Welcome: Nanyang Jinguan Electric Co., Ltd.
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Global supplier of 25kV lightning arresters for electrified railways, designed for high-speed rail & EMU, 10kA nominal discharge current, high vibration resistance. TB/T 3387 & IEC 60099-4 compliant, exported to over 80 countries.
Nanyang Jinguan Electric Global Supply
Nanyang Jinguan Electric Co., Ltd. specializes in supplying metal oxide surge arresters dedicated for electrified railways worldwide, 25kV voltage, designed for electrified railways, EMU trains, and urban rail transit. Featuring polymer or porcelain housing with high vibration resistance, low residual voltage, and fast response to protect railway traction power supply systems from lightning and switching overvoltages.
| Parameter Category | Specifications | Standards Compliance |
|---|---|---|
| Rated Voltage | 25kV AC | TB/T 3387, IEC 60099-4 |
| Nominal Discharge Current | 10kA (8/20μs) | - |
| Max Continuous Operating Voltage | 22kV | - |
| Lightning Impulse Residual Voltage (10kA) | ≤65kV | - |
| Steep Impulse Residual Voltage (10kA) | ≤72kV | - |
| Switching Impulse Residual Voltage (0.5kA) | ≤55kV | - |
| High Current Impulse Tolerance | 100kA (4/10μs, 2 times) | - |
| Repetitive Charge Transfer | 1.5C | - |
| Partial Discharge | <5pC | - |
| Short-Circuit Current Rating | 50kA/1s | - |
| Housing Type | Polymer/Porcelain | - |
| Operating Temperature | -40°C to +60°C, IP65 protection | - |
| Mechanical Strength | Vibration >15g, Seismic >10g | - |
High Vibration Resistance: Optimized for EMU vibration environments, lightweight structure.
Fast Response: Non-linear resistor characteristics, <1ms response time.
Strong Weather Resistance: Waterproof and dustproof for outdoor railway use.
Easy Installation: Hot-plug interface with online monitoring support.
Protection for electrified railway traction power supply and EMU trains.
High-speed rail, urban rail transit, and electrified railway substations.
All products are type-tested by KEMA, CEPRI, STL and other international laboratories and fully compliant with the latest TB/T 3387-2018, IEC 60099-4, EN 50526-1 standards. Complete test reports and export documentation available.
Contact Us
Company：Nanyang Jinguan Electric Co., Ltd. Email：[email protected] Tel / WhatsApp：+86-130-3760-0603
Address：Wolong District, Nanyang City, Henan Province, China
Worldwide inquiries, samples and OEM/ODM cooperation are warmly welcomed!
Contact: Mr. Ma
Phone: +8613037600603
Tel: +8613037600603
Email: [email protected]
Add: Industrial Zone, Wolong District, Nanyang, Henan, China 473000
