Docstoc

Power factor measurement

Document Sample
Power factor measurement Powered By Docstoc
					
				
DOCUMENT INFO
Shared By:
Stats:
views:20
posted:11/22/2011
language:English
pages:2
Description: The power factor is indirectly determined by measuring the phase angle φ between current and voltage (both sinosoidal). However the indicators are calibrated in values of cos φ of the angle φ