Reactors - MTE Corporation
Line Reactors1MTE Corporation Line Reactors4Purpose4Harmonics Reduction4Ratings ConsiderationsLine Reactors2MTE CORPORATIONLine Reactors Increase DriveReliabilitylMinimize catastrophic drive failuresdue to transient over-voltageslMinimize nuisance over-voltage tripsdue to line transients: Utility power factor correction Switching large AC motor loads Switching large transformers High AC line conditionsLine Reactors3MTE CORPORATIONLine Reactors Increase DriveReliability (cont)lMinimize line-side fuse operationduring unsymmetrical voltage sags: Utility system line-to-ground faults Unbalanced phase currentslReduce harmonicslImprove effective power factorLine Reactors4MTE CORPORATIONDrive/Line Reactor Economics(480 VAC User Prices)10 HP AC Inverter$ 183810 HP Motor$ 552Circuit Breaker$ 362Safety Switch$ 105Operator Control Station$ 307Input Reactor NEMA I$ 218Installation$ 1500Total$ 4882Line Reactors5MTE CORPORATIONCost of CatastrophicFailure10 HP Inverter$
Line Reactors 13 MTE CORPORATION Input Reactor Spec Each variable frequency drive must be equipped with an input reactor offering no less than 4.5% effective impedance at …
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