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HALS Lube (Hansung) Lubrication Pump HMGP-303M 20L Floor Mount
Brand: HALS Lube
Part number: HMGP-303M 20L Floor Mount (also written HMGP303M20LFloorMount or HMGP 303M 20L Floor Mount). Machine manufacturer part number: 400916-00048B. Brand: HALS Lube (Hansung). Type: lubrication pump.

The HMGP-303S and HMGP-303M are externally controlled, fixed quantity lubrication pumps, well suited to high precision and large machine tools.
Made in Korea by Hansung Precision. IndustryNest is an authorized HALS Lube dealer. Ordered from the factory: ships in 21-30 days. Call 847-466-5459 for help matching a pump.
Features
- Main drive connections are one-piece die castings for durability
- External control, so the machine can run the pump freely
- Built-in low fluid level and low pressure detection
- Maximum run time is 4 minutes. Set rest time to 4 times the run time for accurate metering valve operation
- Manual button for test running and bleeding air from the lines
- Set to 17 kg/cm2 at the factory. Actual pressure can vary with oil viscosity and temperature
- The pressure switch sends a contact signal to the machine control when set pressure is reached in time
Specifications
| Specification | HMGP-303S | HMGP-303M |
|---|---|---|
| Pump type | Gear pump | Gear pump |
| Discharge pressure | 17 kg/cm2 (242 psi) | 17 kg/cm2 (242 psi) |
| Pressure gauge | 0-35 kg/cm2 | 0-35 kg/cm2 |
| Oil viscosity | 32-220 cSt | 32-220 cSt |
| Filter | 80 mesh | 80 mesh |
| Standard tank | 4 L (1.06 gal) | 2 L (0.53 gal) |
| Discharge | 150 cc/min (9.2 cu in/min) | 150 cc/min (9.2 cu in/min) |
| Float switch | Type A contact (NO) | Type A contact (NO) |
| Pressure switch | 12 +/- 1 bar ON | 12 +/- 1 bar ON |
| Oil supply control | External control | External control |
| Motor input | 80 W, 1 phase, 50/60 Hz | 80 W, 1 phase, 50/60 Hz |
| Voltage and current | 110 V 1.8/1.24 A, 200 V 1.0 A, 220 V 1.35/0.85 A | 110 V 1.8/1.24 A, 200 V 1.0 A, 220 V 1.35/0.85 A |
| Weight, standard tank | 4 kg (9 lb), packed 4.5 kg | 3.5 kg (8 lb), packed 4 kg |
| Packing size, standard tank | 36 x 18 x 31 cm | 23 x 14 x 28 cm |
This listing is the HMGP-303M 20L Floor Mount build. Tank size differs from the standard tank shown above, so weight and packing size differ too.
Components


External Dimensions


Hydraulic Circuit and Wiring


How to Read the Model Number
- HMGP: Hansung lubrication pump
- 303M: 2 liter type, 303S: 4 liter type
- T plus number: tank. 2 is resin tank (303M), 4 is resin tank (303S), steel tank is an option
- F: with float switch, P: with pressure switch
- 110 or 220: voltage
- M: with manual switch