Medium-voltage Surge Arresters

Medium-voltage Surge Arresters

Medium-voltage surge arresters use metal oxide varistors (MOVs) having excellent electrical properties, these arresters provide superior over-voltage protection for MV distribution systems....

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Medium-voltage Surge Arresters 

Description

Medium-voltage surge arresters use metal oxide varistors (MOVs) having excellent electrical properties. These arresters provide superior over-voltage protection for MV distribution systems. 

Technical Specification

Rated voltage:

21kV

Continuous operating voltage:

17kV

Creepage distance:

750mm

DC 1mA reference voltage:

33kV

The leakage current of 0.75-fold U1mA reference voltage:

≤ 30μA

Frequency 1mA reference voltage:

≥ 21kV

Continuous operating voltage resistive current:

≤ 200μA

4/10µ s high current impulse withstand:

100kA

8/20µ s lightning current impulse:

≤ 57kV

2000μs square wave current impulse withstand:

250A

Drawing of Medium-voltage Surge Arresters

image001.jpg

Our Service

1. We have rich industry experience.

2. We can provide products with different quality as required.

3. We have our own factory, so price will be the best one.

4. We can design and customize product according to your requirements.

5. We promise to delivery within 30 days.

6. We have professional engineers team for product design service.

7. Professional testing machine to ensure the products are qualified.

8. Our products are well packed.

9. Exhibition at home and abroad every year.

10.Our products have acquired ISO9001 certificate.

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