P age 4 I.B. 3A74792H08Effective 0 9 / 2 0 14Table 1.2 Type VCP-WC Ratings on Symmetrical Current Rating Basis Identification Rated ValuesCircuitBreakerTypeVoltage Insulation Level CurrentV/KWithstand TestContinuousCurrentat 60 HzShort Circuit CurrentT►ABLECONTINUEDFROMNEXTPAGE►NominalVoltageClassMaximumVoltageVVoltageRangeFactorKPowerFrequency(1 Minute)LightningImpulse1 .2x50 μsSym.Inter-ruptingat V(Isc)% dcCom-ponent(Idc)Asym.FactorS(ref.)Asym.Inter-rupting(I t )Max. Sym.Inter-ruptingat V/K(KxIsc)Max. Asym.Inter-ruptingat V/K(SxKxIsc)ClosingandLatchingCapabilityMomentaryCurrentWithstandCapabilityShortTimeCurrentDurationofShortkV rms kV rms kV rms kV rms kV Peak Amperes rms kA rms %kA rmsTotal kA rmskA rmsTotal kA PeakkA rmsTotal kA rms380 VCP-W 16Cand380 VCP-WR 1 6C34.5 38 1 38 80 17060012001600 16 75 1.46 23.3 16 23.3 50 30 16 3.092000380 VCP-W 25Cand380 VCP-WR 25C34.5 38 1 38 80 17060012001600 25 65 1.36 34.0 25 34.0 75 44 25 3.092000380 VCP-W 32Cand380 VCP-WR 32C34.5 38 1 38 80 1706001200160020003000FC33.1 57 1.28 42.5 33.1 42.5 91 54 31.5 3.092500380 VCP-W 21 Cand380 VCP-WR 21C34.5 38 1.652380 170120020003000FC 21 52 1.24 26.1 3543.4 102 60 35 3.212500380 VCP-W 40Cand380 VCP-WR 40C34.5 38 1 38 80 170120020003000FC250040 63 1.34 53.5 40 53.5 107 65 40 3.04 KEMA tested to applicable standards ANSI C37.04 - 1979, C37.09 - 1979, C37.06 - 1997 (operating Duty Sequence CO - 1 5s - CO). Typical operating time values: opening 45 ms, closing 75 ms, and reclosing300 ms (18 cycles).K=1 .0, therefore E=E/K and I=KI, refer to the Consulting Application Catalog for further information.Rated and Tested also for Rapid Re-closing Capability O - 0.3s - CO.Not rated for Rapid Re-closing.At 23kV rms (Rated Max Voltage/K), Rated maximum symmetrical interrupting capability = 35kA rms (K x I).For Force Air Cooled Fixed Breaker Applications, consult Eaton.