4 Electrical wiring
134
SMGB0077 rev.0 - 01/2013
Nº Part
1 Terminal box (TB1)
2 Terminal box (TB2)
3 Outlet air thermistor
4 Connector for the swing louver motor
5 Printed circuit board (PCB)
6 Earthing screw
7 Remote control wiring
8 Communication wiring
9 Power wiring
10 Tie
Nº Part
1 Cord clamp
2 Remote control switch cable
3
Transmission wiring (outdoor unit to indoor unit and
viceversa)
Test runs
C A U T I O N
• Be careful during the test runs, as some of the safety functions remain disabled: the units operate for two
hours without switching off via the thermostat. The three-minute compressor protection is not enabled during
the test.
• Secure the rubber bushes to the panel using adhesive when the outdoor unit ducts are not used.
• The compressor remains at a standstill during forced stoppage.
4.1.4 Electrical connection of RCD units
Work prior to the electrical connection
1 Turn off the power supply switches before starting work and îš¿t the appropriate locks and safety warnings.
2 Wait 5 minutes after turning off the power supply switches.
3 Check that the fans on the indoor and outdoor units are at a standstill before starting work.
N O T E
• Theelectricalpowerfortheunitmustinvolveaspecicpowerline,withanexclusivepowercontrolswitchand
residual current breaker, installed in line with local or national safety regulations.
• Check that the electrical power line has enough capacity to supply the unit. Its length, the cable diameter and
their protection (sleeve or jacket) must be appropriate for the unit.
• For further information, always consider the current regulations in the country where the unit is to be installed.
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