Puzzle

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Across
  1. 4. Particular class of consumers are charged at same rate
  2. 6. Insulation used in LT lines
  3. 9. Tool for planning and designing a power system
  4. 10. Type of switch for which movement of blades are done in steps
  5. 11. It is an assembly of one or more wires bundled to carry electric current
Down
  1. 1. Serves as load center and ensures the distribution of electrical supply
  2. 2. This is used to make or break an electric circuit.
  3. 3. Material used as fuse wire
  4. 5. Type of wires used in acid and alkali prone areas
  5. 7. Tension is a french word for __________
  6. 8. Rate at which electrical energy is supplied to consumers