cULus Listed

• Enclosure*: 12" x 10" x 6"; NEMA 4X - ultraviolet stabilized thermoplastic for outdoor use; NEMA 1 - metal for indoor use. Certain options may increase enclosure size. Magnetic Motor Contactor: Controls pump by switching hot electrical lines. HOA Switches: Offer manual operation of pumps (on circuit board). Green Pump Run Indicators: On circuit board Control ON/OFF Switch: On circuit board Float Switch Terminal Block: On circuit board Control/Alarm Auto Reset Fuses 3-phase panel measures 14" x 12" x 6". Multi-tap transformer (208/240/480 VAC primary) provides 120V control voltage. Motor protective switch provides adjustable overload, branch circuit protection and pump disconnect. Control/Alarm Power ON Indicator: On circuit board. Float Switch Status Indicators: Stop, lead, lag/alarm, alarm mounted on circuit board. Float switch push-to-test buttons. Circuit Breakers: Provide pump disconnect and branch circuit protection. Connection Terminal Block Auxiliary Contacts Ground Lug NEMA 4X: Red beacon and horn (83 to 85 dB), exterior test/normal/silence switch. NEMA 1: Door mounted red indicator and buzzer mounted internally (83 to 85 dB), exterior test/normal/silence switch.

Provides reliable alternating operation of two pumps with automatic override control in residential or commercial installations. Common applications include sump basins, effluent or sewage pump chambers and lift stations. Available in 3-float or 4-float configurations and NEMA 1 (indoor) and NEMA 4X (outdoor) enclosures. All panels must be ordered with the proper amp rating matching the pump. See the AE-series specifications or consult Liberty Pumps for ordering assistance.