DL/T 474.5-2006
Guide for insulation test on site Lightning arrester tests (English Version)

Standard No.

DL/T 474.5-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

Professional Standard - Electricity

Status

Be replaced 2018-07

Replace By

DL/T 474.5-2018

Latest

DL/T 474.5-2018

Replace

DL 474.5-1992

Scope

This standard proposes specific test methods, technical requirements and precautions for conventional test items of valve-type lightning rods [including silicon carbide ordinary valve types (FZ and FS), silicon carbide magnetic valve types (FCZ and FCD) and metal oxide lightning arresters] Matters and other technical details. This standard is suitable for routine testing of arresters in power plants, substations, repair workshops, laboratories and other conditions.

DL/T 474.5-2006 Referenced Document

• DL/T 596 Rules for preventive testing of electrical equipment
• GB 11032 Metal-oxide surge arresters without gaps for a.c. systems*， 2010-09-02 Update
• GB 7327 Silicon carbide surge arresters for A.C.systems

DL/T 474.5-2006 history

• 2018 DL/T 474.5-2018 Guide for insulation test on site Lightning arrester tests
• 2006 DL/T 474.5-2006 Guide for insulation test on site Lightning arrester tests
• 1992 DL 474.5-1992 Insulation Test Implementation Guidelines for Lightning Arrester Tests

DL/T 474.5-2006 Guide for insulation test on site Lightning arrester tests has been changed from DL 474.5-1992 Insulation Test Implementation Guidelines for Lightning Arrester Tests.