JJG 691-2014 Active National Metrology and Inspection Regulations JJG

JJG 691-2014 Multi-Rate Electricity Meters for Measuring Alternating-current Electrical Energy

Publish Date: 2014-06-15 Implement Date: 2014-12-15 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 691-2014

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2014-06-15

Implement Date: 2014-12-15

Pages: 24 pages

Scope

This procedure applies to the initial and subsequent verification of multi-tariff AC energy meters (referred to as multi-tariff meters) with a reference frequency of 50 Hz or 60 Hz.
This procedure applies to multi-tariff meters with digital displays and time switches, and those using batteries (or capacitors) as backup power sources.
For multi-functional energy meters with time-sharing metering, the same verification items shall be carried out in accordance with this procedure.
This procedure does not apply to on-site inspections of multi-tariff meters.