Maintenance of electrically controlled hold-open systems for fire and smoke door assemblies as well as for electrically controlled hold-open systems for fire barriers in the course of ground-bound conveying systems - Part 1: Maintenance measures
Edition 2025-09

Maintenance of electrically controlled hold-open systems for fire and smoke door assemblies as well as for electrically controlled hold-open systems for fire barriers in the course of ground-bound conveying systems - Part 1: Maintenance measures
Edition 2018-08

Maintenance of electrically controlled hold-open systems for fire and smoke door assemblies as well as for electrically controlled hold-open systems for fire barriers in the course of ground-bound conveying systems - Part 2: Minimum qualification and proof of competence of maintenance personnel
Edition 2025-09

Maintenance of electrically controlled hold-open systems for fire and smoke door assemblies as well as for electrically controlled hold-open systems for fire barriers in the course of ground-bound conveying systems - Part 2: Requirements to the professionals
Edition 2018-08

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of lifts, escalators, passenger conveyors and materials handling equipment
Edition 2016-09

Fire resistance tests for service installations - Part 7: Conveyor systems and their closures; German version EN 1366-7:2004
Edition 2004-09

Machinery for supply and circulation of liquid coating materials - Safety requirements; German version EN 12621:2025
Edition 2025-04

Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Threading and gauging of rotary shouldered thread connections (ISO 10424-2:2007); English version EN ISO 10424-2:2007
Edition 2008-07

Petroleum and natural gas industries - Drilling and production equipment - Part 1: Design and operation of marine drilling riser equipment (ISO 13624-1:2009); English version EN ISO 13624-1:2009
Edition 2010-04

Petroleum and natural gas industries - Drilling and production equipment - Drilling and well-servicing structures (ISO 13626:2003); English version EN ISO 13626:2004
Edition 2005-09