This document describes the features and characteristics of the WYQ-1 permanent magnet mechanism controller product from Chunxing Electric Power Technology, including remote control of opening/closing, manual control of opening/closing, monitoring and alarm of opening/closing circuit faults, voltage indication of energy storage capacitors, overcharging protection of energy storage capacitors, etc.
The WYQ-1 permanent‑magnet controller is designed for single‑coil vacuum circuit breakers, providing remote and manual split/close functions, fault monitoring, and energy‑storage capacitor management. It consists of a control unit and external energy‑storage capacitors, mounted inside the breaker housing.
The manual covers product overview, mechanical dimensions, technical parameters, wiring diagrams, installation steps, operation procedures, troubleshooting, and ordering information, ensuring safe and reliable operation in power‑grid applications. This manual is written in Chinese.
| Rated supply voltage | 220 VAC |
|---|---|
| Rated supply frequency | 50 Hz |
| Command voltage (split/close) | 220 VDC |
| Split energy‑storage capacitor | 4700 µF / 250 V |
| Close energy‑storage capacitor | 30000 µF / 250 V |
| Charging voltage (split capacitor) | 95–105 V (default 100 V) |
| Minimum working voltage | ≥90 % of charging voltage |
| Charging power consumption | ≤300 VA |
| Regulation power consumption | ≤25 VA |
| AC contact break capacity | 30 VA (≤250 V, ≤2 A) |
| DC contact break capacity | 30 W (≤250 V, ≤2 A) |
| Insulation resistance | ≥100 MΩ |
| Dielectric strength | 2 kV (50 Hz AC) |
| Impulse voltage | 5 kV |
| Operating temperature range | -10 °C to +55 °C |
| Extreme temperature range | -25 °C to +70 °C |
| Maximum relative humidity | 90 % RH |
| Atmospheric pressure | 80–110 kPa |
The controller uses a 220 VDC command voltage for both split and close signals.
The fault indicator lamp lights and the fault relay contacts close, providing a fault output signal.
It can be set between 95 V and 105 V at the factory, with a default of 100 V.