Proficiency testing in AC power and energy

摘要

Proficiency testing (PT) program in AC Power & Energy measurements was conducted for 12 National Accreditation Board for Testing and Calibration Laboratories (NABL) accredited laboratories of India. The program is conducted to determine the performance of individual laboratories for specific measurements and to monitor continuing performance by assuring the quality of results. National Physical Laboratory, New Delhi, India (NPLI), has coordinated the PT program and acted as reference laboratory. A Technical Protocol was designed inline with internationally adopted method. The paper describes the results obtained durng the PT exercise