Carrier HXC076-186 - Manuals

IMPORTANT: Some of the unit skids are larger thanstandard door openings. Be sure that the path to theunit’s final destination is wide enough to accommo-date unit shipping skid. Remove the skid if necessary.If skid is removed and rollers are used, attach rollersto unit tube sheets while moving unit. ...

30HXA REFRIGERANT PIPING (See Fig. 7) — Takecare when running the refrigerant piping from the 30HXAunit to the remote condenser(s) to avoid excessive pres-sure drops. The pressure drop using R-134a refrigerant isdifferent than when using R-22 refrigerant. See Tables 2 and3 for an example for a 2 F (...

To install condenser piping: 1. Remove bolts on weld flanges, and remove flanges from condenser water heads. Remove the weld flanges before welding piping tothe flanges. Refer to Fig. 1 and 2 for weld flangelocations. Failure to remove the flanges may dam-age the sensors and insulation. 2. To keep d...

Table 4A — Unit Electrical Data, 30HXC Units* UNIT 30HXC VOLTAGE POWER CIRCUIT CONTROL CIRCUIT ICF Nameplate (3 Ph) Supplied Min Max MCA MOCP Recommended Fuse Size Voltage (Single Ph) Min Max MCA MOCP WD XL 076 208/230-60 187 253 123/123 200/200 175/150 115-60 104 127 15 15 307 † 460-60 414 506 100 ...

Table 4B — Unit Electrical Data, 30HXA Units* UNIT 30HXA VOLTAGE POWER CIRCUIT CONTROL CIRCUIT ICF Nameplate (3 Ph) Supplied Min Max MCA MOCP Recommended Fuse Size Voltage (Single Ph) Min Max MCA MOCP WD XL 076 208/230-60 187 253 180/180 300/300 225/225 115-60 104 127 15 15 451 † 460-60 414 506 146 ...

Table 5A — Compressor Electrical Data, 30HXC Units UNIT SIZE 30HXC NAMEPLATE V-Hz (3 Phase) COMPRESSOR NUMBERS A1 B1 RLA LRA RLA LRA 076 208/230-60 * * * * 460-60 44.3 330 44.3 330 575-60 35.4 264 35.4 264 380-60 53.7 365 53.7 365 230-50 * * * * 346-50 * * * * 380/415-50 55.8 344 55.8 344 076-WD 208...

Table 5B — Compressor Electrical Data, 30HXA Units UNIT SIZE 30HXA NAMEPLATE V-Hz (3 Phase) COMPRESSOR NUMBERS A1 B1 RLA LRA RLA LRA 076 208/230-60 * * * * 460-60 64.9 485 64.9 485 575-60 51.9 388 51.9 388 380-60 78.7 536 78.7 536 230-50 * * * * 346-50 * * * * 380/415-50 81.5 605 81.5 605 076-WD 208...

Table 5B — Compressor Electrical Data, 30HXA Units (cont) UNIT SIZE 30HXA NAMEPLATE V-Hz (3 Phase) COMPRESSOR NUMBERS A1 B1 RLA LRA RLA LRA 186 208/230-60 * * * * 460-60 157.9 1175 157.9 1175 575-60 126.2 940 126.2 940 380-60 191.2 1299 191.2 1299 230-50 * * * * 346-50 * * * * 380/415-50 201.2 1265 ...

LEGEND ALM — Alarm CCN — Carrier Comfort Network COMM — Communications CWFS — Chilled Water (Fluid) Flow Switch CWP — Chilled Water (Fluid) Pump CWPI — Chilled Water (Fluid) Pump Interlock EQUIP — Equipment GND, GRD — GroundNEC — National Electrical Code (U.S.A.) TB — Terminal Block Field Power Wiri...

30HXC UNITS — The 30HXC units are shipped from thefactory with a full charge of R-134a. Unit should not needto be charged at installation unless a leak was detected inStep 6 — Leak Test Unit section on page 26. If dehydrationand recharging is necessary, use industry standard practicesor refer to Car...

PACKAGED SERVICE TRAINING Our packaged service training programs provide an excellent way to increase your knowledge of theequipment discussed in this manual. Product programs cover: • Unit Familiarization • Maintenance • Installation Overview • Operating Sequence A large selection of product, theor...