Electrical installation
100
Connecting external power supply for the auxiliary circuits
Frames R7i×R7i and R8i×R8i
As standard, the drive auxiliary circuit is supplied from the main power supply of the
drive through an auxiliary voltage transformer. You do not need to connect any
external auxiliary power supply for the auxiliary circuits.
If the drive is equipped with option +G307 (Terminals for connecting external control
voltage), connect the external power supply as shown in the figure below. The circuit
breaker Q200 is located in the Incoming cubicle of the drive. Maximum fuse: 16 A.
For the current consumption of the the circuitry, see section Auxiliary circuit current
consumption on page 164.
>
LN
Q200
3
2
1
PE
N
L
Power supply for control circuitry (units with option +G307 for UPS )
>
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