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We have 220kv class current transformers, which were in service earlier, kept as spare in offline condition for the past one year. During a recent routine tests, the tan/delta and Cap value was...
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For controlling the field equipment, I need to circulate 24vDC from my RTU to the field equipment, and 110VAC from the other direction - For input and output. In this case, can I use a single...
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In cases of differential schemes, can we achieve the differential trip using IEC 61850 communication without using hardwiring?
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If I have to monitor the status of 220kV line C.B. and run a logic as soon as the breaker status changes, should I be using hardwiring or GOOSE? Which one is more reliable in terms of speed.
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