GB/Z 24837-2009
GB/Z 24837-2009 Specification for 1100 kV alternating-current disconnectors and earthing switches
Abstract
This guidance technical document specifies the use conditions, rated values, design and structure, testing, selection guidelines, transportation, storage, installation, operation, and maintenance requirements for 1100 kV high-voltage AC disconnect switches and grounding switches.
This guidance technical document applies to AC disconnect switches and grounding switches designed for outdoor installation with a rated voltage of 1100 kV and an operating frequency of 50 Hz.
This guidance technical document also applies to the operating mechanisms and auxiliary equipment of these disconnect switches and grounding switches.
The additional requirements for disconnect switches and grounding switches in gas-insulated metal-enclosed switchgear and control equipment are given in GB 7674.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/Z 24837-2009 |
| CCS | High-voltage switchgear |
| ICS | Substations, surge arrestors |
| Implement Date | 2010-05-01 |