Goulds 3SDX12K5FC Explosion-Proof Submersible Sewage Pump – 7-1/2 HP, Three Phase, 575V, Class 1 Div 1 Groups C & D

The Goulds 3SDX12K5FC is a 7-1/2 HP explosion-proof submersible sewage pump rated for hazardous locations, with a two-vane semi-open non-clog impeller and a 3" ANSI-flanged discharge. It runs on 575V, three phase, 60Hz, 1750 RPM power. Explosion Proof Motor: For use in hazardous locations. Rated Class 1, Division 1, Groups C & D.

• Horsepower: 7-1/2 HP
• Phase: Three Phase
• Voltage: 575V, 60Hz, 1750 RPM
• Full Load Amps: 8.1 A
• Service Factor Amps (1.15): 9.2 A
• Locked Rotor Amps: 50.0 A
• Discharge: 3.0" ANSI 125# flanged, horizontal
• Solids Handling: 2.5" max spherical solids
• Impeller Diameter: 8.31" (code F)
• Shipping Weight: 250 lbs (brochure spec table)
• Power Cord: 25 ft standard (50 ft optional), 14/4 SOW/SOOW
• Maximum Submergence: 200 ft
• Maximum Working Pressure: 100 PSI
• Maximum Ambient Temperature: 104°F
• Maximum Run Time in Air: 15 min
• Maximum Starts Per Hour: 10
• Moisture Protection: Dual moisture-sensing probes in oil-filled seal chamber between inner/outer seals; must be wired to seal-fail relay in control panel
• Explosion-Proof Rating: Explosion Proof Motor: For use in hazardous locations. Rated Class 1, Division 1, Groups C & D.
• Agency Listing: Tested by CSA to UL Std's 778, 1207 and 674. Tested by CSA to CSA 22.2 Std's 108-M89 and 145-M1986. These ratings cover use in Hazardous (Classified) Locations Class I, Division 1, Groups C & D; Class II, Groups E, F & G. File #LR38549.
• Applicable Standards: NEMA, IEEE, ANSI, NEC

Construction & Features:

• Impeller: Cast iron, ASTM A48 Class 30 (standard, material code 1003); optional silicon bronze, ASTM B584 C87600 (material code 1179)
• Casing: Heavy duty gray cast iron, ASTM A48 Class 30 (material code 1003)
• Shaft: 416 stainless steel, keyed
• Bearings: Single row, greased-for-life, sealed ball bearings (radial+thrust), L10 17500 hrs
• Motor: NEMA Design B, air-filled, F, 155C (310F) insulation
• Motor Enclosure: Cast iron, ASTM A-48 Class 30 (minimum)
• Thermal Protection: Two (2) normally-closed on-winding thermostats, automatic reset; open at 153C (307F), reset/close at 140C (284F)
• Mechanical Seal System: Upper (fixed): carbon/rotary, ceramic/stationary, Buna elastomers, 304SS metal parts. Lower/outer (5th char=1, standard on all 20 SKUs): carbon/rotary, ceramic/stationary, Buna elastomers, 304SS metal parts -- tandem seal system in oil-filled seal chamber w/ dual moisture sensor probes

Applications: Submersible sewage pumping in Class I, Division 1, Groups C & D hazardous locations -- lift stations and wastewater applications where explosive or flammable vapors may be present.