500-8067.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DJH • Revision 05 87/121
Operation
16.6 Mechanical interlocking with padlock
The locking device (option) of the switching gate can be padlocked in all three switch
positions.
The locking device can be padlocked so that no closing, no opening or no earthing is possible.
The padlock can also be fitted in such a way that none of the three switching operations can
be performed.
Padlock
16.7 Local-remote switch (option)
The local-remote switch determines the location from which the three-position disconnectors
or three-position switch-disconnectors can be motor-operated. The local-remote switch
latches tight in the selected setting.
Padlock position Down Center Up
Actuating opening Earthing switch None
Disconnector Circuit-breaker
Switch-disconnector Transformer switch
Possible switching operations Only EARTHING and DE-
EARTHING possible
No switching operations
possible
Precondition:
Spring energy store not charged
•Only CLOSING and
OPENING possible
• Only possible if the
circuit-breaker is
open
•Charging the spring
Padlock position Shackle diameter
Minimum [mm] Maximum [mm]
Locking device 6 12
Pushbutton (option) 3 6
Local setting:
Local operation by motor
Remote setting:
Remote operation by
motor from the control
room or monitoring
station
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