VD4-12 Spring-operated circuit breaker control, signal circuit(Traditional operating mechanism)

Master Electrician
10/11/2024

VD4-12 Spring-operated circuit breaker control, signal circuit

屏幕截图 2024-10-11 102115.jpg

SFA:change-over switch

SFB:change-over button

QF:Dc air circuit breaker

QC:Ground switch

WCC:Wire Connection Center

V:Rectifier bridge


The inside of the frame is divided into the inside of the circuit breaker car

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