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Data
Table ED-4— Unit Wiring With Electric Heat (Single Point Connection) — Optional Belt Drive Indoor Motor
Optional Belt Drive Indoor Motor
To Use Heater Heater Control Max Fuse Size or
Tons With Model No. KW Rating
1
Stages MCA Max Circuit Breaker
2
208/230 Volts Three Phase
BAYHTRR306A 4.5/6.0 1 37.4/39.8 45/45
3 WSC036A3 BAYHTRR312A 9.0/12.0 2 53.0/57.9 60/60
BAYHTRR318A 13.1/17.4 2 67.1/74.1 70/80
BAYHTRR306A 4.5/6.0 1 41.4/43.8 50/50
WSC048A3 BAYHTRR312A 9.0/12.0 2 57.0/61.9 60/70
4
BAYHTRR318A 13.1/17.4 2 71.1/78.1 80/80
BAYHTR306A 4.5/6.0 1 47.0/49.4 60/60
WSC060A3 BAYHTRR312A 9.0/12.0 2 62.6/67.5 70/70
5
BAYHTRR318A 13.1/17.4 2 76.8/83.8 80/90
BAYHTRR323A 17.3/23.0 2 91.4/100.5 100/110
460 Volts Three Phase
BAYHTRR406A 6.0 1 20.3 25
3 WSC036A4 BAYHTRR412A 12.0 2 29.3 30
BAYHTRR418A 17.4 2 37.4 40
BAYHTRR406A 6.0 1 21.9 25
4 WSC048A4 BAYHTRR412A 12.0 2 30.9 35
BAYHTRR418A 17.4 2 39.1 40
BAYHTRR406A 6.0 1 25.2 30
5 WSC060A4 BAYHTRR412A 12.0 2 34.2 40
BAYHTRR418A 17.4 2 42.3 45
BAYHTRR423A 23.0 2 50.8 60
575 Volts Three Phase
BAYHTRRW06A 6.0 1 16.2 20
WSC036AW BAYHTRRW12A 12.0 2 23.3 25
4
BAYHTRRW18A 17.4 2 29.8 30
BAYHTRRW06A 6.0 1 17.6 20
WSC048AW BAYHTRRW12A 12.0 2 24.7 25
4
BAYHTRRW18A 17.4 2 31.2 35
BAYHTRRW06A 6.0 1 19.9 20
WSC060AW BAYHTRRW12A 12.0 2 27.1 30
5
BAYHTRRW18A 17.4 2 33.6 35
BAYHTRRW23A 23.0 2 40.3 45
Notes:
1. Heater kw ratings are at 208/240 for 208/230V unit
2. HACR type circuit breaker per NEC.