Electrical Connections - Fujitsu Waterstage Split Comfort 5 Series Installation Manual

Electrical connections

Before performing any maintenance, make sure that all power supplies have been
cut off .
Electrical installation must be performed in accordance with current regulations.
The electrical diagram for the hydraulic unit is shown on
Cable 2 x 0.75 mm²
Interconnection between
outdoor unit and hydraulic unit
Phase, Neutral, Earth, Communication bus)
(phase, neutral, earth) (see table below)
fi g. 39 - Overall layout of electrical connections for a simple installation (1 heating circuit)
- 34 -
Outside sensor
Cable 4 G 1.5 mm²
General electrical supply
fi g. 58, page 78.
Wireless remote control (option)
Wireless room thermostat (option)
Remote control (option)
Room thermostat (option)
DHW power supply
(phase, neutral, earth) Cable 3 G 1.5 mm²
Electrical backup power supply
(see table below)
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN
or
or
Cable 2 x 0.5 mm²
or
Cable 2 x 0.5 mm²
Electrical
Board