mains connection
400V,3/N/PE/50Hz
line plug
L1
L2
L3
N
PE
minimum operating
temp. thermostat
=LV1 power distributor
heating
thermostat
overheating
thermostat
heating pilot lamp
heating
400V/2700W (TAK5-SM2-27-F1 / 400V)
400V/3800W (TAK5-SM2-38-P1)
=HE1 heat exchanger
line filter