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3 General data

Electrical data

TCGB0136 rev.1 - 05/2021

3.5 Electrical data

Keywords:

• U: Power supply.

• PH: Phase.

• f: Frequency.

• STC: Starting current: Less than maximum current.

• IPT: Total input power.

• RNC: Running current.

• MC: Maximum current.

• CB: Circuit breaker

• ELB:Earthleakagebreaker(N°ofpoles/A/mA)

! CAUTION

• EnsurespecicallythatthereisanEarthLeakageBreaker(ELB)installedfortheunits(outdoorandindoorunit).

• IftheinstallationisalreadyequippedwithanEarthLeakageBreaker(ELB),ensurethatitsratedcurrentislargeenoughtoholdthe

currentoftheunits(outdoorandindoorunit).

? NOTE

• ElectricfusescanbeusedinsteadofmagneticCircuitBreakers(CB).Inthatcase,selectfuseswithsimilarratedvaluesastheCB.

• TheEarthLeakageBreaker(ELB)mentionedonthisTechnicalCatalogueisalsocommonlyknownasResidualCurrentDevice(RCD)

orResidualCurrentCircuitBreaker(RCCB).

• TheCircuitBreakers(CB)arealsoknownasThermal-MagneticCircuitBreakersorjustMagneticCircuitBreakers(MCB).

Hitachi UTOPIA R32 Series Technical Catalogue

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