JJG 691-1990 Replaced National Metrology and Inspection Regulations JJG

JJG 691-1990 Multi-Rate Alternating-Current Watthour Meters

Publish Date: 1990-06-14 Implement Date: 1990-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 691-1990

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1990-06-14

Implement Date: 1990-10-01

Publisher: The National Technical Supervision Bureau

Technical Committee: Liaoning Provincial Metrology Bureau

Pages: 10 pages

Scope

This regulation applies to the inspection of separate or integrated three-phase active and reactive energy meters consisting of induction energy meters, pulse energy meters, and crystal-controlled time switches with a rated frequency of 50 Hz (60 Hz) that are newly produced, repaired, or in use.