using discharge tubes with control electrode or semiconductor devices with control electrode

Introduced: September 1968

Last revised: January 2006

Full Title

Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases > without intermediate conversion into DC > by static converters > using discharge tubes with control electrode or semiconductor devices with control electrode

Classification Context

Section:: ELECTRICITY
Class:: GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
Subclass:: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF

2 direct subcodes

Child Classifications

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H02M 5/25 using devices of a thyratron or thyristor type requiring extinguishing means
H02M 5/275 using devices of a triode or transistor type requiring continuous application of a control signal