JJG 1189.2-2026 Pending National Metrology and Inspection Regulations JJG

JJG 1189.2-2026 Verification Regulation of Instrument Transformers—Part 2:Standard Voltage Transformers

JJG 1189.2-2026 Verification Regulation of Instrument Transformers—Part 2:Standard Voltage Transformers

Publish Date: 2026-04-02 Implement Date: 2026-10-02 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: JJG 1189.2-2026

Standard Type: National standards

Standard Status: Pending

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2026-04-02

Implement Date: 2026-10-02

Pages: 32 pages

Scope

This regulation applies to the initial verification, subsequent verification, and in-use inspection of standard voltage transformers with a rated frequency of 50 Hz (60 Hz). This regulation also applies to the verification of voltage transformers used for general measurement purposes.

Development Information

Word Count: 39 Thousand words Pages: 32 pages

Same series standard

JJG 1189.1-2026 Verification Regulation of Instrument Transformers—Part 1:Standard Current Transformers JJG 1189.8-2026 Verification Regulation of Instrument Transformers—Part 8:Wide Range Current Transformers JJG 1189.9-2026 Verification Regulation of Instrument Transformers—Part 9:DC Immune Current Transformers

Replace the following standards

JJG 314-2010 Instrument Voltage Transformers

Referenced Standards

JJG 169-2010 Transformers Test Set JJG 169-1993 Verification Regulation of Instrument Transformer Test Set GB 311.1-1997 Insulation co-ordination for high voltage transmission and distribution equipment GB/T 311.1-2012 Insulation co-ordination—Part 1:Definitions,principles and rules GB/T 16927.1-2011 High-voltage test techniques—Part 1:General definitions and test requirements JB/T 10667-2016 Micro-voltage transformer for electric energy meters

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