DC relay circuits to delay the release of a second


Posted on Nov 10, 2015    11908

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, thus making prolonged release. Figure 6-24 (b) of Rf can not.


DC relay circuits to delay the release of a second
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