GB 772-1987
Technical specification of porcelain element for high voltage insulators (English Version)

Standard No.

GB 772-1987

Language

Chinese, Available in English version

Release Date

1987

Published By

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

Status

Be replaced 2006-04

Replace By

GB/T 772-2005

Latest

GB/T 772-2005

Scope

This standard applies to unassembled (or non-assembled) porcelain parts (hereinafter referred to as porcelain parts) used on overhead power lines with AC rated voltage of 1000V and above, electrical appliances and power distribution device insulators. This standard does not apply to porcelain pieces working in medium (gas or liquid) that can damage porcelain and glaze. For porcelain parts used in SF6 gas, it can be adopted by agreement between the supplier and the buyer.

GB 772-1987 history

• 2005 GB/T 772-2005 Technical specifications of porcelain element for high voltage insulators
• 1987 GB 772-1987 Technical specification of porcelain element for high voltage insulators

GB 772-1987 Technical specification of porcelain element for high voltage insulators was changed to GB/T 772-2005 Technical specifications of porcelain element for high voltage insulators.