Carrier 38AKS028-044 - Manual (Page 2)

Table 1A — Physical Data — English
UNIT 38AKS 028 034 044
COMPRESSOR Reciprocating Semi-Hermetic
No. ...Type 1...06E9265 1...06E9275 1...06E9299
No. Cyls (ea)...Speed, Rpm (60/50 Hz) 6...1750/1460
Capacity Steps 3
Oil Charge*, Pt 20.0 20.0 19.0
Oil Pressure Switch (psi)
Set Points — Cutout 6 Ϯ 2
Differential — Cut-in 14 Max.
Crankcase Heater (watts) 180
Protection See Note
Capacity Control (Psig) Suction Pressure Unloader(s)
No. 1 Unloader Settings
Load 76 76 76
Unload 58 58 58
No. 2 Unloader Settings
Load 78 78 78
Unload 60 60 60
REFRIGERANT CHARGE, R-22
Approximate lb
30.5 43.5 65
COIL STORAGE
(at 125 F liquid temperature
and 80% full), lb
37.7 56.6 84.4
CONDENSER FANS, Type Propeller Type, Direct Driven
No. ...Diameter, in. 2...30 3...30
Total Airflow, Cfm 15,700 23,700
Speed, Rpm 60/50 Hz 1140/950
CONDENSER COIL, Type Horizontal Plate Fin
Rows...Fins/in. 2...19 3...17 3...17
Total Face Area, sq ft 39.2 39.2 58.4
*See Service, Oil Charge, for Carrier-approved oil.
NOTE: Circuit breaker is in main power circuit.
Table 1B — Physical Data — SI
UNIT 38AKS 028 034 044
COMPRESSOR Reciprocating Semi-Hermetic
No. ...Type 1...06E9265 1...06E9275 1...06E9299
No. Cyls (ea)...Speed, R/s (60/50 Hz) 6...29.2/24.3
Capacity Steps 3
Oil Charge*, L 9.4 9.4 9.0
Oil Pressure Switch (kPa)
Set Points — Cutout 41.4 Ϯ 13.8
Differential — Cut-in 96.5 Max.
Crankcase Heater (watts) 180
Protection See Note
Capacity Control (kPa) Suction Pressure Unloader(s)
No. 1 Unloader Settings
Load 524 524 524
Unload 400 400 400
No. 2 Unloader Settings
Load 538 538 538
Unload 414 414 414
REFRIGERANT CHARGE, R-22
Approximate, kg
13.8 19.7 29.5
COIL STORAGE
(at 52 C liquid temperature
and 80% full), kg
17.1 25.7 38.3
CONDENSER FANS, Type Propeller Type, Direct Driven
No. ...Diameter, mm 2...762 3...762
Total Airflow, L/s 7,400 11,200
Speed, R/s (60/50 Hz) 19.0/15.8 19.0/15.8
CONDENSER COIL, Type Horizontal Plate Fin
Rows...Fins/mm 2...1.34 3...1.49 3...1.49
Total Face Area, sq m 3.64 3.64 5.43
*See Service, Oil Charge, for Carrier-approved oil.
NOTE: Circuit breaker is in main power circuit.
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