General principles of cathodic protection of buried or immersed onshore metallic structures; German version EN 12954:2019
Edition 2020-02

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of central heating systems and hot water supply systems
Edition 2019-09

Solid biofuels - Safe handling and storage of solid biofuel pellets in commercial and industrial applications (ISO 20024:2020); German version EN ISO 20024:2020
Edition 2020-09

Safety requirements for cableway installations designed to transport persons - Precommissioning inspection and instructions for maintenance and operational inspection and checks; German version EN 1709:2019
Edition 2019-07

Lead acid batteries - Stationary valve regulated batteries with positive tubular plates and immobilized electrolyte (gel)
Edition 2015-09

Lead acid batteries - Stationary valve regulated cells with positive tubular plates and immobilized electrolyte (gel)
Edition 2015-09

Electric power technology - Current systems - Concepts, quantities, letter symbols
Edition 2003-06

Guide for procurement of power station equipment - Part 4-3: Boiler auxiliaries; draught plant; German version EN 45510-4-3:1999
Edition 1999-06

Food hygiene - Self-service equipment for unpackaged food - Hygiene requirements
Edition 2020-12

Batch control - Part 3: General and site recipe models and representation (IEC 61512-3:2008); German version EN 61512-3:2008
Edition 2009-02