2
Table 1A — Physical Data — 60 Hz
*See Oil Charge section for Carrier-approved oil.
Table 1B — Physical Data — 50 Hz
*See Oil Charge section for Carrier-approved oil.
UNIT 30GTN
015
020
025
030
035
COMPRESSOR
Reciprocating, Semi-Hermetic
No. ...Type
1...06DG537
1...06E2250
1...06E7265
1...06E7275
1...06E7299
No. Cyls (ea)...Speed, Rpm (r/s)
6...1750 (29)
4...1750 (29)
6...1750 (29)
6...1750 (29)
6...1750 (29)
Capacity Steps
3
2
3
3
3
Oil Charge*, Pt (L)
8 (3.8)
17 (8.0)
21 (9.9)
21 (9.9)
19 (9.0)
REFRIGERANT CHG, R-22
Total/Over Clear Glass, lb (kg)
25.0 (11.3)/5.0 (2.3)
31.0 (14.1)/7.0 (3.2)
40.0 (18.1)/12.0 (5.4)
47.0 (21.3)/14.0 (6.4)
57.0 (25.9)/8.0 (3.6)
CONDENSER FANS, Type
Propeller Type, Direct Drive
No. ...Diameter, in. (mm)
2...30 (762)
2...30 (762)
3...30 (762)
Total Airflow, Cfm (L/s)
10,600 (5000)
15,700 (7400)
23,700 (11 200)
Speed, Rpm (r/s)
1140 (19)
1140 (19)
1140 (19)
CONDENSER COIL, Type
Horizontal Plate Fin
Rows...Fins/in. (Fin Spacing mm)
2...19 (1.34)
3...17 (1.49)
2...19 (1.34)
3...17 (1.49)
3...17 (1.49)
Total Face Area, sq ft (m
2
)
23.5 (2.18)
23.5 (2.18)
39.2 (3.64)
39.2 (3.64)
58.4 (5.43)
COOLER
Shell and Tube, Direct Expansion
Net Water Volume, gal. (L)
6.8 (25.7)
9.9 (37.5)
12.8 (48.4)
Maximum Design Working Pressure
psig (kPa)
Refrigerant Side — 235 (1620)
Water Side — 150 (1034)
WATER CONNECTIONS, in.
Inlet and Outlet
2 FPT
2
1
/
2
FPT
Drain
3
/
4
MPT
3
/
4
MPT
UNIT 30GTN
015
020
025
030
COMPRESSOR
Reciprocating, Semi-Hermetic
No. ...Type
1...06E2250
1...06E7265
1...06E7275
1...06E7299
No. Cyls (ea)...Speed, Rpm (r/s)
4...1450 (24.2)
6...1450 (24.2)
6...1450 (24.2)
6...1450 (24.2)
Capacity Steps
2
3
3
3
Oil Charge*, Pt (L)
17 (8.0)
21 (9.9)
21 (9.9)
19 (9.0)
REFRIGERANT CHG, R-22
Total/Over Clear Glass, lb (kg)
26.0 (11.8)/6.0 (2.7)
35.0 (15.9)/8.0 (3.6)
42.0 (19.0)/12.0 (5.4)
49.0 (22.2)/14.0 (6.4)
CONDENSER FANS, Type
Propeller Type, Direct Drive
No. ...Diameter, in. (mm)
2...30 (762)
2...30 (762)
Total Airflow, Cfm (L/s)
10,600 (5000)
15,700 (7400)
Speed, Rpm (r/s)
950 (15.8)
950 (15.8)
CONDENSER COIL, Type
Horizontal, Plate Fin
Rows...Fins/in. (Fin Spacing mm)
2...19 (1.34)
3...17 (1.49)
2...19 (1.34)
3...17 (1.49)
Total Face Area, sq ft (m
2
)
23.5 (2.18)
23.5 (2.18)
39.2 (3.64)
39.2 (3.64)
COOLER
Shell and Tube, Direct Expansion
Net Water Volume, gal. (L)
6.8 (25.7)
9.9 (37.5)
Maximum Design Working Pressure
psig (kPa)
Refrigerant Side — 235 (1620)
Water Side — 150 (1034)
WATER CONNECTIONS, in.
Inlet and Outlet
2 FPT
Drain
3
/
4
MPT
→
→
1201