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3RT1/3RH1 contactors
SIRIUS System Manual
3-38
GWA 4NEB 430 0999-02b
4-pole contactor combi-
nation for reversing
4-pole contactor combinations for reversing are available in frame sizes S0
and S2. You will require the following to mount these combinations:
• Frame size S0: locking device for mechanical interlock
• Frame size S2: locking device for mechanical interlock and 2 connecting
clips
The following table shows you how to set up the 4-pole contactor combina-
tion for reversing in frame size S0:
Figure 3-17: 4-pole contactor combination for reversing (frame size S0)
Drawing: frame size S0
Step
Procedure
1/2
Remove the 4th pole from
one of the two contactors
by releasing the snap catch
(1)
.
3/4
Put the 4th pole on the
other side of the same con-
tactor by placing the cat-
ches on the pole into the
openings shown on the con-
tactor and snapping the pole
onto the contactor.
5/6
Mount the mechanical inter-
lock between the two con-
tactors
(5/6)
.
2
1
1
3
4
3
4
6
5
3RA1924-2B