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-   -   How do we size HVAC circuit breaker (https://www.askmehelpdesk.com/showthread.php?t=437049)

  • Jan 20, 2010, 04:42 AM
    ghk
    How do we size HVAC circuit breaker
    Q:We have to purchase an A/C package unit, approx. 22 tons. The spec given is: total running amps 124 A, at 230v 3 phase 60 Hz, 80kw rated.
    We have to find the circuit breaker rating and the conductor size?

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