Description
14 Revision 03 * INSTALLATION AND OPERATING INSTRUCTIONS 8DJH * 500-8067.9
Spring-operated
mechanism
The spring-operated mechanism is used for the three-position switch-disconnector in
ring-main panels (as ring-main switch). The switching movements are performed
independently of the operating speed.
Fig. 5: Front operating mechanism in ring-main feeder
Ring-main feeder:
a
Ready-for-service indicator
s
Knob-operated switch for
CLOSE/OPEN,
motor operating mechanism (option)
d
Knob-operated switch for local-remote
operation (option)
f
Auxiliary switch (option)
g
Motor operating mechanism (option)
h
Capacitive voltage detecting system
j
Manual operation of
the rotary lever mechanism for
the EARTHING function
k
Position indicator for
three-position switch-disconnector
l
Manual operation of the rotary lever
mechanism for the CLOSE function
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