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ISO 4892-1:2016
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Plastics Methods of exposure to laboratory light sources Part 1: General guidance
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EN ISO 4287:1998/A1:2009
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GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - TERMS, DEFINITIONS AND SURFACE TEXTURE PARAMETERS
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ISO 4287:1997
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Geometrical Product Specifications (GPS) — Surface texture: Profile method — Terms, definitions and surface texture parameters
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EN 50122-1:2011/A4:2017
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RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 1: PROTECTIVE PROVISIONS AGAINST ELECTRIC SHOCK
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EN ISO 4892-1:2016
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Plastics - Methods of exposure to laboratory light sources - Part 1: General guidance (ISO 4892-1:2016)
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EN 60085:2008
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Electrical insulation - Thermal evaluation and designation
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EN ISO 4892-3:2016
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Plastics - Methods of exposure to laboratory light sources - Part 3: Fluorescent UV lamps (ISO 4892-3:2016)
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IEC 60099-4:2014
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Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
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EN 50526-1:2012
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Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 1: Surge arresters
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EN 50123-1:2003
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Railway applications - Fixed installations - D.C. switchgear - Part 1: General
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EN 60060-1:2010
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High-voltage test techniques - Part 1: General definitions and test requirements
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EN 50122-2:2010
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RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 2: PROVISIONS AGAINST THE EFFECTS OF STRAY CURRENTS CAUSED BY D.C. TRACTION SYSTEMS
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EN 50122-3:2010
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Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 3: Mutual Interaction of a.c. and d.c. traction systems
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EN 60099-4:2014
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Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
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IEC 61643-311:2013
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Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)
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IEC 60085:2007
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Electrical insulation - Thermal evaluation and designation
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EN 50124-1:2017
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Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment
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EN 50125-2:2002/corrigendum:2010
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RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS
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IEC 60529:1989+AMD1:1999+AMD2:2013 CSV
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Degrees of protection provided by enclosures (IP Code)
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ISO 4892-3:2016
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Plastics Methods of exposure to laboratory light sources Part 3: Fluorescent UV lamps
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|
ISO 3274:1996
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Geometrical Product Specifications (GPS) — Surface texture: Profile method — Nominal characteristics of contact (stylus) instruments
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CEI 70-1 : 1980 COR 1993
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EN 50163 : 2004 COR 2013
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RAILWAY APPLICATIONS - SUPPLY VOLTAGES OF TRACTION SYSTEMS
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ISO 4892-2:2013
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Plastics — Methods of exposure to laboratory light sources — Part 2: Xenon-arc lamps
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EN 60529:1991/AC:2016-12
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DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
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|
IEC 60060-1:2010
|
High-voltage test techniques - Part 1: General definitions and test requirements
|
|
EN 50526-3:2016
|
Railway application - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 3: Application Guide
|
|
EN ISO 4892-2:2013
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Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc lamps (ISO 4892-2:2013)
|
|
EN ISO 3274 : 1997
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GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - NOMINAL CHARACTERISTICS OF CONTACT (STYLUS) INSTRUMENTS
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|
EN 61643-311:2013
|
Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)
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|
CEI 15-26 : 1ED 1997
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VALUTAZIONE E CLASSIFICAZIONE TERMICA DELL'ISOLAMENTO ELETTRICO
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