Capacitor switch
High-power intelligent switching device
Low-power intelligent switching device
Automatic switching device
High-power intelligent switching device
Low-power intelligent switching device
Automatic switching device
Technical parameters
| Rated voltage | 400VAC, 660VAC (special customizable) |
| Switching capacity | 25kvar, 50kvar, 100kvar, 200kvar, 400kvar (special customizable) |
| number of phases | Three-phase (inside the angle, outside the corner), single-phase |
| response time | ≤20ms |
| control signal | 24VDC |
| operating frequency | 50Hz±5% |
| dv / dt | ≥800V/μs |
| di / dt | ≥100A/μs |
| Power consumption | Low power consumption, low thermal resistance, contact voltage drop ≤ 2.0V |
Conditions of use
Ambient temperature: -20°C~+40°C;
The relative humidity of the air does not exceed 50% at a temperature of 40°C, and a higher relative humidity is allowed at a lower temperature, such as 90% at +20°C;
The power supply should be a 50Hz sine wave, the voltage fluctuation range should not exceed ±20% of the rated value, and THDU≤30%;
Atmospheric pressure: 79.5kPa~106.0kPa (altitude 2000m and below);
Vibration conditions: no severe vibration and shock;
No conductive and explosive dust, no corrosive gas.
Installation position and size
This device is installed in the TSF/TSC cabinet and is used for switching of low-voltage reactive power compensation capacitors (groups).
Dimensions:A×B×C=395(mm)×322(mm)×620(mm)
Fixed size:D×E×F=200(mm)×300(mm)×550(mm)
Technical parameters
| Rated voltage | 400VAC |
| Response time | ≤20ms (all three phases are invested in time) |
| Control signal | 12VDC、24VDC |
| Operating frequency | 50Hz±5% |
| dv / dt | ≥800V/μs |
| di / dt | ≥100A/μs |
| Power consumption | Tube pressure drop ≤ 2.0V |
Outline and installation dimension drawing
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