Wortai 9kv 10ka Metal Oxide Varistor MOV Surge Arresters with NEMA Bracket

Wortai 9kv 10ka Metal Oxide Varistor MOV Surge Arresters with NEMA Bracket

MOV blocks for DC arresters, including diameter 71mm,78mm and 99mm.Guaranted 2ms test current D71 is 1500A,D78 is 2000A,D99 is 2500A.repetitive charge transfer Qrs D71 is 3.2C, D78 is 4C, D99 is 6C.

Product Details

We absorb the management experience of large enterprises in our company management, implement total quality management, and establish a scientific quality assurance system to ensure the product quality of processed best high gradient varistors, Metal Oxide Varistors For Distribution Arresters, Distribution Arrester. The impact of the technological revolution far exceeds everyone's imagination and it is also the greatest change in the history of human society. Since our establishment, we have formed a core team with high quality, strong professionalism and rich experience to provide you with excellent products and efficient services.


MOV blocks for DC arresters, including diameter 71mm,78mm and 99mm.


DC systemDCDCDC
typeD71H35.4D78H35.4D99H21.4
diameter (mm)70.5±178±199±1.2
height (mm)35.4±0.335.4±0.321.4±0.3
DC U1mA (kV)7.8±0.57.8±0.54.7±0.35
IL at 75% of U1mA
(µA)
≤ 20≤ 20≤ 20
Ures (kV)12.65±0.812.45±0.87.85±0.5
typical Ures / U1mA1.591.581.54
repetitive charge transfer Qrs (C)3.246
guaranted 2ms test current (A)150020002500
max 2ms test current (A)160021003000
4/10µs high current test (kA)100100100
nominal discharge current In (kA)202020
accelerated ageing test115℃ 0.85U1mA/√2 Kct ≤ 1.0


DC   systemDCDCDC
typeD71H35.4D78H35.4D99H21.4
diameter (mm)70.5±178±199±1.2
height (mm)35.4±0.335.4±0.321.4±0.3
DC U1mA (kV)7.8±0.57.8±0.54.7±0.35
IL at   75% of U1mA
    (µA)
≤ 20≤ 20≤ 20
Ures   (kV)12.65±0.812.45±0.87.85±0.5
typical Ures / U1mA1.591.581.54
repetitive charge transfer Qrs (C) 3.246
guaranted 2ms test current (A)150020002500
max 2ms test current (A)160021003000
4/10µs high current test (kA)100100100
nominal discharge current In (kA)202020
accelerated ageing test115℃ 0.85U1mA/√2  Kct ≤ 1.0


We continue to improve and innovate to produce high-quality and practical Wortai 9kv 10ka Metal Oxide Varistor MOV Surge Arresters with NEMA Bracket that can be used in a variety of fields. We believe that only through continuous learning and improvement of each employee can our company grow and become a leader in the industry. Based on years of experience, technology and reputation, our products are sold all over the world and Chinese market, and are welcomed by customers all over the world.
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