7
4 Check the power supply connection
Warning - Danger to life from electric current!
Switch the mains OFF and check that the cables are de-energised
Observe the applicable regulations and standards
Make a proper electrical connection
Use suitable tools
Important note – External fuse!
Control must be saved against short circuit and overload by an external fuse, max.
10A delayed, in the mains supply. An automatic cut off switch is required, regarding
the supply for three-phase or single-phase.
Main supply connection
Alternative main supply connection
1.1
1.2
1.3
1.4
L
2
L
1
L
3
PE
X
1.1
1.2
1.3
1.4
L
2
L
1
L
3
NPE
3~ 400V, N, PE
X
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