CTC Union 588400001, Installation And Maintenance Manual

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22 CTC EcoAir 610M / 614M / 622M 400 V 3N~
ON
1 2
ON
ON
1 2
6. Electrical installation
6.1 General information, electrical connections
!
• CTC EcoAir 614M
/ 622M must not
be supplied with
power through the
CTC EcoZenith i250/
i255.
• The installation should
be preceded by an
omnipolar switch.
• Even if a residual
current device is used,
CTC EcoAir must still
be fitted with its own
residual current device
with on/off delay.
Installation and heat pump connection must be performed
by an authorised electrician. All wiring must be installed
according to applicable provisions. Before the front panel is
opened or other live components are made accessible, the
power supply to the heat pump must be fully disconnected.
Omnipolar safety switch
The installation should be preceded by an all-pole safety switch according to
overvoltage category III, which ensures disconnection from all electric power
sources.
Even if a residual current device is used, CTC EcoAir must still be fitted with
its own residual current device with on/off delay.
6.2 Electric installation 400 V 3N~
CTC EcoPart 600M must be connected to 400 V 3N~ 50 Hz with protective
earth.
The 2 m long power supply cable is pre-connected to the product.
6.3 Compressor heater
The compressor heater automatically heats up when the compressor is cold.
The compressor heater is pre-connected on delivery.
6.4 Heat pump connections
Ensure that the heat pump dip switch 2 is in the "ON" position (Factory
setting).