Electric welding machine no load electricity saver 11

Published:2011/6/30 21:54:00 Author:Nicole | Keyword: electric welding machine, electricity saver | From:SeekIC

The electric welding machine no load electricity saver circuit is composed of knife switch Q, AC contactor KM, relay K, power transformer T1, electric welding machine transformer T2, transistors V1, V2, resistors R1, R2, capacitors C1, C2, potentiometer RP, diodes VD1-VD3 and current transformer TA, it is shown in the figure 8-15. In the circuit, 24V DC power supply circuit is made of T1, VD, C1, the current detection control circuit consists of K, KM, Rl, R2, RP, C2, VD2, VD3 and TA. V2's sensitivity can be changed by adjusting RP.



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