Tab.16 Connection values for control unit
Supply voltage
230 VAC/50 Hz
Main fuse value F1 (230 VAC)
6.3 AT
Fuse value F2 (230 VAC)
2 AT
Fan
230 VAC
Danger of electric shock
The following components of the boiler are connected to a 230 V
power supply:
Electrical connection to circulating pump.
Electrical connection to gas combination block.
Electrical connection to fan.
Control unit.
Ignition transformer.
Power supply cable connection.
The boiler has a three-wire mains lead (lead length 1.5 m) and is suitable
for a 230 VAC/50 Hz power supply with a phase/neutral/earth system. The
boiler is not phase sensitive. The power supply cable is connected to the
X1 connector. A spare fuse can be found in the housing of the control unit.
Caution
Always order a replacement mains lead from Remeha. The
power supply cable should only be replaced by Remeha, or by
an installer certified by Remeha.
The boiler switch must be easily accessible at all times.
The boiler has several control, protection and regulation connection op
tions. The standard PCB can be extended with optional PCBs.
For more information, see
Optional electrical connections, page 79
6.6.2 Recommendations
Warning
Electrical connections must always be made with the power
supply disconnected and only by qualified installers.
The boiler is completely pre-wired. Never change the internal
connections of the control panel.
Make sure you establish an earth connection before connecting
the electricity.
Establish the electrical connections in accordance with:
The instructions of the current standards.
The instructions of the wiring diagrams supplied with the boiler.
The recommendations in this manual.
6 Installation
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123157 - v.06 - 24022015
