EN 50526-2 : 2014
|
RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SURGE ARRESTERS AND VOLTAGE LIMITING DEVICES - PART 2: VOLTAGE LIMITING DEVICES |
ISO 4892-1 : 2016
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PLASTICS - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE |
EN ISO 4287 : 1998 AMD 1 2009
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GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - TERMS, DEFINITIONS AND SURFACE TEXTURE PARAMETERS |
IEC 60270 : 3.1
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HIGH VOLTAGE TEST TECHNIQUES - PARTIAL DISCHARGE MEASUREMENTS |
ISO 4287 : 1997(R2015)
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GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - TERMS, DEFINITIONS AND SURFACE TEXTURE PARAMETERS |
EN 50122-1 : 2011 AMD 4 2017
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RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 1: PROTECTIVE PROVISIONS AGAINST ELECTRIC SHOCK |
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) |
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) |
IEC 60099-4 : 3.0
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SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS |
EN 60060-1 : 2010
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HIGH-VOLTAGE TEST TECHNIQUES - PART 1: GENERAL DEFINITIONS AND TEST REQUIREMENTS |
IEC 61109 : 2.0
|
INSULATORS FOR OVERHEAD LINES - COMPOSITE SUSPENSION AND TENSION INSULATORS FOR A.C. SYSTEMS WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA |
EN 60099-4 : 2014
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SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS (IEC 60099-4:2014) |
EN 60270 : 2001 AMD 1 2016
|
HIGH-VOLTAGE TEST TECHNIQUES - PARTIAL DISCHARGE MEASUREMENTS (IEC 60270:2000/A1:2015) |
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 |
EN 50125-2 : 2002 COR 2010
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RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS |
IEC 61643-1 : 2.0
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LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 1: SURGE PROTECTIVE DEVICES CONNECTED TO LOW-VOLTAGE POWER DISTRIBUTION SYSTEMS - REQUIREMENTS AND TESTS |
ISO 4892-3 : 2016
|
PLASTICS - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 3: FLUORESCENT UV LAMPS |
EN 60068-2-17 : 1994
|
BASIC ENVIRONMENTAL TESTING - TEST Q: SEALING |
IEC 60068-2-17 : 4.0
|
ENVIRONMENTAL TESTING - TEST Q: SEALING |
ISO 3274:1996(R2017)
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GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - NOMINAL CHARACTERISTICS OF CONTACT (STYLUS) INSTRUMENTS |
EN 50163 : 2004 COR 2013
|
RAILWAY APPLICATIONS - SUPPLY VOLTAGES OF TRACTION SYSTEMS |
ISO 4892-2 : 2013(R2018)
|
PLASTICS - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 2: XENON-ARC LAMPS |
EN 61109 : 2008
|
INSULATORS FOR OVERHEAD LINES - COMPOSITE SUSPENSION AND TENSION INSULATORS FOR A.C. SYSTEMS WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA |
IEC 60060-1 : 3.0
|
HIGH-VOLTAGE TEST TECHNIQUES - PART 1: GENERAL DEFINITIONS AND TEST REQUIREMENTS |
EN ISO 4892-2 : 2013
|
PLASTICS - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 2: XENON-ARC LAMPS (ISO 4892-2:2013) |
EN ISO 3274 : 1997
|
GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - NOMINAL CHARACTERISTICS OF CONTACT (STYLUS) INSTRUMENTS |