3. What must be the ampacity of the conductor required for a 1 hp single-phase 230-V motor?

4. A cable contains eight(8) current carrying 30mm2 THW conductors at an ambient temperature of 24^oC. The ampacity of the conductor of an ambient temperature of 30^oC and not more than three conductors on the raceway is 90 Amps. What is now the ampacity of the conductor?

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Q 3 NEC Code 43022 Size of Cable for Single Motor Size of Cable for Branch circuit which has Single ... View the full answer