Safety Valve - REMEHA P 420 Installation And Service Manual

4.5.4

Safety valve

The safety valve must be connected to the boiler outlet and no other
valve or flap must be interposed between it and the boiler.
Minimum safety valve flowrate as a function of maximum boiler nominal output:
Minimum relieving capacity
Maximum gross boiler output
4.5.5 Connection of the water circuit for domestic use
See: Domestic hot water calorifier instructions.
16/03/2016 - 300016839-03
Example
Maximum boiler nominal output is 500 kW.
Minimum safety valve flowrate must be 4000 Kg/h
P 420
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