Hydraulic unit model У27.70.203
Purpose
The hydraulic unit of the model У27.70.203 (U27.70.203) is designed for the individual drive of the working parts of the hydraulic presses at the line for cutting rolled steel.
The hydraulic unit operates on pure mineral oil with kinematic viscosity of 21-265 mm2 / s at oil temperature of 10 ... 50°C and ambient temperature of 1 ... 45°C.
The cleanliness class of the working fluid is not lower than 12 according to GOST 17216-71.
Recommended brands of oils: ИГП-30, ИГП-18, turbine Т25, Т30.
Technical parameters
| Parameter name | Parameter data | |||
| Nominal pressure MPa | ||||
| piston pump lines | 32 | |||
| vane pump lines | 2,5 | |||
| Pressure setting pressure relief valves | ||||
| КП1 | 5,0 | |||
| КП4 | 2,5 | |||
| КП2 | 33 | |||
| КП3 | 40 | |||
| РД | 25 | |||
| Flow volume at the outlet of the hydraulic unit, l / min |
||||
| at a pressure of 32 MPa | 8 | |||
| at a pressure of 2,5 MPa | 138 | |||
| Control | electrohydraulic | |||
| Tank nominal capacity, l | 200 | |||
| Overall dimensions, mm: | ||||
| length | 1270 | |||
| width | 655 | |||
| height | 1145 | |||