Electrical energy meters - Test equipment, techniques and procedures - Part 1: Stationary meter test units (MTUs)
STANDARD published on 1.10.2023
Designation standards: ČSN EN IEC 62057-1
Classification mark: 184009
Catalog number: 517599
Publication date standards: 1.10.2023
The number of pages: 88
Approximate weight : 295 g (0.65 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
This part of IEC 62057 applies to stationary meter test units (MTUs) permanently installed in laboratories, used for testing and calibration of electricity meters, in particular for their type test, acceptance test and verification test. It covers the requirements for automatic MTUs for indoor laboratory application and applies to newly manufactured MTUs to test electricity meters on 50 Hz or 60 Hz networks with an AC voltage up to 600 V (phase to neutral)