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Wiring Manual 2008 - Moeller

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8<br />

All about Motors<br />

Multi-speed contactors<br />

Fuseless surface mounting<br />

Multi-speed motors can be protected against<br />

short circuits and overloads by motor-protective<br />

circuit-breakers PKZ or circuit-breakers NZM,<br />

8-60<br />

-Q1<br />

L1 L2 L3<br />

1<br />

3 5<br />

I > I > I ><br />

2 4 6<br />

13<br />

14<br />

1 3 5<br />

-Q17 -Q21<br />

2 4 6<br />

-Q2<br />

1<br />

I > I > I ><br />

2 4 6<br />

<strong>Moeller</strong> <strong>Wiring</strong> <strong>Manual</strong> 02/08<br />

which provide all the advantages of a fuseless<br />

circuit. Normally, the fuse in the supply line<br />

protects the switches from welding.<br />

3 5<br />

1 3 5<br />

2 4 6<br />

13<br />

14

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