Siemens 3AK Operating Instructions Manual page 31

a)
9229 9923 176 0B
2013-09-09
b)
1) Integrated varistor
2) Integrated rectifier for AC/DC ≥ 100 V
3) Line H07V-K1x2.5sw (as per EN 50525-2-31) when motors are used with DC 24 V/48 V and 60 V
4) Only if a mechanical closing lock is ordered at the same time
a) Motor winding for DC
b) Motor winding with rectifier for AC
c) Closing
d) Closing with anti-pumping device
Fig. 35 Sample circuit diagram 64-pole (part 1) of the vacuum circuit-breaker
c) d)
Description
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