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One of the no-load automatic stop circuits of transistor type AC arc welding machine
Source: InternetPublisher:两手空空 Keywords: Arc welding machine transistor BSP Updated: 2020/10/18
One circuit of the no-load automatic stop circuit of the transistor AC arc welding machine is shown in the figure. Adjusting resistor R2 can change the delay pull-in time of relay KA, which is generally set at
about 30s.
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