METHOD AND DEVICE FOR CONTROLLING A THYRISTOR RECTIFIER
DE2928225A1
Hydraulically controlled load switching of transformer - has contact selector stages controlled by hydraulic linear actuators
DE2924137A1
Sync. machine excitation system - has series connected fuse in branch of starting block, to which protective thyristor is in parallel, with thyristor control
DE2915878A1
Converter protective device with magnetic responsive element - includes reed switch equispaced between two conductors for mutual field cancellation
DE2844734A1
Semiconductor rectifiers three=phase supply transformer - has at least one parallel branch in each phase formed by series-connected parts of mains winding
DE2837267A1
Switch mechanism for loaded transformer voltage regulator - has two two-armed levers each with projection having two working surfaces
DE2732181A1
Transformer core winder producing coil groups - winds turns in cyclic symmetric pattern to reduce radial dimension
DE2731504A1
Three=phase transformer for high power valve rectifier - has windings divided into decoupled sections with tappings (HU 6.7.77)
DE2716595A1
Three phase transformer for supplying semiconductor rectifier - has first three phase winding coupled to supply and second to rectifier (HU 28.9.78)
DE2716594A1
Three=phase transformer feeding semiconductor bridge rectifiers - has delta and star phase circuits of coil series connected to rectifiers (HU 28.12.78)
