Set the display selection switch on the front upper right of the relay to “Time limit pass.” When a relay detects near t

The prohibition position sets the maximum settling value. With the definite time current, all prohibition positions set

It is possible. Connect R-phase to the terminal for R-phase of the relay, and T-phase to the terminal for T-phase of the

That is right. Standard JIS C 4602 defines it shall be 50ms or shorter when 200% of the settling value is input.

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Protection Relays - MELPRO-A Series(72)

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FAQ within [ Protection Relays ]

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Confirmation method of the start-up value

Set the display selection switch on the front upper right of the relay to “Time limit pass.” When a relay detects near the operation value, “0” will be displ... More Details >>
- No：23716
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC
Position of switch

The prohibition position sets the maximum settling value. With the definite time current, all prohibition positions set 6 A, and with the instantaneous curre... More Details >>
- No：23714
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC
The application of the overcurrent relay

It is possible. Connect R-phase to the terminal for R-phase of the relay, and T-phase to the terminal for T-phase of the relay. And the direction of a curren... More Details >>
- No：23709
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC
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
The operating time of the instantaneous factor operating characteristics

That is right. Standard JIS C 4602 defines it shall be 50ms or shorter when 200% of the settling value is input. More Details >>
- No：23706
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC
Direction of the current in the incident detection

It is possible. More Details >>
- No：23712
- Release Date：2018/09/19 17:16
- Category： Protection Relays - MELPRO-A Series , MOC

31-36 of Total 36

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