7A 4

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Across
  1. 4. Carrier current protection scheme is normally used for……….
  2. 5. Pilot wire protection is basically used for the protection of …………line
Down
  1. 1. generator protection for inter turn fault...
  2. 2. Where voltages are high and current to be interrupted breaker preferred is ……..
  3. 3. friction losses in static relay........