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Installation and Operating Instructions - MEGA
Installation
EN
4.2 Connection diagrams for heater
The heater is connected to the two relay boxes with four connection
cables. Each heating coil is connected to both relay boxes with two cables.
The heating coil cable connection is identical for each heating coil. The
internal wiring differs depending on the heater output.
42 kW heater output
3,0 kW
3,0 kW
3,0 kW
3,0 kW
3,0 kW
5 x 2,5
2
9 kW
12 kW
3,0 kW
3,0 kW
3,0 kW
5 x 2,5
2
2
2
2
U
V
W
N N N
E
P
E
P
U
V
W
N N N
3,0 kW
3,0 kW
3,0 kW
3,0 kW
3,0 kW
5 x 2,5
2
9 kW
12 kW
3,0 kW
3,0 kW
3,0 kW
5 x 2,5
2
2
2
2
U V W
N N N
PE
PE
U V W
N N N
