Brochure

3RV1 Circuit Breaker/MSP
SIRIUS System Manual
GWA 4NEB 430 0999-02 DS 01
2-27
Disconnecting and
locking
The disconnecting/isolator module can be locked and sealed or secured with
two padlocks if the connector is removed during maintenance work, for
example. The disconnecting/isolator module for frame size S0
(3RV19 28-1A) can use a padlock with a max. locking arm diameter of 6 mm,
for frame size S2 (3RV19 38-1A) a padlock with a max. locking arm diameter
of 9 mm can be used. The circuit breaker/MSP itself can also be secured
with a third padlock.
Fig. 2-13: Locking the disconnecting module (frame size S0)
Terminal cover
(frame size S2)
A terminal cover (3RT1936-4EA2) is available for the disconnecting module
in frame size S2 (3RV1938-1A) that protects the contacts from dirt and pro-
vides additional shock protection.
Fig. 2-14: Locking the disconnecting module and mounting the cover (frame size S2)
1
3
2
5
5
4
4
3RV19 38-1A
4
2
1
3
3RT19 36-4EA2
3RV1. 3