Dry tank (initiates an immediate pump shut-down).
Continuous pump run.
Low incoming voltage.
Pump motor failure.
Short circuit detection.
Controller faults.
Open circuit detection.
Specifications
3/4 hp fixed speed models are available in variable and fixed length options.
Check valve: 70 mm diameter fluorocarbon seal constructed on cast aluminium body and steel backing washer.
Pressure relief valve: available in four pressure relief settings, integral to check valve. Standard model relieves at 2.76 bar and resets above 2.41 bar.
Syphon: venturi-type syphon primer supplied with every submersible. Syphon check valve and secondary syphon sold separately.
Air eliminator: every submersible includes a tank return path with one-way check valve to provide active air elimination.
Electrical disconnect: electrical yoke for positive contractor disconnect during service.
Pump Motor
3/4 hp fixed speed, 2875 rpm, multi-stage centrifugal type pump motor with integral, automatic, thermal overload protection.
Power Requirements
75B models require single-phase, 200-250 VAC, 50 Hz incoming power.
75B models incorporate a starting and running capacitor, with internal bleed resistor, rated 440 Volt, 15 microfarad.
STP-SCI single-phase smart controllers and STP-CBBS single-phase control boxes are available for 75B control.
75C models require three-phase, 380-415 VAC, 50 Hz incoming power.
STP-SCIIIC three-phase smart controllers available for 75C control.
Liquid Compatibility
Max. liquid viscosity: 70 SSU at 60°F (15°C).
Standard models are listed for fuel mixtures containing up to 10% ethanol with gasoline, and 20% MTBE, 20% ETBE or 17% TAME with gasoline.
STPAG models are compatible with fuel mixtures containing diesel fuel with up to 20% biodiesel, 100% biodiesel, up to 85% ethanol with gasoline, and 20% MTBE, 20% ETBE or 17% TAME with gasoline.
3/4 hp fixed speed models can also be used with diesel fuels, fuel oils, kerosene, Avgas and jet fuels in a non-gelled pourable state.
All wetted elastomers are made of a high grade, fluorocarbon compound.
Approvals/Certifications
Consult factory for applicable approvals.
Quality Certification
Franklin Fueling Systems is an ISO 9001Certified Manufacturer.