50-413-545 Power Quality for Meter Technicians-Module Ten Course Information Description This course will focus on various power quality topics including harmonics, non-linear loads and stray voltage. Apprentices analyze how the aforementioned affect metering accuracy, transformer sizing, and customer equipment. Total Credits 1 Course Competencies (Course Outcomes) Explain regulations and standards driving power quality Assessment Strategies Oral, Written and/or Skill Assessment Criteria review PSC 113 Rules pertaining to power quality review IEEE Standards define the CBEMA Curve calculate voltage drop related to motor starts and loading Assess the effect of poor power quality on customer equipment Assessment Strategies Oral, Written and/or Skill Assessment Criteria identify possible power quality concerns analyze how customer equipment is affected analyze economic impact on customers identify proper mitigation techniques Assess the effect of non-linear loads on voltage and current waveforms Assessment Strategies Oral, Written and/or Skill Assessment Criteria identify examples of non-linear load analyze non-linear loads their their affect the voltage and current waveform analyze harmonic distortion and how this can affect equipment and electric distribution systems identify proper mitigation techniques Evaluate current and voltage distortion Assessment Strategies Oral, Written and/or Skill Assessment Criteria define THD define Crest Factor identify proper measurement equipment and properties Examine stray voltage Assessment Strategies Oral, Written and/or Skill Assessment Criteria define stray voltage examine the causes and effects of stray voltage identify the elements of a Stray Voltage Investigation Identify sources of radio interference Assessment Strategies Oral, Written and/or Skill Assessment Criteria define utility responsibility for radio interference explore how interference affects communications equipment identify utility and non-utility causes of radio interference