BT9404 type excitation switch control circuit
Source: InternetPublisher:傻阿乐 Keywords: Magnetic switch switch control circuit BSP control switch Updated: 2020/09/12
BT9404 type excitation switch is composed of CJ4-S type contactor and JT3-21/3 type electromagnetic relay. The control circuit
is shown in Figure 7-55.
In the figure, KM is contactor CJ4-S; KT is time relay JT3-21/3; SA is control switch LW2-2-la,
4, 6a, 40, 20/F8; Hi and Hz are green and red lights XD2 ,llov, 8W, additional resistance 2.5k0; SQi, SQ2
are terminal switches.
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