IM 1072-1
Water to Water Source Heat Pumps
Page 5 of 44
Electrical Data
WRA, WHA, WCA 036 – 420
Table 1: Electrical data
Unit Size
Voltage/Hz/Ph
Compressor
Total Unit FLA
Voltage
Min./Max.
Minimum Circuit
Ampacity
Max. Circuit
Breaker
Maximum
Fuse HACR
Breaker
Quantity RLA (each) LRA (each)
036
208-230/60/1
1
16.7
79.0
33.4
197/253
20.9
35
35
208-230/60/3
10.4
73.0
20.8
187/253
13.0
20
20
460/60/3
5.8
38.0
11.6
414/506
7.3
15
15
575/60/3
3.8
36.5
7.6
517/632
4.8
15
15
048
208-230/60/1
1
19.9
109.0
39.8
197/253
24.9
40
40
208-230/60/3
13.6
83.1
27.2
187/253
17.0
30
30
460/60/3
6.1
41.0
12.2
414/506
7.6
15
15
575/60/3
4.2
33.0
8.4
517/632
5.3
15
15
060
208-230/60/1
1
23.1
134.0
46.2
197/253
28.9
50
50
208-230/60/3
16.1
91.0
32.2
187/253
20.1
35
35
460/60/3
7.1
46.0
14.2
414/506
8.9
15
15
575/60/3
5.6
37.0
11.2
517/632
7.0
15
15
072
208-230/60/1
1
30.2
158.0
60.4
197/253
37.8
60
60
208-230/60/3
20.6
155.0
41.2
187/253
25.8
45
45
460/60/3
9.7
75.0
19.4
414/506
12.1
20
20
575/60/3
7.7
54.0
15.4
517/632
9.6
15
15
120
208-230/60/1
2
23.1
134.0
46.2
197/253
52.0
70
70
208-230/60/3
16.1
91.0
32.2
187/253
36.2
50
50
460/60/3
7.1
46.0
14.2
414/506
16.0
20
20
575/60/3
5.6
37.0
11.2
517/632
12.6
15
15
150
208-230/60/3
2
20.6
155.0
41.2
187/253
46.4
60
60
460/60/3
9.7
75.0
19.4
414/506
21.8
30
30
575/60/3
7.7
54.0
15.4
517/632
17.3
25
25
180
208-230/60/3
2
25.0
164.0
50.0
187/253
56.3
80
80
460/60/3
12.2
100.0
24.4
414/506
27.5
35
35
575/60/3
9.0
78.0
18.0
517/632
20.3
25
25
240
208-230/60/3
2
30.2
225.0
60.4
187/253
68.0
90
90
460/60/3
16.7
114.0
33.4
414/506
37.6
50
50
575/60/3
12.2
80.0
24.4
517/632
27.5
35
35
300
208-230/60/3
2
33.4
239.0
66.8
187/253
75.2
100
100
460/60/3
18.0
125.0
36.0
414/506
40.5
50
50
575/60/3
12.9
80.0
25.8
517/632
29.0
40
40
360
208-230/60/3
2
51.3
300.0
102.6
187/253
115.4
150
150
460/60/3
23.1
150.0
46.2
414/506
52.0
70
70
575/60/3
19.9
109.0
39.8
517/632
44.8
60
60
420
208-230/60/3
2
55.8
340.0
111.6
187/253
125.6
175
175
460/60/3
27.0
173.0
54.0
414/506
60.8
80
80
575/60/3
23.8
132.0
47.6
517/632
53.6
70
70
Legend:
FLA
= Full Load Amps
HACR
= Heating, Air Conditioning and Refrigeration Breaker
LRA
= Lock Rotor Amps
RLA
= Rated Load Amps