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GENERAC® Alternator <br /> 400 kW. <br /> D ata 208/240 V <br /> Alternator Rating: Waveform:Distortion...................................<5% <br /> kW:40.0 kVA: 660 Telephone Influence Factor......................<50 <br /> Upsize only: 483 Synchronous Speed.................................1800 rpm <br /> Part#......................................OH9457 Maximum Ovempeed.........................!.....3300.rpm <br /> Type .....................................Brushless/PMG Number of Bearings.,...............................I-Sealed Ball <br /> Connections..::.................:....Parallel Wye/Ser Delta Insulation System .... ........:.................:....Class H <br /> Efficiency @ 1.0 Power Factor Excitation System::.::.....Wound Field+Perm Mag <br /> kW Load Efficiency <br /> :...........:..91.1300 o urrent.Limited <br /> 200 RW........................92.0 <br /> 300'kW:..........::...........93.1 <br /> 4837 kW.........................93.5 Temperature Rise vs. kW Output (.0.8 PF): <br /> 400kW @ 0.8.Of......::..92.1 kW Temperature Rise :C <br /> 350 80 <br /> Machine Parameters @ Max kW Rating: 400 105 _ <br /> Transient S C Time Constant...:....... 1.7 ms 435 125 <br /> Subtransient Reactance.-.-..:..............0.165 483 150 <br /> Transient Reactance.........................0.210 <br /> Synchronous Reactance..................2.106 . Instantaneous Voltage Dip in kVA @%Dip <br /> Negative Sequence Reactance,...... .0.16 <br /> Zero Sequence:Reactance.............. 6.06 Voltage 10% 15%- 20% 25% 30% ;35% <br /> Short Circuit Ratio............................0.35 <br /> Excitation Voltage............................20-80V 208/240V 340 520. 690 860 1030: 1200 <br /> Excitation_Current @ Rated kW.......3.2A-0.8pf <br /> Lamination Type...............................WEG Available Options: <br /> Alternator Heater . <br /> 3'Phase 100,000 <br /> -Therm Limit.. <br /> ALTERNATOR DECREMENT CURVE <br /> Test Parameters <br /> kW Rating 400 <br /> Voltage 208/240 — <br /> Power'Factor 0.4 <br /> 10,000 - <br /> N . <br /> a <br /> E <br /> 3 <br /> fJ <br /> C <br /> G <br /> t <br /> Control Panel Cutoff <br /> i,000 <br /> ' 100 . <br /> 100 : - 10 Seconds :1 - 0.1 - 0.01 <br /> 018802OSSB 01/07/14 R1 d. <br />