6
Single Phase Electrical Connections
(Refer to “Wiring Diagram—Single Phase 208/230 Volt.”)
1. Disconnect power.
2. Remove control box cover.
3. Connect the field supply wires L1 and L2 to contactor
terminals L1 and L2.
4. Connect ground wire to ground lug.
5. Connect low voltage circuit.
Typical Wiring Connection (low voltage circuit)
6. Replace control box cover.
7. Reconnect power.
A. Ground lug
B. Field supply ground wire
C. 208/230 volt field supply wires
WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
T1
T2
L1
L2
L1
L2
C
A
B
A. Do not connect C (common) connection between indoor unit and
thermostat except when required by the indoor thermostat. Refer
to the thermostat installation instructions.
B. C (common) connection between indoor unit and outdoor unit
required for proper operation.
R
C
Y
O
W
Thermostat
Indoor Unit
Outdoor Unit
24V Control Wiring (NEC Class 2)
R
C
Y
O
G
R
C
W
G
W
A
B
Содержание W2GH3
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