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3/21 power breakers
ABB Low Voltage Industrial Products 0312
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Starting from the fixed version circuit-breaker, all the other ver-
sions used for various requirements are obtained by means of
mounting conversion kits.
The following are available:
Kit for converting a fixed circuit-breaker into the moving
part of a plug-in
Circuit-breaker fixed parts for plug-in circuit-breakers
Conversion kit for the connection terminals
Various accessories are also available:
Shunt opening releases
Undervoltage releases
Auxiliary contacts
Position contacts
Advanced contacts on rotary handle
Front and rear connection terminals
Bracket for rear fixing on DIN EN 50022 rail
Front interlocking plate
Solenoid operating mechanism
Rotary handle operating mechanism - direct on circuit-
breaker and transmitted on compartment door
Three-pole and four-pole residual current releases
4
5
6
1
2
3
7
12
13
14
8
9
10
11