Surge Device Protection M40fa990A Surge Suppressor Surge Protection Device Types

Surge Device Protection M40fa990A Surge Suppressor Surge Protection Device Types

10kV Arresters diameters 28mm 30mm zinc oxide varistors,repetitive charge transfer Qrs (C) is 0.3C,guaranted 2ms test current (A) is 150A,4/10µs high current test (kA)is 65kA. suggested rated voltage (kV)is 3.6kV or 4.5kV

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The large number of metal oxide varistor manufacturing process, polymer-housed surge arresters test, D28H29 And D28H35 metal oxide varistors BLOCKS we offered are in reliable quality, with worldwide availability and technical support, thus it has a clear competitive advantage in the global market. Our cultural concept system is composed of core values, corporate mission and vision, which embodies our thoughts, pursuit and responsibilities. We aim to continuously enhance the value of relevant stakeholders such as customers, investors, partners and employees.

10kV Arresters which use diameters 28mm or 30mm zinc oxide varistors.

type D28H23.5 D28H29 D30H23.5 D30H29
AC system AC AC AC AC
suggested rated voltage (kV) 3.6 4.5 3.6 4.5
MCOV (kV) 3.1 3.8 3.1 3.8
diameter (mm) 28±0.7 28±0.7 30±0.7 30±0.7
height (mm) 23.5±0.3 29±0.3 23.5±0.3 29±0.3
DC U1mA (kV) 5.52±0.3 6.82±0.35 5.52±0.3 6.82±0.35
IL at 75% of U1mA
(µA)
≤ 10≤ 10≤ 10≤ 10
Ures (kV) 9.7±0.5 12.0±0.6 9.5±0.5 11.7±0.6
typical Ures / U1mA 1.75 1.75 1.72 1.72
repetitive charge transfer Qrs (C) 0.3 0.3 0.3 0.3
guaranted 2ms test current (A) 150 150 150 150
max 2ms test current (A) 150 150 200 200
4/10µs high current test (kA) 65 65 65 65
nominal discharge current In (kA) 5 5 5 5
accelerated ageing test 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/√2
Kct ≤ 1.0


type D28H23.5 D28H29 D30H23.5 D30H29
AC system AC AC AC AC
suggested rated voltage (kV) 3.6 4.5 3.6 4.5
MCOV (kV) 3.1 3.8 3.1 3.8
diameter (mm) 28±0.7 28±0.7 30±0.7 30±0.7
height (mm) 23.5±0.3 29±0.3 23.5±0.3 29±0.3
DC U1mA (kV) 5.52±0.3 6.82±0.35 5.52±0.3 6.82±0.35
IL at   75% of U1mA
    (µA)
≤ 10≤ 10≤ 10≤ 10
Ures   (kV) 9.7±0.5 12.0±0.6 9.5±0.5 11.7±0.6
typical Ures / U1mA 1.75 1.75 1.72 1.72
repetitive charge transfer Qrs (C)  0.3 0.3 0.3 0.3
guaranted 2ms test current (A) 150 150 150 150
max 2ms test current (A) 150 150 200 200
4/10µs high current test (kA) 65 65 65 65
nominal discharge current In (kA) 5 5 5 5
accelerated ageing test 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/√2
    Kct ≤ 1.0


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