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2021-07-15 / V1.0
Contactors C320K/C320S – Installation and Maintenance Manual
Installation
Connecting the main contacts
ATTENTION
Ensure that the connection points for the main con-
tacts are free from corrosion.
Connection example using wires
The connecting wires of the main power circuit must be
fitted with appropriate ring terminals (for M8 terminal
screws).
Examples for the connection with wires are shown in
Fig. 13
and
Fig. 14
.
X
Route the pre-assembled connecting wires to
both main contacts (4).
X
Screw the 4 ring terminals (3) in place from above
using the terminal screws (1), nuts (5) and suitable
screw locking elements (2).
-
Schaltbau recommends using Schnorr washers
(or similar).
X
Tighten the terminal screws (1) to a torque of
10 ... 12 Nm.
2
1
2
4
5
1
2
3
4
5
2
3
10...12 Nm
10...12 Nm
Fig. 13: C 320K: Connecting the main contacts (connection
example using wires)
2
4
5
2
3
2
1
1
4
5
2
10...12
Nm
10...12
Nm
3
Fig. 14: C 320S: Connecting the main contacts (connection
example using wires)
