IEC TR 62271-305:2009 

High-voltage switchgear and controlgear - Part 305: Capacitive current switching capability of air-insulated disconnectors for rated voltages above 52 kV


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IEC/TR 62271-305:2009(E) applies to high-voltage air-insulated disconnectors for rated voltages above 52 kV. The report describes the capacitive current switching duty and provides guidance on laboratory testing to demonstrate the switching capability. Air-insulated disconnectors equipped with auxiliary interrupting devices are included under this scope.
The contents of the corrigendum of June 2017 have been included in this copy.

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Additional information

Publication typeTechnical Report
Publication date2009-11-25
Available language(s)English
TC/SCTC 17/SC 17A - Switching devicesrss
ICS29.130.10 - High voltage switchgear and controlgear
Stability date  2025
File size1239 KB

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