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Transistor type AC arc welding machine no-load automatic stop circuit 2

Source: InternetPublisher:柯南道尔 Keywords: Arc welding machine transistor BSP Updated: 2020/11/08

35.<strong>Transistor</strong> AC<strong>Arc Welding Machine</strong>No-load self-stop<strong>Circuit</strong>Part 2.gif

The second circuit of the no-load automatic stop circuit of the transistor AC arc welding machine is shown in the figure. In the figure, the core section of the current transformer TA is 25rrirr12, the primary has 1 turns, and the secondary has 1000 turns. Contactor KA uses CJ20-40A, 380V.
   


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