The D30 Series MOV for Distribution Arrester is an ideal solution for protection against overvoltage transients. This innovative product is made with a Metal Oxide Varistor (MOV) block, which offers superior protection against damage caused by voltage spikes and lightning. The MOV block is designed to absorb the energy caused by transient overvoltage, limiting the damage to the protected equipment. The D30 Series provides excellent protection for distribution systems against high energy surges and electrical transients. The product ensures reliable performance and long-term protection for electronic equipment, even under the most extreme conditions.
Type | D30H29 |
Nominal discharge current In kA | 5 |
Suggested rated voltage kV | 4.38 |
Diameter mm | 30±0.6 |
Height mm | 29±0.3 |
AVG Gradient V/mm | 230 |
DC U1mA kV | 6.67±0.35 |
Iref mA | 1 |
Uref kV | 4.74 |
Ures kV | 11.67±0.61 |
8/20uS repetitive charge transfer Qrs C | 0.2 |
2ms repetitive charge transfer Qrs C | 0.3 |
2ms duration of rectangular impulse current A | 150 |
4/10µs high current test kA | 65 |
Accelerated ageing test Kct | ≤ 1.0 |
Note:
The nouns, parameters and corresponding test methods in this parameter list conform to the standards of IEC60099-4:2014 and GB11032-2020.
The rated voltage, power frequency reference current and power frequency reference voltage are reference values.
The 2ms square wave tolerance value is based on the declared current/2ms repetitive charge transfer charge Qrs=423, if the actual test waveform 2ms current/2mS repetitive charge transfer charge Qrs is not equal to 423, it should be corrected according to the actual 2ms current waveform and Qrs value.
The charging rate of the aging test was 90%.
The number of pulses for the high current withstand value is two.
Type | D30H29 |
Nominal discharge current In kA | 5 |
Suggested rated voltage kV | 4.59 |
Diameter mm | 30±0.6 |
Height mm | 29±0.3 |
AVG Gradient V/mm | 240 |
DC U1mA kV | 6.96±0.30 |
Iref mA | 1 |
Uref kV | 4.95 |
Ures kV | 12.18±0.53 |
8/20uS repetitive charge transfer Qrs C | 0.2 |
2ms repetitive charge transfer Qrs C | 0.3 |
2ms duration of rectangular impulse current A | 150 |
4/10µs high current test kA | 65 |
Accelerated ageing test Kct | ≤ 1.0 |
Note:
The nouns, parameters and corresponding test methods in this parameter list conform to the standards of IEC60099-4:2014 and GB11032-2020.
The rated voltage, power frequency reference current and power frequency reference voltage are reference values.
The 2ms square wave tolerance value is based on the declared current/2ms repetitive charge transfer charge Qrs=423, if the actual test waveform 2ms current/2mS repetitive charge transfer charge Qrs is not equal to 423, it should be corrected according to the actual 2ms current waveform and Qrs value.
The charging rate of the aging test was 90%.
The number of pulses for the high current withstand value is two.
Type | D30H27.5 |
Nominal discharge current In kA | 5 |
Suggested rated voltage kV | 4.16 |
Diameter mm | 30±0.6 |
Height mm | 27.5±0.3 |
AVG Gradient V/mm | 230 |
DC U1mA kV | 6.33±0.30 |
Iref mA | 1 |
Uref kV | 4.5 |
Ures kV | 11.07±0.53 |
8/20uS repetitive charge transfer Qrs C | 0.2 |
2ms repetitive charge transfer Qrs C | 0.3 |
2ms duration of rectangular impulse current A | 150 |
4/10µs high current test kA | 65 |
Accelerated ageing test Kct | ≤ 1.0 |
Note:
The nouns, parameters and corresponding test methods in this parameter list conform to the standards of IEC60099-4:2014 and GB11032-2020.
The rated voltage, power frequency reference current and power frequency reference voltage are reference values.
The 2ms square wave tolerance value is based on the declared current/2ms repetitive charge transfer charge Qrs=423, if the actual test waveform 2ms current/2mS repetitive charge transfer charge Qrs is not equal to 423, it should be corrected according to the actual 2ms current waveform and Qrs value.
The charging rate of the aging test was 90%.
The number of pulses for the high current withstand value is two.
The D30 Series MOV for Distribution Arrester is a reliable and efficient surge protection device. This MOV block is made of metal oxide varistors (MOVs), capable of withstanding large surge currents and providing superior protection for electrical systems against overvoltage and lightning-induced transients. It is designed for long-term reliable operation, with low power losses and low maintenance costs. The D30 Series MOV for Distribution Arrester is a reliable and cost-effective surge protection solution. As a trusted metal oxide varistor manufacturer, TGE ensures that the D30 Series MOV for Distribution Arrester, like all our products, meets the highest standards of quality and performance. The zinc oxide varistor function of our MOV disc and ZOV MOV technology provides exceptional surge protection, safeguarding your electrical systems from damaging voltage spikes and ensuring their longevity.
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