 1 8 5 8 7 8 1 1 8 5 8 LIR6042U X24...

Page 63: ...or suction lines running horizontal This assists oil return to the compressor A gradient of approximately 1 200 0 5 shall be used Discharge Risers Consideration must be taken when designing vertical risers Refrigerant velocity must be ensured in vertical risers at a minimum of 8m s If required double risers must be designed into the system Pipework must be sized based upon a reduction in unit capa...

Page 64: ...emely warm places boiler houses etc Ensuring that the refrigerant does not become flash gas Refrigerant Charging Guide The following information can be used to estimate the refrigerant quantity required in a typical split system installation Charging should be carried out with the compressors at 50 inverter speed X1 or with a tandem compressor set X2 100 fixed speed and 50 variable inverter compre...

Page 65: ...nnecting Pipework 10 metres From the Refrigerant Pipe Sizing Guide the liquid line size given for pipework length of 10 metres is 0 15kg m SR LR IR OR LR L x m Where LR 1 5 kg As calculated from above IR 4 2 kg OR 8 4 kg Calculation of Liquid Line Refrigerant Charge kg The liquid line refrigerant charge can be calculated using the following equation LR L x m Where LR Total Liquid Line Refrigerant ...

Page 66: ...to elevation at the top of a liquid lift 0 115 bar m H x spl Where H Height m spl Static pressure loss 20 x 0 115 2 3 bar Total Pressure Loss in Liquid Line TPL Liquid PFL Valves Where PFL Pipe friction loss 0 21Bar Valves Losses through Valves and fittings 0 21 0 5 2 3 Total pressure loss in liquid line 3 01 Bar Nett Pressure at Expansion Valve Condensing pressure Total pressure loss in liquid li...

Page 67: ...ty of 0 09 between oil and water 3 Oil is added at a rate of 5 grams per kilogram of refrigerant Example What is the additional oil charge required per circuit for an LIR6042U X250 0 matched with a CR80 and a 5 8 10m interconnecting liquid line Refrigerant charge of an LIR6042U X250 0 4 2 kg Refrigerant charge of a CR80 8 4 kg Interconnecting pipe line 10 x 0 15 1 5kg Total system refrigerant char...

Page 68: ...uperheat could indicate the system being overcharged Condenser Liquid Drain Subcooling Check that the liquid drain sub cooling is constant If the sub cooling temperature fluctuates it indicates signs of the condenser filling and draining Too high sub cooling could indicate that the condenser is backing up with liquid The condenser heat rejection performance is reduced and could cause high pressure...

Page 69: ...ON LINE FIXED SPEED SCROLL COMPRESSOR KEY ALL ITEMS TCE PT PSL TS PSH M 5 16 NORMALLY CLOSED SOLENOID VALVE ELECTRONIC EXPANSION VALVE SIGHT GLASS FILTER DRIER SUPPLIED LOOSE CENTRIFUGAL FAN AXIAL FAN SCROLL COMPRESSOR NORMALLY OPEN SOLENOID VALVE SCHRADER VALVE SIZE SHOWN INDIVIDUALLY ON EACH VALVE SHUT OFF VALVE OPTIONAL SUPPLIED LOOSE PRESSURE TRANSDUCER LOW PRESSURE SWITCH HIGH PRESSURE SWITCH...

Page 70: ...LL ITEMS TCE PT PSL TS PSH M 5 16 NORMALLY CLOSED SOLENOID VALVE ELECTRONIC EXPANSION VALVE SIGHT GLASS FILTER DRIER SUPPLIED LOOSE CENTRIFUGAL FAN AXIAL FAN SCROLL COMPRESSOR NORMALLY OPEN SOLENOID VALVE SCHRADER VALVE SIZE SHOWN INDIVIDUALLY ON EACH VALVE SHUT OFF VALVE OPTIONAL SUPPLIED LOOSE PRESSURE TRANSDUCER LOW PRESSURE SWITCH HIGH PRESSURE SWITCH TEMPERATURE SENSOR CHECK VALVE OIL SEPARAT...

Page 71: ... TEMPERATURE SENSOR 2 WAY REGULATING BALL VALVE ACTUATOR DRIVEN CENTRIFUGAL FAN NORMALLY CLOSED ISOLATING SOLENOID VALVE OPTIONAL THREADED CONNECTIONS OPTIONAL M BL BL WTS BI BI BI DR BI CW COIL RIGHT CW COIL LEFT OPTIONAL PORT C PORT B BY PASS LEG OUTLET LEG OPTIONAL INLET LEG OPTIONAL OPTIONAL OPTIONAL PORT A Installation Pipework Schematics C0 3 Port Valve ...

Page 72: ...IN VALVE WATER TEMPERATURE SENSOR 2 WAY REGULATING BALL VALVE ACTUATOR DRIVEN CENTRIFUGAL FAN NORMALLY CLOSED ISOLATING SOLENOID VALVE OPTIONAL THREADED CONNECTIONS OPTIONAL M BL BL WTS BI BI BI BI DR INLET LEG OUTLET LEG OPTIONAL OPTIONAL OPTIONAL CW COIL LEFT CW COIL RIGHT PORT C PORT A OPTIONAL Installation Pipework Schematics C0 2 Port Valve ...

Page 73: ... WTS BI OPTIONAL M PORT C PORT A BI OPTIONAL BL BL DR CIRCUIT 1 OUTLET LEG CIRCUIT 2 INLET LEG CIRCUIT 2 OUTLET LEG BI DR DR PORT B PORT B BI OPTIONAL OPTIONAL OPTIONAL OPTIONAL BTM CONNS ONLY BTM CONNS ONLY BL BL BL DR TOP CONNS ONLY DR TOP CONNS ONLY KEY ALL ITEMS BI BL DR WTS M BINDER POINT BLEED VALVE DRAIN VALVE WATER TEMPERATURE SENSOR 2 WAY REGULATING BALL VALVE ACTUATOR DRIVEN CENTRIFUGAL ...

Page 74: ...A WTS BI BI DR OPTIONAL OPTIONAL CIRCUIT 1 INLET LEG WTS BI OPTIONAL M PORT B PORT A BI OPTIONAL BL BL DR CIRCUIT 1 OUTLET LEG CIRCUIT 2 INLET LEG CIRCUIT 2 OUTLET LEG BI DR DR BI OPTIONAL OPTIONAL BL KEY ALL ITEMS BI BL DR WTS M BINDER POINT BLEED VALVE DRAIN VALVE WATER TEMPERATURE SENSOR 2 WAY REGULATING BALL VALVE ACTUATOR DRIVEN CENTRIFUGAL FAN THREADED CONNECTIONS OPTIONAL CHECK VALVE OPTION...

Page 75: ...tapping 230 Volts and 24 Volts respectively Turn on the remaining MCB Turning Unit On Use the display to turn the unit on Using the display to enter maintenance mode Within the parameters sub menu increase decrease the fan output voltage Check the current and fan speed with the unit running at full output Record on commissioning sheet 3 Way Chilled Water Valve Check that the chilled water valve op...

Page 76: ...ough the maintenance parameter of the controller Rack Support Wheel Ensure that the rack support wheel turns freely and supports the OnRak door when full of water Dual power Supply Check that the two power supplies are live Ensure that the Dual power supply LED illuminate with correct power source Uninterrupted Power Supply The UPS requires charging for a period of 8 hours before the internal batt...

Page 77: ...the unit free from obstructions and debris The unit shall observe the following maintenance regime as a minimum CAUTION The equipment contains live electrical and moving parts ISOLATE prior to maintenance or repair work Ensure Lock off procedures are carried out accordingly Maintenance SERVICE INDICATOR The maintenance of key components such as compressors fans and air filters can be monitored via...

Page 78: ...ent Safety Glasses Goggles Maintenance General Inspections General Inspections Task Frequency 3 Months 12 Months 60 Months Check for visible mechanical damage to unit Visually inspect the unit for general wear and tear treat metalwork Rust should be inhibited primed and touched up with matching paint Check for excess vibration from other rotating equipment ...

Page 79: ...should be carried out with the unit MCB s turned off EC Fan Interrogation The EC fans can be interrogated by connecting a hardware interface kit to the fan and PC The kit comprises of a USB to RS232 9 pin D type adapter This should be installed on the PC with the software supplied with the kit The COM port of the USB to RS232 adapter should be assigned to a free COM port between COM 1 and COM 4 vi...

Page 80: ...nual reset High pressure switch 40 25 bar 1 Barg HP limiting function 35 barg 2 barg differential this reduces the number of compressors operating i e 2 comp and down to 1 comp Compressor Oil Level Full load Check the compressor oil level at full load record oil level Refrigeration Task Frequency Compare the following and compare results with commissioning records 3 Months 12 Months 60 Months Suct...

Page 81: ...rside Pressure Drop Measure the waterside pressure drop of the unit ensuring that the pump if fitted is operating Glycol Strength Check and record the glycol type and strength Low levels of glycol can cause freeze up problems when operating at low temperatures or during the unit off state during cold ambient conditions Glycol concentration is measured by use of a Refractometer Waterside Task Frequ...

Page 82: ...dures The following controller settings are to be recorded on the maintenance sheet Head pressure differential bar Minimum suction pressure bar Supply water set point Summer Day C Supply water set point Winter Night C Minimum supply water temperature C Controls Task Frequency 3 Months 12 Months 60 Months Change controller battery The controller will keep the strategy for a short period of time wit...

Page 83: ...ds on the moisture content of the refrigerant The recommended moisture levels of a system should be below 75ppm An indication of green dry are to be considered as perfect conditions meaning full protection by the filter drier against effects from moisture If the green colour starts to fade the colour change from green to yellow has begun and the indicator should therefore be watched carefully If t...

Page 84: ...en position abnormally cold suction Iine Ensure bulb is tight on suction and superheat is correct normally 5 to 6 C Replace power assembly or valve as necessary Damaged or worn compressor bearing excessive knocking Replace compressor Head pressure too high Condenser coil clogged or dirty Clean condenser coil Air or other non condensable gas in system Evacuate system and re charge with new refriger...

Page 85: ...pped and motor cold replace motor Power supply failure Check power supply at circuit breaker Wiring to motor Check voltage at motor terminals Faulty motor windings capacitor Motor humming would indicate fault in motor or capacitor Minimum speed set too low Adjust head pressure controller to suit Faulty pressure sensor Check electrical connections are secure at controller and pressure sensor Replac...

Page 86: ... will be lost Viewing the Alarm Log By using the arrow keys the last 100 alarms generated can be reviewed in chronological order The display provides the alarm type information and the time and date of each alarm occurrence Alarm Detection When the controller detects an alarm an output is generated to the relevant alarm relay which in turn illuminates the button To see which alarm has accrued pres...

Page 87: ...ed Heating and humidification are disabled AL15 Refrigerant leak detector alarm Indicates the unit has detected a refrigerant leak Once the refrigerant level in the air has fallen below set point the alarm will reset Unit will either shutdown or pumpdown depending on setting chosen AL16 High pressure alarm Indicates high liquid pressure Unit is shut down Alarm will auto reset up to 3 times in 24 h...

Page 88: ... be manually reset once the system has brought the superheat above the low super heat limit AL35 EEV driver LOP alarm Indicates that the evaporating temperature has exceeded the LOP limit During alarm the EEV modulates the valve open to increase the operating pressure whilst maintaining superheat This alarm can be manually reset once the system has brought the evaporating temperature below the LOP...

Page 89: ...rge gas temperature alarm The discharge temperature is over the inverter compressor threshold Alarm will reset once the temperature is below threshold AL64 Low pressure differential on inverter Pressure difference is lower than minimum alarm required for lubrication for more than 60s Compressor is turned off Alarm will reset once the pressure has increased AL65 Power plus inverter offline Indicate...

Page 90: ...ivity AL92 CPY EA Foam AL93 CPY CP Clean cylinder AL94 CPY CL Replace cylinder AL95 CPY ID Device AL96 CPY Warning match digit AL97 CPY Su Serial disconnected AL98 CPY E Alarm probe high humidity AL99 CPY E_ Alarm probe low humidity AL100 pCOe expansion board offline Indicates the controller cannot communicate with the pCOe expansion board The alarm is automatically reset once communications betwe...

Page 91: ...ale Warranty and Warranty Procedure available upon request Procedure When a component part fails a replacement part should be obtained through our Spares department If the part is considered to be under warranty the following details are required to process this requirement Full description of part required including Airedale s part number if known The original equipment serial number An appropria...

Page 92: ...ak_7462807_v1 11 0_04_2016 Head Ofﬁce Airedale International Air Conditioning Ltd Leeds Road Rawdon Leeds LS19 6JY Tel 44 0 113 2391000 Fax 44 0 113 2507219 E mail enquiries airedale com Web www airedale com ...

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AIREDALE LogiCool InRak, Technical Manual

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