CCI Thermal Technologies FE2 - Explosion-Proof Electric Air Unit Heater - Manual (Page 8)

8
FIGURE 9
ELEMENTS
OPTIONAL
PILOT
LIGHT
OPTIONAL
ROOM
THERMOSTAT
PCB
FUSE
OPTIONAL
REDUNDANT
TEMPERATURE
HIGH-LIMIT
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(AMBIENT AIR)
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(THERMOWELL)
CONTACTOR
TRANSFORMER
(tap must match heater voltage)
1 2 3
1 2 3
1 2 3
1
2
3
4
5
6
3-PHASE
WIRING SCHEMATIC
CONTINUOUS FAN OPTION
TRANSFORMER
(tap must match heater voltage)
ELEMENTS
220/230/240
OPTIONAL
PILOT
LIGHT
PCB
FUSE
OPTIONAL
ROOM
THERMOSTAT
OPTIONAL
REDUNDANT
TEMPERATURE
HIGH-LIMIT
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(AMBIENT AIR)
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(THERMOWELL)
CONTACTOR
MOTOR
1
2
3
4
5
6
1-PHASE
WIRING SCHEMATIC
ELEMENTS
380 & 400 50Hz 440/480 @ 60Hz
415/440 @ 50Hz
OPTIONAL
PILOT
LIGHT
OPTIONAL
ROOM
THERMOSTAT
PCB
FUSE
OPTIONAL
REDUNDANT
TEMPERATURE
HIGH-LIMIT
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(AMBIENT AIR)
AUTO-RESET
TEMPERATURE
HIGH-LIMIT
(THERMOWELL)
CONTACTOR
MOTOR
TRANSFORMER
(tap must match heater voltage)
1 2 3
1 2 3
1 2 3
1
2
3
4
5
6
3-PHASE
WIRING SCHEMATIC
380 & 400 50Hz 440/480 @ 60Hz
415/440 @ 50Hz