Technical data

5
Table 3 Air-cooled data—50Hz
PS021A PS028A PS038A PS047A PS059A
1.5 Tons 2 Tons 3 Tons 4 Tons 5 Tons
Circulating Fluid—Water
Coolant Flow Rate
- GPM (L/M) 2.5 (9.6) 3.7 (13.8) 5.1 (19.2) 7.9 (30.0) 8.3 (31.2)
Pressure Drop
- PSI (kPa) 6.1 (42.1) 12.3 (84.6) 4.9 (33.5) 8.1 (55.6) 10.2 (70.2)
Net Cooling Capacity—BTUH (kW)
45°F (7.2°C) LWT 12500 (3.7) 18300 (5.4) 25400 (7.4) 39800 (11.7) 41400 (12.1)
50°F (10.0°C) LWT 14000 (4.1) 20900 (6.1) 28100 (8.2) 43300 (12.7) 46700 (13.7)
55°F (12.8°C) LWT 15400 (4.5) 23400 (6.9) 30900 (9.0) 47000 (13.8) 51900 (15.2)
60°F (15.6°C) LWT 16700 (4.9) 26000 (7.6) 33900 (9.9) 51300 (15.0) 56700 (16.6)
Stainless Steel Pump
- Hp (kW) 1.0 (.75) 1.0 (.75) 1.0 (.75) 1.5 (1.1) 1.5 (1.1)
Total Head Pressure - PSI (kPa) 39.9 (275.1) 39.4 (271.7) 39.0 (268.9) 39.9 (275.1) 39.6 (273.0)
Water Connection Size
-In (mm) 3/4 (19) 3/4 (19) 1 (25) 1 (25) 1 (25)
Fluid Volume
- Gal. (Liter) 7.1 (26.9) 7.2 (27.3) 9.8 (37.1) 9.9 (37.5) 10.0 (37.9)
Circulating Fluid—40% Ethylene Glycol
Coolant Flow Rate
- GPM (L/M) 2.5 (9.6) 3.7 (13.8) 5.1 (19.2) 7.9 (30.0) 8.3 (31.2)
Pressure Drop
- PSI (kPa) 8.7 (60.1) 17.2 (118.4) 6.7 (46.3) 11.1 (76.2) 14.0 (96.2)
Net Cooling Capacity—BTUH (kW)
45°F (7.2°C) LWT 11500 (3.4) 18100 (5.3) 23000 (6.7) 36600 (10.7) 38000 (11.1)
50°F (10.0°C) LWT 13000 (3.8) 20100 (5.9) 25500 (7.5) 40300 (11.8) 41800 (12.2)
55°F (12.8°C) LWT 14500 (4.2) 23400 (6.9) 28100 (8.2) 44000 (12.9) 45700 (13.4)
60°F (15.6°C) LWT 15900 (4.7) 26100 (7.6) 30900 (9.0) 50400 (14.8) 52100 (15.3)
Stainless Steel Pump
- Hp (kW) 1.0 (0.75) 1.0 (0.75) 1.0 (0.75) 1.5 (1.1) 1.5 (1.1)
Total Head Pressure - PSI (kPa) 39.9 (275.1) 39.4 (271.7) 39.0 (268.9) 39.9 (275.1) 39.6 (273.0)
Water Connection Size 3/4 (19) 3/4 (19) 1 (25) 1 (25) 1 (25)
Fluid Volume
- Gal. (Liter) 7.1 (26.9) 7.2 (27.3) 9.8 (37.1) 9.9 (37.5) 10.0 (37.9)
Circulating Fluid—40% Propylene Glycol
Coolant Flow Rate
- GPM (L/M) 2.5 (9.6) 3.7 (13.8) 5.1 (19.2) 7.9 (30.0) 8.3 (31.2)
Pressure Drop
- PSI (kPa) 10.8 (74.4) 21.0 (144.7) 8.1 (55.9) 13.2 (91.2) 16.6 (114.8)
Net Cooling Capacity—BTUH (kW)
45°F (7.2°C) LWT 10800 (3.2) 17300 (5.1) 21700 (6.4) 34700 (10.2) 36200 (10.6)
50°F (10.0°C) LWT 12300 (3.6) 19400 (5.7) 24200 (7.1) 38300 (11.2) 40100 (11.7)
55°F (12.8°C) LWT 13900 (4.1) 21500 (6.3) 26800 (7.8) 42000 (12.3) 44100 (12.9)
60°F (15.6°C) LWT 15400 (4.5) 23900 (7.0) 26600 (8.7) 46100 (13.5) 48200 (14.1)
Stainless Steel Pump
- Hp (kW) 1.0 (0.75) 1.0 (0.75) 1.0 (0.75) 1.5 (1.1) 1.5 (1.1)
Total Head Pressure - PSI (kPa) 39.9 (275.1) 39.4 (271.7) 39.0 (268.9) 39.9 (275.1) 39.6 (273.0)
Water Connection Size 3/4 (19) 3/4 (19) 1 (25) 1 (25) 1 (25)
Fluid Volume
- Gal. (Liter) 7.1 (26.9) 7.2 (27.3) 9.8 (37.1) 9.9 (37.5) 10.0 (37.9)