Removing the electric board lid will give access to the electrical
power supply terminal board of the heat pump and the TERMINAL
BLOCK for the external contacts and sensors connection
(N)(L)
Power cord
Terminal board
Cable gland
Ring cable clamp
Ring cable clamp
Grounding cable
Cable gland
Cable gland
Make sure to use a dedicated power supply with a differential switch
and a circuit breaker.
Accordance with the following designations, use a cable whose wires
have dimensions equal to those outlined in the table below.
THAITY Power supply cable (mm
2
)
Thermal circuit breaker
capacity (A)
105 2,5 16/C
110 4 25/C
116 4 32/C
The power supply cable must be approved in accordance with standard
IEC. 60245 IEC57(H05RN-F)
To disconnect all poles, the product relies on an overcurrent protec-
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• Before beginning work make sure that no power is supplied to the unit.
• Carry out wiring work in compliance with applicable standards so
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with relevant laws and regulations, and standards of electric power
companies.
• The circuit breaker is installed in the permanent wiring. Always use
a circuit that is able to trigger all the wiring poles and has an insu-
lation distance of at least 3 mm between the contacts of each pole.
Differential
switch
Distribution
board
Connections on the power supply terminal block
• The rated voltage of this product is 230 ~ 50 Hz
• Before switching on, make sure that the voltage is within the range
of 207 V to 253 V.
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air-water, contact your electricity supplier to increase the tension.
ATTENTION
93
Section II :: Installation and maintenance
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