Lenze 9325 - Earth Fault Monitoring OC2

Configuration
7-257

SHB9300CRV EN 2.0
7.7.3.9 Earth fault monitoring OC2
Purpose
Protects the controller.
MONIT
MONIT-OC2
I
motor
const
Fig. 7-202 Earth fault monitoring OC2
Signal
Source Note
Name Type DIS DIS format CFG List Lenze
I
MOTOR
- - - - - - -
MONIT-OC2 d - - - - - -
Function
All controllers of the 93XX are equipped with an earth fault detection as standard.
In the event of a fault detection, the controller must be separated from the mains and the earth fault
must be eliminated.
Features
l LECOM No.: 12
l Reaction: TRIP (unchangeable)
Possible reasons for an earth fault:
l Short circuit to frame
l Short circuit of a phase to screen
l Short circuit of a phase to PE
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