7B 3

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Across
  1. 1. Carrier current protection scheme is normally used for……….
  2. 4. Pilot wire protection is basically used for the protection of …………line
  3. 5. Fault diverters are basically Fast……..
Down
  1. 2. Where voltages are high and current to be interrupted breaker preferred is ……..
  2. 3. In a circuit breaker, the arcing contents are made of …………