RY-HP Heat Pump Circulating Pump Relay
The pump sharing module, part number APSMA, is designed to allow two units to share one flow center. With the RY-HP module, either unit can energize the pump(s). The module must be mounted in a NEMA enclosure or inside the unit control box. Contacts are 10 Amps @ 277 Volts, 1/3 HP @ 250 Volts.
