Electrical Machines and Equipment
Electrical Machines and Equipment
Electrical Machines and Equipment
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<strong>Electrical</strong> Technology Department<strong>Electrical</strong> <strong>Machines</strong> & <strong>Equipment</strong>sDetailed Practical ContentsHours Contents Related Tasks45- Measurements using Wheatstone <strong>and</strong> Maxwell Bridges: Wheatstone bridge. Measuring resistance using a Wheatstone Bridge. Maxwell Bridge. Measuring the impedance using a Maxwell Bridge.Basic knowledgeB2, B6 ,F9, C68466- <strong>Electrical</strong> power measurements: Wattmeter. Power measurements in DC circuits¯ Measuring power using the voltage <strong>and</strong> the current.¯ Measuring power using wattmeter Measuring power in single phase circuits¯ Comparing the active power measured by wattmeter withthat measured using voltmeter <strong>and</strong> ammeter.¯ Power factor measurements for resistive, inductive <strong>and</strong>capacitive loads. Measuring power in three phase circuits¯ Measuring the power for resistive, inductive <strong>and</strong> capacitiveloads using three watt meters.¯ Measuring the power for resistive, inductive <strong>and</strong> capacitiveloads using two watt meters¯ Reactive Power measurements.7- Measurements using P.Ts <strong>and</strong> C.Ts Measuring current using C.T. Measuring voltage using P.T. Power measurements using C.T. <strong>and</strong> P.T.8- Measurements using P.Ts <strong>and</strong> C.Ts KWH meters.¯ Measuring electrical energy using three phase KWH meter.¯ Measuring electrical energy using three phase KWH meter<strong>and</strong> C.Ts.¯ Measuring electrical energy using three phase KWH meter<strong>and</strong> C.Ts. <strong>and</strong> P.Ts.Basic knowledgeB2, B6 ,F9, C6Basic knowledgeB2, B6 ,F9, C6Basic knowledgeB2, B6 ,F9, C6- 22 -
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