Take a look at some of our problem-solving discussions – If I had transformer YNd11 and want to connect differential Protection is the CT on Primary should connect in Delta and CT on Secondary should connect in Star when I use Numerical relay or not?– Don’t need to reverse the connection of CT?– No need […]
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Join our protection relay WhatsApp groups – Does the CT ratio setting in the relay already correct? Does secondary CT connect properly?– The amperes showing at analog meter are correct.– Your relay reading is not correct, and your Ip shall be the same as I>. Make sure that I am in the secondary setting– How
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Discussion samples in the group: – Transformer Diff relay Micom p632 making alarm any idea to reset relay. – It’s a false alarm Clear the fault log operational log.– But still, alarm coming. The relay may be faulty. If the fault cleared try to do a force reset under options in the record.– The third
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To join our protection relay WhatsApp groups, please send “interest” on Whatsapp, Click Discussions sample in groups: – In Siprotec 4, the default password is 000000 – Hello friends. How to recover siemens relay 7sJ801 from monitor mode?– Just turn off DC supply and turn on.– Just In Monitor Mode, you can see the reset
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To join our protection relay WhatsApp group, please send “interest” on WhatsApp: https://elec-engg.com/whatsapp-group-for-protection-engineers/ sample discussions – While I connect sip 5 bcu like that error I got. how can I solve that– Differential initial setting is 0.2*In?– What is the meaning of it? – Anybody has breaker dcrm result & procedure for testing breaker dcrm
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