Tomczyk is a professor of hvacr at ferris state university big rapids mi and the author of troubleshooting and servicing modern air conditioning refrigeration systems published by esco press.
Potential relay hvac.
This supco supr universal potential relay is used to start 1 phase capacitor type motors in air conditioning and refrigeration applications.
To order call 800 726 9696.
These relays meet all requirements for original equipment relays.
Provide additional starting torque for residential and commercial ac units heat pumps refrigerators and freezers with start assist kits.
Everyone in the field calls them potential relays in addition look at a schematic on an ac and you ll find pr potential relay.
To order call.
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Mars hvac potential relays mars series relays are manufactured for the hvac industry.
Always use the model number of the old relay when ordering a new one or cross reference it with a different manufacturer s relay.
Potential relay start capacitor cooling equipment relays.
50 60 hz culus contact rating 35 amp 400 vac operating position tab up instructions and wiring diagram included in each relay class b insulation c o m p.
The potential relay is normally closed and it opens when a sufficient pickup voltage is present between the 5 and 2 terminals on the relay.
Dependable cooling equipment relays from grainger help to ensure air conditioning and refrigeration equipment starts and runs smoothly.
Supco 9068 potential relay 35 a at 277 vac contact rating 50 60 hz cycle 502 v continuous coil voltage 325 345 pick up min max 135 drop max 4 8 out of 5 stars 6 13 95 13.
Tomczyk is a professor of hvac at ferris state university big rapids mi and the author of troubleshooting and servicing modern air conditioning refrigeration systems published by esco press.
What a dip.