Functional Devices RIB04P Relay Common Questions What causes a

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Functional Devices RIB04P Relay Common Questions What causes aThe Functional Devices RIB04P is a heavy duty DPDT enclosed power relay engineered for high voltage industrial and commercial HVACR applications. Rated for 480V 20A, this dual pole double throw relay provides reliable control for heavy motor loads and multi circuit switching. Housed in a NEMA 1 rated enclosure, the power control relay features a 1 2" nipple for direct mounting to electrical boxes, simplifying HVAC relay installation in the field. The