Accessories
4.4 Plug-in and draw-out technology
3VA molded case circuit breakers with IEC certificate
Manual, 03/2019, A5E03603177010-03
291
Protection against unauthorized operation of molded case circuit breaker
Padlocks for protection against unauthorized operation
To provide protection against unauthorized operation of the molded case circuit breaker,
padlocks can be inserted through the plastic frame opening of the padlock locking unit on the
right side wall of the draw-out socket. The plastic frame is simple to pull out. The crank
handle opening is mechanically sealed when the plastic frame is in the OUT position.
Openings for padlocks in plastic frame:
●
Up to three padlocks
●
Shackle diameter 6 mm to 8 mm / 0.25" to 0.31"
Attach padlocks
1.
Move the molded case circuit breaker into the CONNECT, TEST or DISCON position.
The breaker must be in one of these positions before the plastic frame can be pulled out.
2.
Pull out the plastic frame.
The crank handle opening is sealed off.
3.
Insert padlock shackles through the plastic frame and lock padlocks as illustrated above.