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CAUTION
The electrical installation must be carried out by one of our CALOREX SERVICE specialized
technicians, because this is a dangerous procedure.
VI.- ELECTRICAL INSTALLATION
Electrical diagram
H3
H2
H1
SNSR1
FLOW SENSOR
SENSOR TEMP
1.
Connect each cable pair to a breaker (check the electrical layouts). Make sure
each breaker is connected to a black and a red cable. Make sure the heater is
connected to the specific circuit breaker on the main electrical board.
2.
Use an appropriate cable caliber, compatible with the applicable electrical
regulations for the size of breaker. Ensure the correct wiring from the breakers in the
main electrical board to the heater. Connect the power cable to the terminal block
inside the heater.
TRIAC 3
TRIAC 2
TRIAC 1
SNSR2
SNSR3
SENSOR TEMP
T1, T2, T3 = Thermostat
H1, H2, H3 = Resistance
SNSR2 = Inlet temperature sensor
SNSR3 = Outlet temperature sensor
T1
T2
T3
HEATER CONTROL CTRL1
HEATER
DISPLAY
Terminal
block
L1
L2
L1
L2
L1
L2
Ground
rod
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