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2019-08-07 / V1.0
Contactors C193/C294 – Installation and Maintenance Instructions
Installation
Connect the main contacts
NOTICE
Make sure, that the connection points of the main
contacts are free from corrosion.
Main contact connection with wires
The wires of the main current circuit must be fitted with
appropriate ring cable lugs (for terminal screws M5).
Examples for the connection with busbars are shown in
Fig. 12
and
Fig. 13.
X
Lay the prepared wires (3) to both main contacts
(1).
X
Put the ring cable lugs (2) on the main contacts (1).
X
Screw the ring cable lugs (2) with the terminal
screws (4) and washers (5) on the main contacts
(1).
-
Schaltbau recommends Schnorr-Washers (or
similar) to secure the terminal screws.
X
Tighten the terminal screws (4) with the required
torque of 3 Nm max.
1
2
4
5
3
max. 3.0 Nm
Fig. 12: C193 series: Connect the main contacts (Example for
the connection with wires)
max. 3.0 Nm
max. 3.0 Nm
1
2
4
5
3
1
2
5
4
3
Fig. 13: C294 series: Connect the main contacts (Example for
the connection with wires)
