Table 1A — 30MPA
UNIT 30MPA,MPW | 015 |
| 020 |
| 030 |
| 040 |
| 045 |
NOMINAL TONS | 15 |
| 20 |
| 30 |
| 40 |
| 45 |
OPERATING WT (lb) |
|
|
|
|
|
|
|
|
|
MPA | 626 |
| 635 |
| 722 |
| 913 |
| 934 |
MPW | 680 |
| 704 |
| 862 |
| 1099 |
| 1190 |
REFRIGERANT (lb) |
|
|
|
|
|
|
|
| |
MPA | — |
| — |
| — |
| — |
| — |
|
|
|
| ||||||
MPW | 11.6 |
| 15.2 |
| 23.1 |
| 29.4 |
| 34.4 |
COMPRESSOR |
|
|
|
| Scroll, Hermetic |
|
|
|
|
Quantity | 2 |
| 2 |
| 2 |
| 3 |
| 3 |
|
|
|
| ||||||
Speed (rpm) | 3500 |
| 3500 |
| 3500 |
| 3500 |
| 3500 |
Compressor Nominal Tons | 7.5 |
| 10 |
| 15 |
| 13 |
| 15 |
Oil Charge (pt) | 10.6 |
| 13.8 |
| 13.8 |
| 20.6 |
| 20.6 |
Capacity Control — Standard |
|
|
|
|
|
|
|
|
|
No. of Steps | 2 |
| 2 |
| 2 |
| 3 |
| 3 |
Minimum Step Capacity (%) | 50 |
| 50 |
| 50 |
| 33 |
| 33 |
Capacity Control — Optional Hot Gas Bypass |
|
|
|
|
|
|
|
|
|
No. of Steps | 3 |
| 3 |
| 3 |
| 4 |
| 4 |
Minimum Step Capacity (%) | 18 |
| 25 |
| 34 |
| 21 |
| 22 |
EVAPORATOR |
|
|
|
|
|
|
|
|
|
Weight (lb, empty) | 27.5 |
| 40.3 |
| 91.8 |
| 122.3 |
| 128.3 |
Net Fluid Volume (gal.) | 0.8 |
| 1.2 |
| 2.4 |
| 3.2 |
| 3.4 |
Maximum Refrigerant Pressure (psig) | 650 |
| 650 |
| 650 |
| 650 |
| 650 |
Maximum | 300 |
| 300 |
| 300 |
| 300 |
| 300 |
Water Connections (in.) |
|
|
|
| 21/2 |
| 2 1/2 |
| 21/2 |
Inlet and Outlet (Victualic) | 2 |
| 2 |
|
|
| |||
Drain (NPT) | 1/2 |
| 1/2 |
| 1/2 |
| 1/2 |
| 1/2 |
CONDENSER (30MPW Only) |
|
|
|
|
|
|
|
|
|
Weight (lb, empty) | 34.9 |
| 43.6 |
| 104.6 |
| 136.7 |
| 188.3 |
Net Fluid Volume (gal.) | 1.2 |
| 1.6 |
| 2.9 |
| 4.1 |
| 5.9 |
Maximum Refrigerant Pressure (psig) | 650 |
| 650 |
| 650 |
| 650 |
| 650 |
Maximum | 300 |
| 300 |
| 300 |
| 300 |
| 300 |
Water Connections (in.) |
|
|
|
| 21/2 |
| 2 1/2 |
| 21/2 |
Inlet and Outlet (Victualic) | 2 |
| 2 |
|
|
| |||
CHASSIS DIMENSIONS (in.) |
|
|
|
|
|
|
|
|
|
Length | 55 |
| 55 |
| 55 |
| 55 |
| 55 |
Width | 32 |
| 32 |
| 32 |
| 32 |
| 32 |
Height | 63 |
| 63 |
| 63 |
| 63 |
| 63 |
MINIMUM SYSTEM FLUID VOLUME (gal. per Ton) |
|
|
|
|
|
|
|
|
|
Normal Air Conditioning |
|
|
|
|
|
|
|
|
|
Standard | 6 |
| 6 |
| 6 |
| 4 |
| 4 |
Optional Hot Gas Bypass | 4 |
| 4 |
| 4 |
| 3 |
| 3 |
Low Outdoor Ambient Cooling Operation (30MPA Units) |
|
|
|
|
|
|
|
|
|
Standard | 10 |
| 10 |
| 10 |
| 8 |
| 8 |
Optional Hot Gas Bypass | 7 |
| 7 |
| 7 |
| 6 |
| 6 |
CAPACITY STEPS |
|
|
|
|
|
|
|
|
|
Step 1 | 100% |
| 100% |
| 100% |
| 100% |
| 100% |
Step 2 | 50% |
| 50% |
| 50% |
| 67% |
| 67% |
Step 3 | 18%* |
| 25%* |
| 34%* |
| 33% |
| 33% |
Step 4 | — |
| — |
| — |
| 21%* |
| 22%* |
MINIMUM FLOW RATES (gpm) |
|
|
|
|
|
|
|
|
|
Evaporator | 22 |
| 28 |
| 43 |
| 55 |
| 64 |
Condenser | 22 |
| 28 |
| 43 |
| 55 |
| 64 |
MAXIMUM FLOW RATES (gpm) |
|
|
|
|
|
|
|
|
|
Evaporator | 74 |
| 97 |
| 148 |
| 188 |
| 220 |
Condenser | 74 |
| 97 |
| 148 |
| 188 |
| 220 |
* With optional hot gas bypass.
NOTES:
1.Operating weight includes refrigerant operating charge and weight of fluid in the heat exchangers.
2.30MPW units are shipped with full operating charge.
5
