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MOTOR
CONTACTOR
MOTOR
FIELD CONNECTIONS
L1
L2
TRANSFORMER
OPTIONAL
120 V
DISCONNECT
SWITCH
ELEMENT
CONTACTOR
OPTIONAL
REDUNDANT
CONTACTOR
ELEMENTS
MOTOR
CONTACTOR
MOTOR
FIELD CONNECTIONS
L1 L2 L3
OPTIONAL
DISCONNECT
FIELD CONNECTIONS
SWITCH
L1 L2 L3
TRANSFORMER
OPTIONAL
DISCONNECT
SWITCH
ELEMENT
FIELD CONNECTIONS
CONTACTOR
L1 L2 L3
G
TRANSFORMER
OPTIONAL
G
ELEMENT
DISCONNECT
CONTACTOR
SWITCH
ELEMENT
CONTACTOR
REDUNDANT
ELEMENTS
CONTACTOR
MOTOR
ELEMENTS
REDUNDANT
CONTACTOR
MOTOR
ELEMENTS
without 3-Way Switch, 208V, 240V, 480V Models
MOTOR
CONTACTOR
FIELD CONNECTIONS
MOTOR
L1
L2
OPTIONAL
DISCONNECT
FIELD CONNECTIONS
SWITCH
L1
L2
TRANSFORMER
OPTIONAL
DISCONNECT
SWITCH
ELEMENT
CONTACTOR
ELEMENT
CONTACTOR
REDUNDANT
ELEMENTS
CONTACTOR
MOTOR
ELEMENTS
MOTOR
without 3-Way Switch
Figure 6
8
3 POSITION SWITCH
ON
OFF FAN ONLY
A & C
B
TEMPERATURE
HIGH-LIMIT
PILOT
LIGHT
ROOM
THERMOSTAT
FAN DELAY
1-Phase
with 3-Way Switch
TRANSFORMER
TEMPERATURE
120 V
HIGH-LIMIT
TEMPERATURE
120 V
HIGH-LIMIT
OPTIONAL
PILOT
TEMPERATURE
LIGHT
120 V
HIGH-LIMIT
ROOM
THERMOSTAT
OPTIONAL
PILOT
(MANUAL RESET
LIGHT
OPTIONAL)
ROOM
THERMOSTAT
FAN DELAY
REDUNDANT
CONTACTOR
OPTIONAL
PILOT
FAN DELAY
LIGHT
ROOM
THERMOSTAT
FAN DELAY
3-Phase
TRANSFORMER
TEMPERATURE
120 V
HIGH-LIMIT
TEMPERATURE
120 V
HIGH-LIMIT
OPTIONAL
PILOT
LIGHT
ROOM
THERMOSTAT
OPTIONAL
PILOT
LIGHT
ROOM
THERMOSTAT
FAN DELAY
REDUNDANT
CONTACTOR
FAN DELAY
1-Phase
FIELD CONNECTIONS
L1
OPTIONAL
DISCONNECT
SWITCH
Wiring Schematics
FIELD CONNECTIONS
OPTIONAL
OPTIONAL
DISCONNECT
DISCONNECT
SWITCH
ELEMENTS
ELEMENTS
MOTOR
CONTACTOR
MOTOR
FIELD CONNECTIONS
OPTIONAL
DISCONNECT
FIELD CONNECTIONS
SWITCH
OPTIONAL
DISCONNECT
SWITCH
CONTACTOR
MOTOR
MOTOR
FIELD CONNECTIONS
OPTIONAL
DISCONNECT
SWITCH
MOTOR
3 POSITION SWITCH
L2
ON
OFF FAN ONLY
B
A & C
TRANSFORMER
120 V
ELEMENT
FIELD CONNECTIONS
CONTACTOR
L1
L2
3 POSITION SWITCH
L1 L2 L3
OPTIONAL
ON
OFF FAN ONLY
TRANSFORMER
PILOT
A & C
B
120 V
TRANSFORMER
LIGHT
120 V
SWITCH
ELEMENT
ELEMENT
CONTACTOR
REDUNDANT
CONTACTOR
CONTACTOR
OPTIONAL
OPTIONAL
PILOT
PILOT
LIGHT
LIGHT
REDUNDANT
MOTOR
REDUNDANT
CONTACTOR
CONTACTOR
CONTACTOR
ELEMENTS
MOTOR
MOTOR
3-Phase
with 3-Way Switch
L1 L2 L3
G
TRANSFORMER
TEMPERATURE
G
120 V
HIGH-LIMIT
3 POSITION SWITCH
L1
L2
ON
OFF FAN ONLY
B
A & C
TRANSFORMER
120 V
ELEMENT
CONTACTOR
OPTIONAL
ELEMENT
PILOT
CONTACTOR
LIGHT
OPTIONAL
PILOT
LIGHT
REDUNDANT
CONTACTOR
REDUNDANT
CONTACTOR
ELEMENTS
ELEMENTS
MOTOR
CONTACTOR
3-Phase
MOTOR
without 3-Way Switch 600V Models
L1 L2 L3
G
TRANSFORMER
TEMPERATURE
G
120 V
HIGH-LIMIT
ELEMENT
CONTACTOR
OPTIONAL
PILOT
LIGHT
REDUNDANT
CONTACTOR
ELEMENTS
MOTOR
CONTACTOR
TEMPERATURE
HIGH-LIMIT
TEMPERATURE
HIGH-LIMIT
TEMPERATURE
HIGH-LIMIT
ROOM
THERMOSTAT
FAN DELAY
ROOM
ROOM
THERMOSTAT
THERMOSTAT
FAN DELAY
FAN DELAY
TEMPERATURE
HIGH-LIMIT
(MANUAL RESET
OPTIONAL)
ROOM
THERMOSTAT
ROOM
THERMOSTAT
FAN DELAY
FAN DELAY
(MANUAL RESET
OPTIONAL)
ROOM
THERMOSTAT
FAN DELAY
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