HL Series Internal Gear Pumps (Single Pump)
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- Employs axial and radial pressure compensation design, maintaining high volumetric efficiency even at low speeds and low viscosities.
- Ultra-low noise, achieved through high-strength cast iron and a unique internal silencing design.
- Minimal flow and pressure pulsation, maintaining stable flow and pressure output even at low speeds.
- High-pressure design, with a maximum operating pressure of up to 35MPa.
- Wide speed range, with a maximum speed of up to 3600 r/min.
- Excellent oil suction characteristics.
- Insensitive to oil contamination, ensuring a long service life.
- Compact structure.
Technical Specifications
Pump series | Size | Displacement (mL/r) | Operating pressure (MPa) | Rotation speed (rpm) | Weight (kg) | ||
Rated pressure | Peak pressure | Max. | Min. | ||||
| 3.5 | 3.6 | 31.5 | 35 | 3600 | 400 | 4 |
5 | 5.2 | 31.5 | 35 | 3600 | 400 | 4.2 | |
6.3 | 64 | 31.5 | 35 | 3600 | 400 | 4.4 | |
8 | 8.2 | 31.5 | 35 | 3600 | 400 | 4.6 | |
10 | 10.2 | 31.5 | 35 | 3600 | 400 | 4.8 | |
13 | 13.3 | 31.5 | 35 | 3000 | 600 | 4.9 | |
16 | 16.0 | 31.5 | 35 | 3000 | 600 | 5.2 | |
20 | 20.0 | 25 | 30 | 3000 | 600 | 5.6 | |
| 25 | 25.3 | 31.5 | 35 | 3000 | 200 | 14.5 |
32 | 32.7 | 31.5 | 35 | 3000 | 200 | 15 | |
40 | 40.1 | 31.5 | 35 | 3000 | 200 | 16 | |
50 | 50.7 | 31.5 | 35 | 3000 | 200 | 17 | |
63 | 63.7 | 25 | 30 | 3000 | 200 | 18.5 | |
| 80 | 81.4 | 31.5 | 35 | 3000 | 200 | 43.5 |
100 | 100.2 | 31.5 | 35 | 3000 | 200 | 45.5 | |
125 | 125.3 | 31.5 | 35 | 3000 | 200 | 48 | |
160 | 162.8 | 21 | 26 | 3000 | 200 | 52 |
HL0: Technical Specifications
Pump model | A1 | A2 | A3 | A4 | A5 | A6 | A7 | P | A8 | A9 | A10 | S | A11 | A12 | A13 |
| 101.5 | 52.5 | 96 | 51 | 100.6 | 47 | 5.8 | Ø9 | 38.1 | 17.5 | M8 depth13 | Ø14 | 38.1 | 17.5 | M8 depth13 |
| 105.5 | 54.5 | 96 | 51 | 100.6 | 47 | 5.8 | Ø11 | 38.1 | 17.5 | M8 depth13 | Ø14 | 38.1 | 17.5 | M8 depth13 |
| 108.5 | 56 | 96 | 51 | 100.6 | 47 | 5.8 | Ø11 | 38.1 | 17.5 | M8 depth13 | Ø19 | 47.6 | 22.2 | M10 depth 15 |
| 113 | 58.25 | 96 | 51 | 100.6 | 47 | 5.8 | Ø13 | 38.1 | 17.5 | M8 depth13 | Ø19 | 47.6 | 22.2 | M10 depth 15 |
| 118 | 60.75 | 96 | 51 | 100.6 | 47 | 6.2 | Ø13 | 38.1 | 17.5 | M8 depth13 | Ø21 | 52.4 | 26.2 | M10 depth 15 |
| 117.5 | 59.25 | 99.6 | 49.8 | 106.6 | 55.8 | 6.2 | Ø13 | 38.1 | 17.5 | M8 depth13 | Ø19 | 52.4 | 26.2 | M10 depth 15 |
| 123 | 62 | 99.6 | 49.8 | 106.6 | 55.8 | 6.2 | Ø13 | 38.1 | 17.5 | M8 depth13 | Ø19 | 52.4 | 26.2 | M10 depth 15 |
| 131 | 66 | 99.6 | 49.8 | 106.6 | 55.8 | 6.2 | Ø18 | 47.6 | 22.2 | M10 depth 15 | Ø26 | 58.7 | 30.2 | M10 depth 15 |
HL1: Technical Specifications
Pump model | A1 | A2 | P | A3 | A4 | A5 | S | A6 | A7 | A8 |
| 139 | 73 | Ø18 | 47.6 | 22.2 | M10 depth 17 | Ø32 | 58.7 | 30.2 | M10 depth 17 |
| 146 | 76.5 | Ø18 | 47.6 | 22.2 | M10 depth 17 | Ø32 | 58.7 | 30.2 | M10 depth 17 |
| 153 | 80 | Ø20 | 52.4 | 26.2 | M10 depth 17 | Ø32 | 58.7 | 30.2 | M10 depth 17 |
| 163 | 85 | Ø20 | 52.4 | 26.2 | M10 depth 17 | Ø32 | 58.7 | 30.2 | M10 depth 17 |
| 177 | 92 | Ø20 | 52.4 | 26.2 | M10 depth 17 | Ø32 | 58.7 | 30.2 | M10 depth 17 |
HL2: Technical Specifications
Pump model | A1 | A2 | P | A3 | A4 | A5 | S | A6 | A7 | A8 |
| 204 | 109.5 | Ø32 | 69.9 | 35.7 | M12 depth 20 | Ø50 | 77.8 | 42.9 | M12 depth 20 |
| 213 | 114 | Ø32 | 69.9 | 35.7 | M12 depth 20 | Ø50 | 77.8 | 42.9 | M12 depth 20 |
| 225 | 120 | Ø38 | 79.4 | 36.5 | M16 depth 25 | Ø63.5 | 88.9 | 50.8 | M12 depth 20 |
| 243 | 129 | Ø38 | 79.4 | 36.5 | M16 depth 25 | Ø76 | 106.4 | 61.9 | M16 depth 25 |
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