Carrier 30GTN - Page 7

7
Physical Data – English (cont)
LEGEND
Cu-Al – Copper Tubing, Aluminium Fins Condenser Coil
Cu-Cu – Copper Tubing, Copper Fins Condenser Coil
OD – Outside Diameter
30GBN,GBR UNIT SIZE 300 350 400
SYSTEM MODULES A B Total A B Total A B Total
APPROX OPERATING WEIGHT (lb)
Cu-Al 14,100 14,100 28,200 14,600 14,600 29,200 15,100 15,100 30,200
Cu-Cu 15,030 15,030 30,060 15,530 15,530 31,060 16,030 16,030 32,060
REFRIGERANT TYPE R-22
Charge (lb)
Ckt A 230 230 - 230 230 - 230 230 -
Ckt B 230 230 - 230 230 - 230 230 -
COMPRESSORS Reciprocating, Semi-Hermetic
Speed (rpm) 1450
06E (Qty) Ckt A (1) 275, (2) 299 (1) 275, (2) 299 - (1) 275, (2) 299 (1) 275, (2) 299 - (1) 275, (3) 299 (1) 275, (3) 299 -
(Qty) Ckt B (1) 275, (2) 299 (1) 275, (2) 299 - (1) 275, (3) 299 (1) 275, (3) 299 - (1) 275, (3) 299 (1) 275, (3) 299 -
Oil Charge (Compressor/pt) 265/19.0, 275/19.0, 299/19.0
No. Capacity Control Steps 66-77-88-
Capacity (%)
Ckt A 50 50 - 57 57 - 50 50 -
Ckt B 50 50 - 43 43 - 50 50 -
Minimum Capacity Step (%) 17 17 - 14 14 - 13 13 -
CONDENSER FANS Propeller, Direct Drive
Fan Speed (rpm) 950 950 - 950 950 - 950 950 -
No. Blades…Dia.(in.) 6…30 6…30 - 6…30 6…30 - 6…30 6…30 -
No. Fans…Hp/kW (each) 12…2.5/1.85 12…2.5/1.85 24…2.5/1.85 12…2.5/1.85 12…2.5/1.85 24…2.5/1.85 12…2.5/1.85 12…2.5/1.85 24…2.5/1.85
Total Airflow (cfm) 120,000 120,000 240,000 120,000 120,000 240,000 120,000 120,000 240,000
CONDENSER COILS 1/2-in. OD Vertical and Horizontal, Plate Fin, Enhanced Copper Tubing
Fins/in. 13.5 13.5 - 13.5 13.5 - 13.5 13.5 -
No. Rows (Ckt A or B) 44-44-44-
Face Area, Ckt A and B Total (sq ft) 121.0 121.0 242.0 121.0 121.0 242.0 121.0 121.0 242.0
Max Working Pressure Refrigerant (psig) 450 450 450 450 450 450
COOLER One…Direct Expansion, Shell and Tube
No. Refrigerant Circuits 224224224
Net Water Volume, includes nozzles (gal.) 60.2 60.2 120.4 60.2 60.2 120.4 60.2 60.2 120.4
Max Working Pressure Refrigerant Side (psig) 235 235 - 235 235 - 235 235 -
Max Working Pressure Fluid Side (psig) 150 150 - 150 150 - 150 150 -
FLUID CONNECTIONS (in.) Flat Face Flange
Inlet and Outlet 66-66-66-
Drain (NPT) 3/4 3/4 - 3/4 3/4 - 3/4 3/4 -