It lights up with 85 V or more control power.

Set the frequency to meet the frequency of the region. Incorrect frequency prevents correct detection.

It is impossible. It is required to combine with MZT type ZCT dedicated for our products.

It is impossible. Because the type is to detect by ZCT in an ungrounded system, the sensitivity becomes very high.

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FAQ > Medium-voltage Power Distribution Products > Protection Relays > Protection Relays - MELPRO-A Series

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Protection Relays - MELPRO-A Series

COMMON(4)

FAQ within [ Protection Relays - MELPRO-A Series ]

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A lighting condition of the RUN LED

It lights up with 85 V or more control power. More Details >>
- No：23721
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MDG
Movement indicator

Set the frequency to meet the frequency of the region. Incorrect frequency prevents correct detection. More Details >>
- No：23740
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , COMMON
Combination transformer

It is impossible. It is required to combine with MZT type ZCT dedicated for our products. More Details >>
- No：23729
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MGR
About contact

That is right. More Details >>
- No：23722
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MDG
Scope of Application

It is impossible. Because the type is to detect by ZCT in an ungrounded system, the sensitivity becomes very high. More Details >>
- No：23727
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MGR
Rated current

In CT circuit, it is 5 A. More Details >>
- No：23713
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC

31-36 of Total 36

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