Measurement of Power using CT and PT

Place equipments:

Connect devices with wires:

Instructions

TNP Switch
OFF
ON
Potential Transformer Ratio
440/220V
440/110V
Current Transformer Ratio
2:1
4:1
Wattmeter Multiplying Factor
2
4
3-Φ Variable Load
500 Watt
1000 Watt

Wattmeter Reading : Watts