Overload Voltage Protection SPD Device AC Power Lightning Surge Arresters

Overload Voltage Protection SPD Device AC Power Lightning Surge Arresters

Repetitive charge transfer Qrs (C) is 0.5C,guaranted 2ms test current (A) is 400A,4/10µs high current test (kA)is 100kA. suggested rated voltage (kV)is 3.2kV or 5.5kV

Product Details

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MOV Blocks diameter from 38mm to 40mm.


AC systemACACACACACAC
typeD38H20.7D38H31D38H34.5D40H20.7D40H31D40H34.5
suggested rated voltage (kV)3.24.95.43.34.95.5
MCOV (kV)2.84.14.62.84.24.6
diameter (mm)38.5±0.738.5±0.738.5±0.740±0.740±0.740±0.7
height (mm)23.5±0.329±0.335±0.323.5±0.329±0.335±0.3
DC U1mA (kV)4.85±0.37.3±0.458.1±0.54.85±0.37.3±0.458.1±0.5
IL at 75% of U1mA(µA)≤ 15≤ 15≤ 15≤ 15≤ 15≤ 15
Ures(kV)8.6±0.512.9±0.814.35±0.88.5±0.512.8±0.814.2±0.8
typical Ures / U1mA1.771.771.771.751.751.75
repetitive charge transfer Qrs (C)0.50.50.50.50.50.5
guaranted 2ms test current (A)400400400400400400
max 2ms test current (A)450450450500500500
4/10µs high current test (kA)100100100100100100
nominal discharge current In (kA)101010101010
accelerated ageing test115℃ 0.9*U1mA/√2
Kct ≤ 1.0
115℃0.9*U1mA/√2
Kct ≤ 1.0
115℃ 0.9*U1mA/√2
Kct ≤ 1.0
115℃ 0.9*U1mA/√2
Kct ≤ 1.0
115℃0.9*U1mA/√ Kct ≤ 1.0115℃0.9*U1mA/√2
Kct ≤ 1.0


MOV Blocks diameter from 38mm to 40mm.

AC systemACACACACACAC
typeD38H20.7D38H31D38H34.5D40H20.7D40H31D40H34.5
suggested rated voltage (kV)3.24.95.43.34.95.5
MCOV (kV)2.84.14.62.84.24.6
diameter (mm)38.5±0.738.5±0.738.5±0.740±0.740±0.740±0.7
height (mm)23.5±0.329±0.335±0.323.5±0.329±0.335±0.3
DC U1mA (kV)4.85±0.37.3±0.458.1±0.54.85±0.37.3±0.458.1±0.5
IL at   75% of            U1mA(µA)≤ 15≤ 15≤ 15≤ 15≤ 15≤ 15
Ures(kV)8.6±0.512.9±0.814.35±0.88.5±0.512.8±0.814.2±0.8
typical Ures / U1mA1.771.771.771.751.751.75
repetitive charge transfer Qrs (C) 0.50.50.50.50.50.5
guaranted 2ms test current (A)400400400400400400
max 2ms test current (A)450450450500500500
4/10µs high current test (kA)100100100100100100
nominal discharge current In (kA)101010101010
accelerated ageing test115℃ 0.9*U1mA/√2
 Kct ≤ 1.0
115℃0.9*U1mA/√2
 Kct ≤ 1.0
115℃ 0.9*U1mA/√2
 Kct ≤ 1.0
115℃ 0.9*U1mA/√2
 Kct ≤ 1.0
115℃0.9*U1mA/√ Kct ≤ 1.0115℃0.9*U1mA/√2
 Kct ≤ 1.0


We attempt for excellence, provider the customers', hopes to be the most beneficial cooperation team and dominator enterprise for staff, suppliers and shoppers, realizes value share and continuous advertising for Overload Voltage Protection SPD Device AC Power Lightning Surge Arresters. Our company has established a close knowledge exchange and sharing mechanism with customers, so as to timely understand the situation and knowledge of customers. What we rely on is not only the company's strong technology and research and development strength, but also our sincere and sincere service to customers.
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