National Metrological Technical Specifications of the People's Republic of China
Latest
JJF 1205-2008
Scope
This calibration specification is applicable to the calibration of harmonic and scintillation analyzers that are newly manufactured, in use and after repair and whose harmonic range is not greater than 40th order and meet the requirements of GB 17625.1-2003 and GB 17625.2-2007 standards.
JJF 1205-2008 Referenced Document
GB 17625.1-2003 Electromagnetic compatibility limits Limits for harmonic current emissions(equipment input current≤16 A per phase
GB 17625.2-2007 Electromagnetic compatibility (EMC).Limits.Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤16A per phase and not subject to conditional connection
GB/T 17626.7 Electromagnetic compatibility—Testing and measurement techniques—General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto*, 2017-07-12 Update