PUMP-VAR DISPL, CCW
4577254
Model code: HR-L-057B-LS-20-30-NN-A-1-S1N4-A1N-NNN-NNN-NNN
This product has been discontinued.
The product is no longer available for purchase, but you can still find information about it, including service manuals, drawing etc.
4577254
Product specifications
Characteristic | Value | Description |
|---|---|---|
| Choke orifice | A | 0.8 mm diameter orifice - servo control |
| Control type | LS | Pressure compensated / load sensing [PC pressure range: 100-280 bar, LS pressure range: 10-40 bar] |
| Displacement and load life | 057B | 57cc/rev - 260 bar maximum continuous rated pressure |
| Displacement limiter | NNN | None |
| Frame | HR | H frame axial piston open circuit pump |
| Gain orifice | 1 | None |
| Load sensing setting | 30 | 30 bar [435 psi] |
| Pressure compensator setting | 20 | 200 bar [2900 psi] |
| Rotation | L | Counter-clockwise rotation |
| Shaft seal, front flange, and housing ports | A1N | Single Viton shaft seal, SAE-C 4-bolt flange, SAE O-ring ports |
| Shaft, auxiliary flange, and endcap | S1N4 | 14 tooth 12/24 pitch shaft, no auxiliary, axial, inlet: 4-bolt split flange (2 inch port, 0.5 inch threads), outlet: 4-bolt splitflange (1 inch port, 0.375 inch threads) |
| Special features | NNN | Black paint, Danfoss tag |
| Special hardware | NNN | Special hardware - none |
| Torque limiter setting | NN | Not applicable |
General specifications
Characteristic | Value |
|---|---|
| Proposition 65 | Cancer and Reproductive Harm |