Siemens 7SR12 Relay Setting

Relay setting siemens 7SR12
over current and earthfault relay programming
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[@parmodyadav9966]

Sir in this relay main desply show .5*In how to set that RELAY show primary current in.disply and this setting whose in function create

[@surendrakverma555]

Very good 🙏🙏🙏🙏🙏🙏🙏

[@electricalallbd]

Thanks brother

[@esestika8843]

Sir function Pickup in relay ?

[@electricalallbd]

I no idea

[@vrnakum3465]

Sir
Time and date kese change kare
Plz bataiye

[@electricalallbd]

There is a function of time and date in the relay. Go there and save then it will be fine. That function is called Real Time Clock. thanks you

[@parmodyadav9966]

Sir this relay operate after 70 ampere current and CT ratio 400 /5 a relay set 100 percent.after70 ampere load relay not hold vcb.

[@electricalallbd]

Explains well

[@parmodyadav9966]

@@electricalallbd like that We have close 11kv out going feeder .in case of our feder load less than 70 ampere. Feder running smoothly and relay operate with actual fault but if load more than 70 ampere relay bogas (Mal) tripping.and vcb didn't hold with out fault.

[@electricalallbd]

Send an image to the panel

[@parmodyadav9966]

@@electricalallbd how mean contact number

[@electricalallbd]

Send to this channel's Gmail

[@agungafelio]

Input power terminal A or Terminal B
And Number for - + ??

[@electricalallbd]

Power terminal is in B. 22(+), 24(-)

[@arfinshuvoarfinshuvo9287]

সার জব দেন একটা

[@electricalallbd]

Why