GB/T 31838.5-2021
Solid insulating materials—Dielectric and resistive properties—Part 5:Resistive properties(DC method)—Volume resistance and volume resistivity of impregnation and coating materials (English Version)

Standard No.

GB/T 31838.5-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 31838.5-2021

Scope

This document specifies the test method for volume resistance and volume resistivity of solid insulating materials under the application of DC voltage. This document applies to materials such as unsaturated polyester-based impregnating resins, ambient-curing covering varnishes, and heat-curing impregnating varnishes.

GB/T 31838.5-2021 Referenced Document

• IEC 62631-3-1 Dielectric and resistive properties of solid insulating materials - Part 3-1: Determination of resistive properties (DC methods) - Volume resistance and volume resistivity - General method*， 2023-01-23 Update
• ISO 1514 Paints and varnishes - Standard panels for testing
• ISO 2808 Paints and varnishes — Determination of film thickness

GB/T 31838.5-2021 history

• 2021 GB/T 31838.5-2021 Solid insulating materials—Dielectric and resistive properties—Part 5:Resistive properties(DC method)—Volume resistance and volume resistivity of impregnation and coating materials

GB/T 31838.5-2021 -All Parts