The 283-3 from Liberty Pumps is an Automatic Sump/Effluent Pump w/ Wide Angle Float Switch, 1/2HP, 35' cord, 115V. It's recommended for pumping of drainage, effluent and waste water, and other non-corrosive, non-explosive liquids. The 280-series utilizes a single phase permanent split capacitor motor at 1/2 HP that produces a flow rate of 20 GPM at 30 feet of head and has a shut-off head of 37 feet. Liberty 283-3 Submersible Effluent/Sump Pump operates at 115V, 8.5 Amp, and 60 Hz with maximum fluid temperature of 140F. The convenient piggy-back plug allows for manual operation without the removal of the pump.

Liberty 283-3 Effluent/Sump Pump has a 1 1/2 inch Discharge with 3/4 inch solids-handling capability, covers a wide-range of low-head to mid-range pump applications.

Features:

• Vortex style impeller permitting passage of solids up to 3/4";
• Cast iron pump housing with protective epoxy coating for corrosion resistance;
• Oil-filled motor housing for lifetime lubrication and rapid heat dissipation;
• 1/2 HP shaded pole motor with thermal overload protection;
• Stainless steel screws, bolts and handle to protect against corrosion;
• Mechanical seal (stainless steel spring, nitrile parts, carbon and ceramic faces) to assure maximum protection against pump failure;
• Upper and lower sintered sleeve bearings for extended motor life;
• Automatic operation with piggyback mechanical float switch with "ON" level at 13" and "OFF" level at 7" (pumping range is adjustable);

Technical Specifications:

• Discharge Size: 1 1/2" FNPT;
• Solids Handling Capability: 3/4" dia.;
• Listing: UL/CSA;
• HP: 1/2;
• Volts: 115;
• Phase: 1;
• Hertz: 60;
• Amps: 8.5;
• Flow @ 5': 62 GPM;
• Flow @ 10': 56 GPM;
• Flow @ 20': 42 GPM;
• Thermal overload temp: 248F;
• Minimum Sump Diameter: 14";
• Shut-off Head: 37';
• Cord Length: 35';
• Height: 13"
• Weight: 29 lbs;

Warranty:

• 3 years manufacturer's warranty