SEAFLO 31 SERIES AUTOMATIC DEMAND DIAPHRAGM PUMP
31 AC Series Diaphragm Pump
The SEAFLO 31 AC series pumps are capable of continuous heavy duty and extreme workloads. Matched with high performance motor, the 31 AC series has extreme chemical capability and goes beyond the normal call of duty with many other additives as well. This 3-chamber diaphragm pump provides up to 1.8 gallons per minute and is capable of self-priming up to 6 vertical feet and can run dry without damage. They are easy to install, service and winterize.
FEATURES & BENEFITS
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- Adjustable pressure switch from 17-170psi for OEM when needed. - Threaded connections with multiple fittings allow connection to any outlet. - Quite operation. Motor sounds not louder than your room fan running. - Provide reliable performance in moderate water flow, high pressure applications and can run continuously. |
- Iron & Rubber feet for noise reduction for vibration. - Compact design and heavy-duty demand switch. - Can run dry. |
TYPICAL APPLICATIONS
Marine, RV, Agricultural Spraying, General Industrial, Filtration, Beverage Processing, Solar Water System, etc.
| PUMP | |
| Type | 3 Chamber positive displacement diaphragm pump, self-priming, capable of being run dry. |
| Control Type | Pressure switch. |
| Max Recommended Temperature | 60° C（140° F） |
| Priming Capabilities | 6 feet (1.8 m) suction lift |
| Re-start Pressure |
Shut-off Pressure 60 PSI: 48 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 80 PSI: 65 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 100 PSI: 75 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 120 PSI: 98 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 160 PSI: 105 PSI ±5 PSI (±0.3 bar) |
| Inlet/Outlet Ports | 3/8"-18 FNPT |
| Weight | 5.0 lbs (2.3 kg) |
| MOTOR | |
| Leads | 16 AWG, 13" (33 cm) long with 2-Pin connector/Leads |
| Duty Cycle | Continuous |
| Max.Amp Draw | 1.0 A |
| Fuse | 1.5 A |
STANDARD PUMP CONFIGURATIONS
| Model | Voltage |
Open Flow |
Shut-off Pressure |
Max Draw |
Control Type | Valves | Diaphragm | Ports |
Wire Connections |
| SFDPA1-015-160-31 | 115V | 1.5/5.5 | 160/11.0 | 1.1A | Pressure Switch | EPDM | Santoprene | 3/8" FNPT | 2-Pin/Leads |
| SFDPA2-015-160-31 | 230V | 1.5/5.5 | 160/11.0 | 0.6 A | Pressure Switch | EPDM | Santoprene | 3/8" FNPT | 2-Pin/Leads |
PERFORMANCE
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1.5GPM 115V/AC
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HEAT RISE
DIMENSIONS
PRODUCT DETAILS
| Key | Description | Quantity |
| A | Pump Head Assembly | 1 |
| B | Valve Assembly | 1 |
| C | Diaphragm Assembly | 1 |
| D | Motor Assembly | 1 |
| 1 | Pressure switch | 1 |
| 2 | Diaphragm of Pressure Switch | 1 |
| 3 | Pump Head | 1 |
| 4 | Diaphragm | 1 |
| 5 | Rubber Feet | 4 |
| 6 | Iron Base Plate | 1 |
| 7 | Motor | 1 |
CAUTION
Please make sure correct wiring, otherwise it will damage the pump (The red cable should be connected with the positive pole, and the black cable should be connected to the negative pole).
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