Table 1A — Physical Data (English)
UNIT 538J | 018 |
| 024 |
| 030 |
|
| 036 |
|
| 048 |
| 060 |
NOMINAL CAPACITY (Btuh) | 18,000 |
| 24,000 |
| 30,000 |
|
| 36,000 |
|
| 48,000 |
| 60,000 |
UNIT OPERATING WEIGHT (lb) | 130 |
| 136 |
| 161 |
|
| 185 |
|
| 222 |
| 249 |
COMPRESSOR |
|
|
|
| Hermetic |
|
|
| |||||
Type | Copeland |
| Copeland |
| Copeland |
|
| Copeland |
|
| Copeland |
| Copeland |
|
|
|
|
| |||||||||
Model | Scroll |
| Scroll |
| Scroll |
|
| Scroll |
|
| Scroll |
| Scroll |
|
|
|
|
| |||||||||
Oil (oz) Initial/Recharge | 25/21 |
| 25/21 |
| 38/34 |
|
| 42/38 |
|
| 42/38 |
| 56/52 |
OUTDOOR FAN |
|
| Propeller Type, Direct Drive, Horizontal |
|
|
| |||||||
Rpm | 850 |
| 850 |
| 850 |
|
| 850 |
|
| 850 |
| 850 |
|
|
|
|
| |||||||||
Diameter (in.)...No. of Blades | 18...3 |
| 18...3 |
| 18...3 |
|
| 18...3 |
|
| 24...3 |
| 24...3 |
Fan Pitch (Deg) | 25 |
| 27 |
| 27 |
|
| 31 |
|
| 24 |
| 24 |
Motor Hp | 1/8 |
| 1/8 |
| 1/8 |
|
| 1/8 |
|
| 1/4 |
| 1/4 |
Nominal Airflow (Cfm) | 1720 |
| 1720 |
| 1720 |
|
| 1720 |
|
| 3900 |
| 3900 |
OUTDOOR COIL |
|
|
|
| Copper Tube, Aluminum Plate Fin |
|
|
| |||||
Face Area (sq ft)...No. of Rows | 6.1...1 |
| 6.1...1.5 |
| 6.1...2 |
|
| 6.1...2 |
|
| 12.3...1.5 |
| 12.3...1.75 |
|
|
|
|
| |||||||||
Fins per in. | 20 |
| 20 |
| 20 |
|
| 20 |
|
| 20 |
| 20 |
CONTROLS PRESSURESTAT SETTINGS |
|
|
|
|
|
|
|
|
|
|
|
|
|
Low Pressure |
|
|
|
|
|
|
|
|
|
|
|
|
|
Cutout (psig) |
|
|
|
|
| 7 ± 3 |
|
|
|
|
| ||
|
|
|
|
| 22 ± 5 |
|
|
|
|
| |||
Fusible Plug |
|
|
|
|
| 210 F |
|
|
| ||||
NOTE: Line sizes are for runs up to 25 feet.
Table 1B — Physical Data (SI)
UNIT 538J | 018 |
| 024 |
| 030 |
|
| 036 |
|
| 048 |
| 060 |
NOMINAL CAPACITY (kW) | 5.3 |
| 7.0 |
| 8.8 |
|
| 10.5 |
|
| 14.1 |
| 17.6 |
UNIT OPERATING WEIGHT (kg) | 58.9 |
| 61.6 |
| 73.0 |
|
| 83.9 |
|
| 100.6 |
| 112.9 |
COMPRESSOR |
|
|
|
| Hermetic |
|
|
| |||||
Type | Copeland |
| Copeland |
| Copeland |
|
| Copeland |
|
| Copeland |
| Copeland |
|
|
|
|
| |||||||||
Model | Scroll |
| Scroll |
| Scroll |
|
| Scroll |
|
| Scroll |
| Scroll |
|
|
|
|
| |||||||||
Oil (L) Initial/Recharge | .74/.62 |
| .74/.62 |
| 1.13/1.00 |
|
| 1.25/1.13 |
|
| 1.25/1.13 |
| 1.66/1.54 |
OUTDOOR FAN |
|
| Propeller Type, Direct Drive, Horizontal |
|
|
| |||||||
R/s | 14.2 |
| 14.2 |
| 14.2 |
|
| 14.2 |
|
| 14.2 |
| 14.2 |
|
|
|
|
| |||||||||
Diameter (mm)...No. of Blades | 457...3 |
| 457...3 |
| 457...3 |
|
| 457...3 |
|
| 610...3 |
| 610...3 |
Fan Pitch (Deg) | 25 |
| 27 |
| 27 |
|
| 31 |
|
| 24 |
| 24 |
Motor kW | .13 |
| .09 |
| .09 |
|
| .09 |
|
| .19 |
| .19 |
Nominal Airflow (L/s) | 812 |
| 812 |
| 812 |
|
| 812 |
|
| 1840 |
| 1840 |
OUTDOOR COIL |
|
|
|
| Copper Tube, Aluminum Plate Fin |
|
|
| |||||
Face Area (m2)...No. of Rows | .57...1 |
| .57...1.5 |
| .57...2 |
|
| .57...2 |
|
| 1.14...1.5 |
| 1.14...1.75 |
|
|
|
|
| |||||||||
Fins per mm | .8 |
| .8 |
| .8 |
|
| .8 |
|
| .8 |
| .8 |
CONTROLS PRESSURESTAT SETTINGS |
|
|
|
|
|
|
|
|
|
|
|
|
|
Low Pressure |
|
|
|
|
|
|
|
|
|
|
|
|
|
Cutout (kPa) |
|
|
|
|
| 48 ± 21 |
|
|
|
|
| ||
|
|
| 152 ± 34 |
|
|
|
|
| |||||
Fusible Plug |
|
|
|
|
| 99 C |
|
|
| ||||
NOTE: Line sizes are for runs up to 7.6 m.
