33 Kv Outdoor Power Distribution Silicon Gapless Lightning Surge Arrester

33 Kv Outdoor Power Distribution Silicon Gapless Lightning Surge Arrester

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

Honest and trustworthy, rigorous and down-to-earth is our company's consistent work style. Over the past few years, we have made unremitting efforts and made pioneering efforts to occupy a place in the metal oxide varistors arresters, Station Arrester, best railway surge arresters industry. We got best suppliers support on quality and price. We will understand the needs of each customer and try our best to meet their requirements and perfect our shortcomings. We take 'win by quality, be responsible for customers, let customers satisfied' business philosophy to provide competitive price advantage and product added value for our customers.


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 take 'Integrity Enterprise, Professional Technology, Technological Innovation' as the development idea, and strive to contribute more to the 33 Kv Outdoor Power Distribution Silicon Gapless Lightning Surge Arrester industry. We believe that technological productivity is the source of efficient enterprise operation, and there is no upper limit to technological development. If an enterprise can influence consumers to establish emotional connection with the brand, it can not only enhance the brand value of the enterprise, but also establish a competitive advantage for the enterprise in the market.
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