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7.1.3 Connection and operation of the flue gas fan
Installation diagram
Connection of flue gas fan to EFC21
Q1 is a main switch that is installed close to the
flue gas fan.
The cable coming from the EFC21 is connected
to this main switch, cable n° 1 up to 5 + PE
connected to even terminals n° 2 to 12.
The cable from the fan is also connected to this
main switch, cable n° 1 up to 5 + PE connected
to the uneven terminals n° 1 to 11.
Introduce both cables in the main switch at the
bottom, and make sure that these are connected
according to IP xx.
Honeywell ESYS
Flue gas fan with pressure differential switch
Service switch
Main supply