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  1. 33 Telecommunications. Audio and video engineering
    1. 33.040 Telecommunication systems
      1. 33.040.99 Other equipment for telecommunication systems
Format Name Language Status
Electronic Paper 

EVS-EN 61643-311:2003

Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)

Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)

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English
Valid 12.51 EUR
Electronic Paper 

IEC 61643-311:2001

Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)

Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)

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English
Withdrawn 107.53 EUR
Electronic Paper 

NEW! IEC 61643-311:2013

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)

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English
Valid 140.61 EUR
Electronic Paper 

FprEN 61643-311

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits and methods for gas discharge tubes (GDT)

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits and methods for gas discharge tubes (GDT)

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English
Draft 6.25 EUR
Electronic Paper 

FprEN 61643-312

Components for low-voltage surge protective devices - Part 312: Selection and application principles for gas discharge tubes

Components for low-voltage surge protective devices - Part 312: Selection and application principles for gas discharge tubes

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English
Draft 4.75 EUR
Electronic Paper 

FprEN 61643-313

Components for low-voltage surge protective devices - Part 313: Selection andapplications principles for gas discharge tubes

Components for low-voltage surge protective devices - Part 313: Selection andapplications principles for gas discharge tubes

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English
Draft 4.75 EUR

Total: 6

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