30 Operation principle and hardware description
The layout of external control connection terminals at the side of the drive cabinet is shown
below. The composition depends on the options selected.
X965
X969
-X969
4
2
3
1
X951
-X951
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
X957
X506
X250
-X250
4
4
3
3
2
2
1
1
PE1
Terminals for
X250
Auxiliary contacts of optional line contactor
(+F250)
X506
Not in use
X951
Push buttons for emergency stop option +Q951
X957
Not in use
X965
Not in use
X969
External STO customer connection for safety
option +Q951
PE1