IEC TR 62271-310:2008
High-voltage switchgear and controlgear - Part 310: Electrical endurance testing for circuit-breakers a rated voltage 52 kV

Standard No.

IEC TR 62271-310:2008

Release Date

2008

Published By

International Electrotechnical Commission (IEC)

Latest

IEC TR 62271-310:2008

Replace

IEC 17A/803/DTR:2007 IEC/TR 62271-310:2004

Scope

This technical report is applicable to class E2 circuit-breakers above a rated voltage of 52 kV for use on overhead lines. The test programmes are based on accumulated electrical stresses due to current interruption during a period of 25 years, which was chosen as representative for a maintenance-free interval.

IEC TR 62271-310:2008 history

• 2008 IEC TR 62271-310:2008 High-voltage switchgear and controlgear - Part 310: Electrical endurance testing for circuit-breakers a rated voltage 52 kV
• 2004 IEC TR 62271-310:2004 High-voltage switchgear and controlgear - Part 310: Electrical endurance testing for circuit-breakers of rated voltage 72,5 kV and above