Table 1B — Physical Data (SI, 60 Hz)
UNIT 38AKS 013 014 016 024
OPERATING WEIGHT (kg)
With Aluminum-Fin Coil 332 353 358 408
With Copper-Fin Coil 374 417 421 472
REFRIGERANT* R-22
Shipping Charge (kg) 0.95 1.40 1.40 1.40
Operating Charge, Typical (kg)† 10.0 10.4 10.4 12.7
COMPRESSOR Reciprocating, Semi-Hermetic
Model 06DD824 06DD328 06DD537 06EA250
No. Cylinders 6664
Speed (r/s) 29.2
Capacity Steps
Accessory 33**,66,100 33**,66,100 33**,66,100 —
Standard 66,100 66,100 66,100 50,100
Crankcase Heater Watts 125
Unloader Setting (kPa)
Load 483 ± 6.9
Unload 414 ± 13.8
OIL CHARGE (L) 4.73 4.73 4.73 7.33
CONDENSER FANS Axial Flow, Direct Drive
Quantity...Diameter (mm) 2...660
Nominal kW 0.37
Nominal Airflow (L/s, total) 5566
Speed (r/s) 17.9
Watts (total) 1460
CONDENSER COIL Copper Tubes, Aluminum Fins
Rows...Fins/m 2...590 3...590 3...590 3...590
Total Face Area (sq m) 2.71 2.71 2.71 2.71
Storage Capacity (kg)†† 12.3 18.3 18.1 18.1
CONTROLS
Pressurestat (kPa)
High Pressure
Cutout 2724 ± 69
Cut-in 2034 ± 138
Low Pressure
Cutout 186 ± 28
Cut-in 462 + 48
FAN CYCLING CONTROLS
No 2 Fan:
Close (kPa) 1758 ± 69
Open (kPa) 1103±69
PRESSURE RELIEF Fusible Plug
Location Compressor Compressor Compressor Liquid Line
Temperature (C) 93.3 93.3 93.3 98.9
PIPING CONNECTIONS (in. ODM)
Suction 1
1
⁄
8
1
3
⁄
8
1
3
⁄
8
1
5
⁄
8
Liquid
5
⁄
8
Hot Gas Stub
3
⁄
8
*Unit is factory supplied with holding charge only.
†With 7.6 m of interconnecting piping. Operating charge is approximate for maximum system capacity.
**Indicates capacity step (%) with electric unloader accessory.
††Storage capacity is measured at liquid saturated temperatures of 51.7 C for 38AKS013, 50.6 C for
38AKS014, and 54.4 C for 38AKS016 and 024.
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