Siemens SENTRON 3VA1 - Page 289

Accessories
4.4 Plug-in and draw-out technology
3VA molded case circuit breakers with IEC certificate
Manual, 03/2019, A5E03603177010-03
287
Remove the molded case circuit breaker
NOTICE
Gear damage
The following operations will lead to irreparable damage of the draw-out socket gear:
• Molded case circuit breaker is in DISCONNECT position:
Insertion of the crank handle (position indicator changes to UNBLOCK) and
counterclockwise turning of the crank handle toward DISCONNECT.
• Molded case circuit breaker is in CONNECT position:
Insertion of the crank handle (position indicator changes to UNBLOCK) and clockwise
turning of the crank handle toward CONNECT.
In the situations described above, pay attention not to turn the crank handle in the indicated
direction.
1. Move the molded case circuit breaker into the DISCON position.
The molded case circuit breaker is electrically isolated.
2. To disengage the lock, press the safety lock slide underneath the breaker status
indication downwards as indicated by the arrow.
3. Remove the molded case circuit breaker.
Components of a complete kit for draw-out technology
A complete kit for draw-out technology contains all the components required to convert the
fixed mounting version of a molded case circuit breaker or switch disconnector to a draw-out
version.
● Draw-out socket including side walls with the mechanical components required to guide
the molded case circuit breaker into and out of the socket under the control of a crank
handle
● 4 mounting screws for installing the socket in the panel
● Plug-in contacts for attachment to the main terminals of the molded case circuit breaker
– 3-pole: 6 plug-in contacts
– 4-pole: 8 connectors
● Side walls with guide bolts for mounting on the molded case circuit breaker
● Autotrip plunger, labeled "Draw-out"
● 2 screw-mounted terminal covers for the molded case circuit breaker
● Cable cage (see chapter Cable cage (Page 306))
Note
Information about the crank handle
The crank handle is not supplied as part of the complete kit and must be ordered separately.