Control relays and timer modules on ship's electrical system
Control relays and timer modules on ship’s electrical system
Contactors and relays from certain manufacturers are constructed to work with a separately top-mounted ‘shock absorber’ mechanism. It is attached as an accessory to the basic unit, preventing immediate full motion of the contacts when the coil is either energized or de-energized.
This addition provides the ordinary relay with time-delay actuation. Time-delay modules are constructed to delay…
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