ANVILFIELD
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Field glossary

MCA / MOCP

Minimum circuit ampacity sizes the conductors; maximum overcurrent protection caps the breaker or fuse

Used across 3 Anvilfield field guides, most in HVAC.

Also defined as

  • Electrical: Minimum circuit ampacity and maximum overcurrent protection, the air-conditioning nameplate sizing figures

Where this shows up

ElectricalDisconnect switch types and requirementsHVACSplit-system install field guideHVACRTU install and startup field guide

Related terms

Subcooling / superheatA2LDisconnecting meansEquivalent lengthESPMicronReversing valveSCCR

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