Letter symbols for physical quantities; symbols for use in the field of static converters using semiconductor devices
Edition 1994-02

Rated voltages of DC-motors directly fed by controlled static power convertors from AC-power systems
Edition 1993-09

Static power convertors; duty of power convertors, typers of d.c. load
Edition 1973-05

Static power convertors; semiconductor rectifier equipment, shapes and letter symbols of characteristic curves
Edition 1979-02

Static power convertors; semiconductor rectifier equipment with "W"-characteristic for charging of nickel/cadmium and nickel/iron batteries, requirements
Edition 1979-04

Static power convertors; semiconductor rectifier equipment with I characteristic for charging of batteries; requirements
Edition 1983-01

High rupturing-capacity fuses for semi-conductor converters
Edition 1976-03

Railway applications - Fixed installations - Electronic power converters for substations; German version EN 50328:2003
Edition 2003-09