H02M5/25 - CPC Classification Index

ClassID:

217881 ⎘

H02M5/25 - CPC Classification

Classification description:

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 using devices of a thyratron or thyristor type requiring extinguishing means

Sub-classes:

H02M5/253 » using discharge tubes only 0
H02M5/257 » using semiconductor devices only 45
H02M5/27 » for conversion of frequency 20

Recent Application in this class:

20200136607

2020-04-30

Method for controlling a switch module based on thyristor switching elements

20170353179

2017-12-07

Static switch

20160262228

2016-09-08

LED driver and illumination system related to the same

20160162014

2016-06-09

Preventing dark current in battery management system