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Draft Standards

Published Standards

Standard in development: BS EN 61643-21:2001+A2 Low voltage surge protective devices Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

Responsible committee: PEL/37/1 Surge Arresters - Low Voltage
Status: Publication
This standard in development is categorized in: Diodes, Electric traction equipment, Electrical accessories, Electrical engineering , Electronic tubes, Fuses & overcurrent protection devices, General, General, Lightning protection, Other, Power transmission & distribution lines, Power transmission & distribution networks, Resistors, Substations & surge arresters, Switching & signalling systems, Thyristors, Variable & potentiometers.. You can view other items in these categories by clicking on the category name.

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BS EN 61643-21:2001+A2 Low voltage surge protective devices Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

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