JJF 2225-2025 Active National Metrology Technical Specifications JJF

JJF 2225-2025 Calibration Specification for High Insulation Resistance Meters

JJF 2225-2025 Calibration Specification for High Insulation Resistance Meters

Publish Date: 2025-03-27 Implement Date: 2025-09-27 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJF 2225-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2025-03-27

Implement Date: 2025-09-27

Pages: 24 pages

Scope

This specification is applicable to the calibration of digital and analog high-insulation resistance meters (hereinafter referred to as high-resistance meters) with a DC rated working voltage not exceeding 1,000 V, which can directly measure resistances of more than 109 Ω.

Development Information

Word Count: 25 Thousand words Pages: 24 pages

Replace the following standards

JJG 690-2003 High Insulation Resistance Meters

Referenced Standards

GB 4793.1-1995 Safety requirements for electrical equipment for measurement, control, and laboratory use Part 1:General requirements GB 4793.1-2007 Safety requirements for electrical equipment for measurement, control, and laboratory use—Part 1:General requirements

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