GB/T 4207-2012
Method for the determination of the proof and the comparative tracking indices of solid insulating materials (English Version)

Standard No.

GB/T 4207-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2023-02

Replace By

GB/T 4207-2022

Latest

GB/T 4207-2022

Replace

GB/T 4207-2003

Scope

This standard specifies the measurement methods for tracking resistance and relative tracking index of solid insulating materials, and is applicable to the occasions where alternating voltage is used for equipment components and disc materials. This standard specifies the measurement and test of corrosion damage as required The results cannot be directly used to estimate the safe creepage distance,

GB/T 4207-2012 Referenced Document

• GB/T 17037.1-1997 Injection moulding of test specimens of thermoplastic materails--Part 1: General principles and moulding of multipurpose and bar test specimens
• GB/T 17037.3-2003 Plastics--Injection moulding of test specimens of thermoplastic materials--Part 3: Small plates
• ISO 293:1986 Plastics; Compression moulding test specimens of thermoplastic materials
• ISO 295:1991 Plastics; compression moulding of test specimens of thermosetting materials

GB/T 4207-2012 history

• 2022 GB/T 4207-2022 Method for the determination of the proof and the comparative tracking indices of solid insulating materials
• 2012 GB/T 4207-2012 Method for the determination of the proof and the comparative tracking indices of solid insulating materials
• 2003 GB/T 4207-2003 Method for determining the comparative and the proof tracking indices of solid insulating materials under moist conditions