Description
QDC25 two-position and five-way solenoid valve is a control component used to control the opening and closing of high-voltage isolating switches of the electric locomotive products.
Function
The valve is installed under the baseboard of the high-voltage disconnector, connected to cylinder by control module. Two coils respectively control the 2 directions of the air path ,push the cylinder spindle to move in right and left directions, so to turn on and off the disconnector.
Applications
- 04、BT25.04A、BT25.07、BT25.07A series of high-voltage isolating switches.
- The locomotive types: HXD1,HXD1B,HXD1C,HXD3,HXD3B,Malaysia bullet trains, CRH2A、CRH2B、CRH2C、CRH2E、CRH380A、CRH380AL、CRH2A+、locomotive of plateau, the domestic locomotives like “Iron Eight”, “Gold Eight”, ”Gold Twelve”
Technical Data
| Nominal Diameter | Φ8 mm |
| Operating Pressure | 0.24 ~ 1.0 MPa |
| Rated Working Voltage | DC 110V |
| Working voltage range | DC 77 V ~ 138 V |
| Coil Resistance | 4200Ω±8% |
| Connection type | DIN43650B |
| Protection Class | IP65 |
| Lifetime | ≥80,000 times |
| Working temperature | -40℃~ +70℃ |
| Working humidity | ≤95% |
| Applicable Medium | Clean and Dry Non-corrosive Compressed Gas |
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