# The highest rating of Triple Pole with Neutral (TPN) MCB main switches available in the local market is

The highest rating of Triple Pole with Neutral (TPN) MCB main switches available in the local market is

### Right Answer is: 63 A

#### SOLUTION

• A triple pole with a Neutral (TPN) Miniature Circuit Breaker is used to protect the circuits from short circuit faults.
• It is used in the place of the fuse.
• When the amount of electricity increases in wire, the MCB turns off and the result is it breaks the circuit.
• It prevents from burning of home appliances.
• The current rating of single-pole Triple pole with Neutral (TPN)  MCB main switches available in the local market is 63 A.
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