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1. If any of the original wire furnished must be replaced, it must be
replaced with Type 90 C wire or its equivalent.
2. Three-phase motors are protected under primary single-phasing
conditions.
3. Thermostat:
HH07AT170, 172, 174, and P272-2783
Subbase:
HH93AZ176, 178, and P272-1882, 1883
1. If any of the original wire furnished must be replaced, it must be
replaced with Type 90 C wire or its equivalent.
2. Three-phase motors are protected under primary single-phasing
conditions.
3. Thermostat:
HH07AT170, 172, 174, and P272-2783
Subbase:
HH93AZ176, 178, and P272-1882, 1883
1. If any of the original wire furnished must be replaced, it must be
replaced with Type 90 C wire or its equivalent.
2. Three-phase motors are protected under primary single-phasing
conditions.
3. Thermostat:
HH07AT170, 172, 174, and P272-2783
Subbase:
HH93AZ176, 178, and P272-1882, 1883
4. Set heat anticipator at 1 amp.
5. Use copper conductors only.
6. Use copper, copper-clad aluminum or aluminum conductors.
1. If any of the original wire furnished must be replaced, it must be
replaced with Type 90 C wire or its equivalent.
2. Three-phase motors are protected under primary single-phasing
conditions.
3. Thermostat:
HH07AT170, 172, 174, and P272-2783
Subbase:
HH93AZ176, 178, and P272-1882, 1883
4. Set heat anticipator at 1 amp.
5. Use copper conductors only.
6. Use copper, copper-clad aluminum or aluminum conductors.
NOTES FOR FIG. 1, 2, 5, 6, 9
4. Set heat anticipator at 1 amp.
5. Use copper conductors only.
6. Use copper, copper-clad aluminum or aluminum conductors.
7. For 208/230-3-60 v units: TRAN is wired for 230-v unit. If unit is to be
run with 208-v power supply, disconnect BLK wire from 230-v tap
(RED) and connect to 208-v tap (BLU). Insulate end of 230-v tap.
NOTES FOR FIG. 3, 4, 7, 8, 10
4. Set heat anticipator at 1 amp.
5. Use copper conductors only.
6. Use copper, copper-clad aluminum or aluminum conductors.
NOTES FOR FIG. 11
7. For 208/230-3-60 v units: TRAN is wired for 230-v unit. If unit is to be
run with 208-v power supply, disconnect BLK wire from 230-v tap
(RED) and connect to 208-v tap (BLU). Insulate end of 230-v tap.
8.
CIRCUIT
BREAKER
CB
CB1 150
NOTES FOR FIG. 12
7.
CIRCUIT
BREAKER
CB
CB1 150
—
—
2
VOLTS
MFG. PT. NO.
Potter & Brumfield
24 V
W2BX-1024-3.2
Heinemann
Airpax
460-3-60
CF3-Z228-4 219-3-2600-486
VOLTS
MFG. PT. NO.
Potter & Brumfield
24 V
W2BX-1024-3.2
Heinemann
Airpax
460-3-60
CF3-Z228-4 219-3-2600-486
MUST
TRIP
AMPS
3.2
8.5
MUST
TRIP
AMPS
3.2
8.5
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