DC relay delayed release circuit 2 b

Posted on Mar 28, 2007

Circuit shown in Figure 6-24. Both ends of the relay coil in parallel with a resistor Rf or auxiliary diode VD, is equivalent to power after a short circuit coil core increase,

DC relay delayed release circuit 2 b
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thus making prolonged release. Figure 6-24 (b) of Rf can not.

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