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Table ED-3 — Unit Wiring With Electric Heat (Single Point Connection) — 460 Volts Three Phase
To Use
Heater
Tons
With
Model No.
BAYHTRR406A
3
WSC036A4
BAYHTRR412A
BAYHTRR418A
BAYHTRR406A
4
WSC048A4
BAYHTRR412A
BAYHTRR418A
BAYHTRR406A
BAYHTRR412A
5
WSC060A4
BAYHTRR418A
BAYHTRR423A
BAYHTRS409A
BAYHTRS418A
6
WSC072A4
BAYHTRS427A
BAYHTRS436A
BAYHTRS409A
BAYHTRS418A
7½
WSC090A4
BAYHTRS427A
BAYHTRS436A
BAYHTRT418A
BAYHTRT427A
10
WSC120A4
BAYHTRT436A
BAYHTRT454A
BAYHTRRW06A
3
WSC036AW
BAYHTRRW12A
BAYHTRRW18A
BAYHTRRW06A
4
WSC048AW
BAYHTRRW12A
BAYHTRRW18A
BAYHTRRW06A
BAYHTRRW12A
5
WSC060AW
BAYHTRRW18A
BAYHTRRW23A
BAYHTRSW09A
BAYHTRSW18A
6
WSC072AW
BAYHTRSW27A
BAYHTRSW36A
BAYHTRSW09A
BAYHTRSW18A
7½
WSC090AW
BAYHTRSW27A
BAYHTRSW36A
BAYHTRTW18A
BAYHTRTW27A
10
WSC120AW
BAYHTRTW36A
BAYHTRTW54A
Notes:
1. Heater kw ratings are at 208/240 for 208/230V unit
2. HACR type circuit breaker per NEC.
40
Electrical
Data
Heater
Control
KW Rating
1
Stages
MCA
460 Volts Three Phase
6.0
1
18.9
12.0
2
27.9
17 .4
2
36.0
6.0
1
21.0
12.0
2
30.1
17 .4
2
38.3
6.0
1
25.6
12.0
2
34.6
17 .4
2
42.7
23.0
2
51.2
9.0
1
30.1
18.0
1
43.8
27.0
2
57.3
36.0
2
70.8
9.0
1
35.4
18.0
1
49.0
27.0
2
62.5
36.0
2
76.0
18.0
1
53.5
27.0
2
67.0
36.0
2
80.5
54.0
2
91.4
575 Volts Three Phase
6.0
1
15.6
12.0
2
22.7
17 .4
2
29.2
6.0
1
17 .4
12.0
2
24.5
17 .4
2
31.0
6.0
1
20.3
12.0
2
27.5
17 .4
2
34.0
23.0
2
40.7
9.0
1
23.3
18.0
1
34.1
27.0
2
45.0
36.0
2
55.7
9.0
1
27.7
18.0
1
38.5
27.0
2
49.3
36.0
2
60.1
18.0
1
42.6
27.0
2
53.5
36.0
2
64.2
54.0
2
73.0
Standard Indoor Motor
Max Fuse Size or
Max Circuit Breaker
2
20
30
40
25
35
40
30
40
45
60
35
45
60
80
45
50
70
80
60
70
90
100
20
25
30
20
25
35
25
30
35
45
25
35
45
60
35
45
50
70
45
60
70
80
Oversize Indoor Motor
Max Fuse Size or
MCA
Max Circuit Breaker
2
20.1
25
29.1
30
37.2
40
22.7
25
31.7
35
39.9
40
25.9
30
34.9
40
43.0
45
51.5
60
30.7
35
44.4
45
57.9
60
71.4
80
37.5
45
51.1
60
64.6
70
78.1
80
57.0
60
70.5
70
84.0
90
94.9
100
16.2
20
23.3
25
29.8
30
18.2
20
25.3
30
31.8
35
20.9
25
28.1
30
34.6
35
41.3
45
24.1
25
34.9
35
45.8
50
56.5
60
29.7
35
40.5
45
51.3
60
62.1
70
45.4
45
56.4
60
67.1
70
75.9
80
PKGP-PRC003-EN
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