Zoeller Single-Phase, Duplex Electrical Alternator Control Panel, 15-20A (NEMA 1 Enclosure)

An Electrical Alternator is used on a Duplex pump application where automatic alternation of the pumps is desired for added protection in residential or commercial applications. With one pump operating to handle normal flow, a second pump becomes operational in the event the water level continues to rise. The built-in alarm system, a standard feature, can be connected to sound when the second pump becomes operational (3-float switch system) or in dependently (4-float switch system). All electrical systems must be installed by a qualified electrician and according to the National Electrical Code. Features: Hand-Off-Auto Toggle Switch for each pump. Green pump run pilot light for each pump. Alarm test and silence switches. Red pilot light (Nema 1 Only) and audible alarm with 83 to 85 decibel rating for a high water condition. Red Alarm Beacon included with Nema 4X enclosure. Auxiliary Dry Contact. High Water Alarm. On Single Phase - Circuit breaker for each pump. On Three Phase - Motor protective switch with...