OS GSO 667:1997
GSO 667:1997
Omani Standard
Current Edition
·
Approved on
30 April 2025
TESTING AND CALIBRATION OF CLASS 0.5, 1, 2 INDUCTION TYPE WATTHOUR METERS
OS GSO 667:1997 Files
Arabic
15 Pages
Current Edition
Reference Language
14.0 OMR
English
12 Pages
Current Edition
12.0 OMR
OS GSO 667:1997 Scope
This standard is concerned with the methods of testing and calibration of watthour meters of the induction type of classes 0.5, 1 and 2 used to measure active electrical energy in kilowatt hours, in the frequency range from 45 Hz to 65 Hz and at a voltage not exceeding 600 V, as specified in appendix (A).
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