nuckolls.bob(at)aeroelect Guest
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Posted: Sun May 27, 2018 3:16 pm Post subject: Is the OVP 5 A CB supposed to trip when I switch off the |
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At 05:14 PM 5/27/2018, you wrote:
Quote: | Barry,
I think that is at odds with the explanation offered by Bob, et al. If I understand them correctly, the diode does not protect the contacts of the relay, but rather the contacts of the switch that controls the relay. |
Correct. All Relays, contactors, solenoids, et. al.
will present a high voltage event across the windings
when the coil excitation current is removed. Here's
a couple of articles on the topic.
https://goo.gl/WUS1Ya
https://goo.gl/6sj8um
Bob . . .
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