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What are the dc power consumption values (110V dc) & mode of supply (permanent, short time, starting) for SF circuit breakers used in SM6-24?
Attached pages gives the power consumption of different auxiliary devices used with SF circuit breakers.
Information summarized below in reference to attached simplified wiring diagram for 110V dc power supply:
Type of auxiliary devicePower consumption (W) @ 110VdcMode of supply/average durationRe-occurrence
Shunt closing release50Wshort time/50mseach closing cycle (according to application)
Shunt opening release50Wshort time/70mseach opening cycle (according to application)
Under voltage release
  • triggering: 100W
  • latched: 10W
Continuous (10W)Continuous
Electrical motor with gearing380Wshort time/15seach closing cycle (re-arming of the closing spring), according to switching cycles/application

Schneider Electric United Arab Emirates

Attachment(s)
SF circuit breaker auxiliaries.pdf [692.88 KB]
SF simplified wiring diagram.jpg [54.42 KB]
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