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Siemens UL 1066 - Padlocking Provisions

Siemens UL 1066
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15 – 16
15.2 Padlocking provisions
Key Locks (page 15-1)
Padlock locking device Application
1
Padlock locking bracket
for "OPEN"
The locking bracket for "OPEN" can be locked with up to 4 padlocks 1/4” diameter. The circuit breaker cannot
be closed.
2 Shutter
If the circuit breaker has been removed, the shutter can be locked with padlocks. (page 15-19)
3 Guide rails
The guide rails can be locked with 2 padlocks so that they cannot be drawn out. The circuit breaker is either in
the connected position or has been removed. It is not possible to insert a circuit breaker into the cradle.
(page 15-20)
4 Racking handle
Up to 3 padlocks can be used to prevent the racking handle being drawn out. The circuit breaker is then locked
against being moved.
(page 15-20)
5 Spring charging lever
The spring charging lever can be locked with a padlock. This prevents manual charging of the closing spring.
(page 15-20)
6 CLOSE
Actuation of the CLOSE button can be prevented by locking the sealing cap with up to 3 padlocks. CLOSING via
the "electrical CLOSE" button and remote closing remain possible.
(page 15-22)
7 OPEN button
Actuation of the OPEN button can be prevented by locking the sealing cap with up to 3 padlocks. Remote closing
remains possible.
(1)
(6)
(7)
(2)
(3)
(4)
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