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55908014-23

CX(E) SPLIT SYSTEMS

TECHNICAL MANUAL

CX(E) LOW TEPERATURE SPLIT SYSTEMS

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Summary of Contents for 55020720

Page 1: ...55908014 23 CX E SPLIT SYSTEMS TECHNICAL MANUAL CX E LOW TEPERATURE SPLIT SYSTEMS...

Page 2: ...ces and have sound knowledge of current Industrial Safe Working practices 2 CX E models are electromechanical Electronic control units that use R407C refrigerant they provide cooling within the range...

Page 3: ...C 40 CXE 70 CKC 60 CXE 90 CKC 80 OPTIONAL KITS PART NUMBER DESCRIPTION 55900700 3kW heater CX only 55900701 Digital temperature display CX only std on CXE 55900702 De ice thermostat CX only 55900709 E...

Page 4: ...5 3 2 25 0 75 70 60 5 3 53 0 71 4 7 3 33 0 71 4 5 3 2 0 71 90 80 5 9 4 0 68 5 7 3 9 0 68 5 5 3 8 0 69 5 3 35 CX CKC SHR SHR SHR 5 3 27 5 3 32 Above Below Above Below Above Below kW kW m m kW kW m m kW...

Page 5: ...CX E 90 70 1 68 2 68 6 66 1 63 2 57 5 39 9 MAXIMUM SPEED SOUND POWER LEVELS Frequency Hz SOUND PRESSURE LEVELS 125 250 500 1K 2K 4K dB A CKC 20 77 67 69 65 60 54 39 2 CKC 30 77 68 69 65 60 54 39 3 CKC...

Page 6: ...z INPUT POWER FULL LOADS AMPS SYSTEM MAX STARTING CURRENT SYSTEM MAX STARTING CURRENT INPUT POWER FULL LOADS AMPS 1 PH 230V 50Hz MODEL INDOOR OUTDOOR COOLING HEATING COOLING HEATING kW kW AMPS AMPS AM...

Page 7: ...5 39 39 124 422 5 70 845 888 124 888 Fixing centres Fixing centres 320 96 MIN 500 FOR SIDE ACCESS 483 20 X Interconnecting Wiring Z1 Suction Z2 Liquid Expansion SIDE VIEW Wall mounted X Z1 Z2 X SIDE V...

Page 8: ...he unit contains a small charge of dry nitrogen which should be discharged into the atmosphere This is a non toxic non ozone depleting gas with no global warming potential FITTING LOSSES in equivalent...

Page 9: ...PIPE CONNECTIONS Units are supplied with the following male flare connections sizes in inches SYSTEM 3 8 1 2 5 8 3 4 1 4 3 8 1 2 CX E 40 CKC20 7 5 20 20 CX E 50 CKC40 15 20 20 CX E 70 CKC60 7 5 18 20...

Page 10: ...nect a vacuum pump to the service ports on the outdoor unit valves and evacuate the system to 1000 microns 1 Torr or better and allow to be held for a minimum of 15 minutes 2 Replace the caps on the s...

Page 11: ...the nominal head pressure a With the system switched off connect a high pressure gauge to the liquid line service valve b Switch on the system and run for a few minutes to stabilise c The head pressur...

Page 12: ...050730 754 1054 1354 1654 CX E 50 CKC50 55917003 55917015 55050722 1086 1386 1686 1986 CX E 70 CKC80 55917004 55917014 55050723 1210 1510 1810 2110 CX E 90 CKC90 55917005 55917019 55050771 2120 2670 3...

Page 13: ...5020741 676 976 1276 1576 CXE 70 CKC 60 55917014 55020740 1070 1370 1670 1970 CXE 90 CKC 80 55917019 55020723 1310 1610 1910 2210 CXE CKC 20 25 30 35 40 45 50 55 60 65 70 75 80 CXE 40 CKC 20 55917016...

Page 14: ...14 20 55908014 23 WIRING DIAGRAM CXE...

Page 15: ...15 20 55908014 23 CX...

Page 16: ...is a build up of ice on the evaporator coil Cellarators will only heat a room if the electric heater option is fitted Displaying inputs on screen display Press to display the current input There are 6...

Page 17: ...ed 3m oil traps must be formed in the pipe This will help ensure that oil returns to the compressor Typically fit an oil trap every 3m with a trap at the bottom of the riser 2 In calculating equivalen...

Page 18: ...4 Electrics box door 7 Thermostat bulb bracket 15 Digital display option 8 Restrictor assembly extended pipe option Capillary Entry Mains Cable Entry Point Internal Earth Terminal E N L SPARE CU CU OU...

Page 19: ...19 20 55908014 23 CKC OUTDOOR UNIT COMPONENT IDENTIFICATION...

Page 20: ...Suction line temperature C Evaporator superheat K Evaporator air ON OFF C C High pressure gauge barg Liquid line temperature C Condenser sub cooling K Condenser air ON OFF C C Compressor current A Hea...

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