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Siemens 3AK - Page 33

Siemens 3AK
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Description
9229 9923 176 0B 33
2013-09-09
1) Integrated varistor
2) Integrated rectifier for AC/DC 100 V
3) Attention: connect L+ for direct current (DC)
a) Undervoltage release
b) Low-energy trip-coil
c) 1st transformer-operated release
d) Signal: spring state with 64-pole plug-connector
e) Circuit-breaker tripping signal for 64-pole plug-connector
Fig. 37 Sample circuit diagram (part 3) of the vacuum circuit-breaker module
a) b) c) d) e)

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