GB 20840.1-2010
Instrument transformers-Part 1:General requirements (English Version)

Standard No.

GB 20840.1-2010

Language

Chinese, Available in English version

Release Date

2010

Published By

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

Latest

GB 20840.1-2010

Scope

This part of GB 20840 applies to newly manufactured analog or digital output transformers for electrical measuring instruments or electrical protection devices with a rated frequency of 15 Hz to 100 Hz. This section contains general technical requirements only. For each type of transformer, its product standard consists of this part and the relevant special technical requirements part.

GB 20840.1-2010 history

• 2010 GB 20840.1-2010 Instrument transformers-Part 1:General requirements

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