PREVENTIVE AND CORRECTIVE MAINTENANCE
PRODUCT
ACS6000
DOCUMENT KIND
User manual
DOCUMENT ID.
3BHS212794 E01
REV.
N
LANG.
en
PAGE
227/266
10.4.7. Emergency release of a door safety switch
10.4.7.1. Location of safety switches
The doors of medium voltage units (LSU, ARU, IFU, IRU, CBU, INU, BCU, RBU, VLU,
TEU and ISU) are equipped with safety switches.
Figure 10-11 Safety switch on an ARU/INU cabinet door
DANGER Hazardous voltages!
Touching energized components can be fatal.
– Before you unlock a safety switch, verify that the drive is de-
energized.
– DO NOT unlock the safety switches permanently.
1) Screw cap on door
2) Safety switch location (behind door)
3) Safety switch
4) Unlocked position
5) Locked position
6) Release dial
1
3 4 5
6
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