A.Y. McDonald 21050M3A Bronze Well Pump Motor & Control Box 25 GPM 0.5 HP 115V 3-Wire Single-Phase Commercial & Industrial__Wastewater__Wastewater Pumps__Grinder__Hydromatic A unique microcontroller-based voltage-sensing circuit

A unique microcontroller-based voltage-sensing circuit constantly monitors the voltage to detect harmful power line conditions

For Example

McDonald AutoDRIVE Variable Frequency Drive Description

Auxiliary Alarm Contact

A.Y. McDonald 21050M3A Bronze Well Pump Motor & Control Box 25 GPM 0.5 HP 115V 3-Wire Single-Phase Commercial & Industrial__Wastewater__Wastewater Pumps__Grinder__Hydromatic A unique microcontroller-based voltage-sensing circuitA. Y. McDonald offers a full line of four inch submersibles ranging from 1 3 through 5 horsepower, with flow rates ranging from 5 to 25 gallons per minute (GPM). Our 21000 submersibles offer peak capacity performance in 5, 7, 10, 15, 20, and 25 gallons per minute (GPM) models. All M Series No Lead Pumps come with a 1 1 4" discharge and sizes range from 1 2 to 5 horsepower (HP). Two wire models up to 1 1 2 horsepower (HP) or three wire models up to 5