52 ABB Power Distribution
1.6
Figure 6/1: Operation of a door catch
1.6 Central catch of the high voltage compartment doors
Figure 6/2: Operation of a door catch with the handle of the
univeral key in the turning position
1.7 Door catch, 90° turn of the key to open or close a
low-voltage compartment
1.7
Figure 6/4: Operation and annunciation via digital control system
30 Measuring sockets (LRM-system)
30.1 Protection cover for measuring socket
46 Bay control and protection unit REF542
1.8
46
30
30.1
Figure 6/3: Operation of a screw-type door catch, with the handle
of the univeral key in the crank position
1.8 Screw-type door catch, on the doors of the high-
voltage compartments
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