JJF 2158-2024 Active National Metrology Technical Specifications JJF

JJF 2158-2024 Program of Pattern Evaluation of Heat Meters

JJF 2158-2024 Program of Pattern Evaluation of Heat Meters

Publish Date: 2024-10-19 Implement Date: 2025-04-19 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJF 2158-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2024-10-19

Implement Date: 2025-04-19

Pages: 72 pages

Scope

This outline is applicable to the type evaluation of heat meters with a nominal diameter not exceeding 50 mm, which are classified and coded as 12240000 and use water as the medium.

Development Information

Word Count: 91 Thousand words Pages: 72 pages

Replace the following standards

JJG 225-2001 Heat Meters

Referenced Standards

JJG 225-2001 Heat Meters JJF 1015-2014 General Norm for Pattern Evaluation of Measuring Instruments JJF 1016-2014 The Rules for Drafting Program of Pattern Evaluation of Measuring Instruments GB/T 778.2-2018 Meters for cold potable water and hot water—Part 2:Test methods GB/T 2423.1GB/T 2423.2 GB/T 2423.3-2016 Environmental testing—Part 2:Testing method—Test Cab:Damp heat,steady state GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products—Test Db:Damp heat, cyclic GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle) GB/T 2423.7-1995 Environmental testing for electric and electronic products Part 2:Test Ec and quidance:Drop and topple (Primarily for equipment-type specimens) GB/T 2423.7-2018 Environmental testing—Part 2:Test methods—Test Ec:Rough handling shocks,primarily for equipment-type specimens GB/T 17626.2-1998 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.2-2006 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.2-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.3-1998 Electromagnetic compatibility—Testing and measurement techniques-Radiated, radio-frequency, electromagnetic field immunity test GB/T 17626.3-2006 Electromagnetic compatibility—Testing and measurement techniques—Radiated, radio-frequency, electromagnetic field immunity test GB/T 17626.3-2016 Electromagnetic compatibility—Testing and measurement techniques—Radiated,radio-frequency,electromagnetic field immunity test GB/T 17626.3-2023 Electromagnetic compatibility—Testing and measurement techniques—Part 3:Radiated,radio-frequency,electromagnetic field immunity test GB/T 17626.4-1998 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burst immunity test GB/T 17626.4-2008 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burst immunity test GB/T 17626.4-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burstimmunity test GB/T 17626.5-1999 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 17626.5-2008 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 17626.5-2019 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 17626.6-1998 Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances, induced by radio-frequency fields GB/T 17626.6-2008 Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances,induced by radio-frequency fields GB/T 17626.6-2017 Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances,induced by radio-frequency fields GB/T 17626.8-1998 Electromagnetic compatibility—Testing and measurement techniques—Power frequency magnetic field immunity test GB/T 17626.8-2006 Electromagnetic compatibility—Testing and measurement techniques—Power frequency magnetic field immunity test GB/T 17626.11-1999 Electromagnetic compatibility—Testing and measurement techniques—Voltage dips, short interruptions and voltage variations immunity tests GB/T 17626.11-2008 Electromagnetic compatibility—Testing and measurement techniques—Voltage dips,short interruptions and voltage variations immunity tests GB/T 17626.11-2023 Electromagnetic compatibility—Testing and measurement techniques—Part 11:Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase GB/T 32224-2015 Heat meters GB/T 32224-2020 Heat meters OIML R75-1:2002(E) OIML R75-2:2002(E) EN 1434.1:2015 EN 1434.4:2015 IEC 60751:2008 JJG 225-2024 Verification Regulation of Heat Meters

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