DZ/T 0101.12-1994
Active
JJG 1189.1-2026
Pending
National Metrology and Inspection Regulations JJG
JJG 1189.1-2026 Verification Regulation of Instrument Transformers—Part 1:Standard Current Transformers
JJG 1189.1-2026 Verification Regulation of Instrument Transformers—Part 1:Standard Current Transformers
Price:
$ 105
Basic Information
Standard Code:
JJG 1189.1-2026
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:
44 pages
Scope
This procedure is applicable to the initial verification, subsequent verification, and in-service inspection of standard current transformers with a rated frequency of 50 Hz (60 Hz). This procedure is also applicable to the verification of current transformers used for general measurement purposes.
Development Information
Same series standard
JJG 1189.2-2026 Verification Regulation of Instrument Transformers—Part 2:Standard Voltage 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
Referenced Standards
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