5
Table 1A — 30MPA,MPW015-045 Units Physical Data — English
* 30MPA units (condenserless) are shipped with nitrogen holding
charge. Approximate cooler operating charge is shown.
† With optional hot gas
b
ypass.
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.
UNIT 30MPA,MPW
015
020
030
040
045
NOMINAL TONS
15
20
30
40
45
OPERATING WT (lb)
MPA
626
635
721
912
934
MPW
6
8
0
704
8
60
1097
1190
REFRIGERANT (lb)
R-410A
MPA*
8
.2
10.7
12.5
14.7
15.1
MPW
11.
8
15.3
21.0
27.3
34.5
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 (%)
1
8
25
34
21
22
Capacity Control — Optional Digital Compressor
No. of Steps
—
22
22
33
33
Minimum Step Capacity (%)
—
15
15
10
10
EVAPORATOR
Weight (lb, empty)
27.5
40.3
91.
8
122.3
12
8
.3
Net Fluid Volume (gal.)
0.
8
1.2
2.4
3.2
3.4
Maximum Refrigerant Pressure (psig)
505
505
565
565
565
Maximum Fluid-Side Pressure (psig)
300
300
300
300
300
Water Connections (in.)
Inlet and Outlet (Victaulic IPS)
2
2
2
1
/
2
2
1
/
2
2
1
/
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
1
88
.3
Net Fluid Volume (gal.)
1.2
1.6
2.9
4.1
5.9
Maximum Refrigerant Pressure (psig)
505
505
565
565
565
Maximum Fluid-Side Pressure (psig)
300
300
300
300
300
Water Connections (in.)
Inlet and Outlet (Victaulic IPS)
1
1
/
2
1
1
/
2
2
2
2
CONDENSER REFRIGERANT CONNECTIONS (30MPA Only)
Liquid Line (ODS) (in.)
1
/
2
1
/
2
5
/
8
5
/
8
5
/
8
Discharge Line (ODS) (in.)
1
3
/
8
1
3
/
8
1
3
/
8
1
5
/
8
1
5
/
8
CHASSIS DIMENSIONS (in.)
Length
55
55
55
55
55
Width
32
32
32
32
32
Height
62.5
62.5
62.5
62.5
62.5
MINIMUM SYSTEM FLUID VOLUME (gal. per Ton)
Normal Air Conditioning
Standard
6
6
6
3
3
Optional Hot Gas Bypass
4
4
4
3
3
Optional Digital Compressor
—
3
3
3
3
Low Outdoor Ambient Cooling Operation (30MPA Units)
Standard
10
10
10
6
6
Optional Hot Gas Bypass
10
10
10
6
6
Optional Digital Compressor
—
6
6
6
6
CAPACITY STEPS
Step 1
100%
100%
100%
100%
100%
Step 2
50%
50%
50%
67%
67%
Step 3
1
8
%†
25%†
34%†
33%
33%
Step 4
—
—
—
21%†
22%†
MINIMUM FLOW RATES (gpm)
Evaporator
22
2
8
43
55
64
Condenser
22
2
8
43
55
64
MAXIMUM FLOW RATES (gpm)
Evaporator
74
97
14
8
1
88
220
Condenser
74
97
14
8
1
88
220
