
8
M
M
L1
L2
GND
1
2
240 or 208AC
60HZ
1000Wx3
1000W
1000W
E
Heater’s thermostat
External thermostat
Selected switch
Switch
Overheating protection relay
M
M
L1
L2
GND
1
2
External
thermostat
240AC or 208AC
60HZ
1000Wx3
1000W
1000W
Heater's
thermostat
Selected
switch
Switch
Overheating
protection relay
3
4
LINE
RED
LOAD
BLACK
External thermostat
Terminal station
1
2
E
Selection Switch
(Heater’s thermostat, External thermostat)
Heater’s
thermostat
External
thermostat
CONNECTING THE POWER
If you will use an external temperature control (external thermostat) to control
the heater to be operated or not, please follow below attention points:
1. Make sure that the heater's temperature control knob (thermostat knob) is turned
fully clockwise.
2. Connect the wire according to below wiring diagram.
INSTALLATION