DIN EN 1349 VDE 0409-1349:2010-01

Industrial process control valves;

An english translation of this document is available.

DIN EN 60335-2-80 VDE 0700-80:2009-10

Household and similar electrical appliances – Safety

Part 2-80: Particular requirements for fans

DIN EN 50216-8 VDE 0532-216-8:2007-09

Power transformer and reactor fittings

Part 8: Butterfly valves for insulating liquid circuits;