DESCRIPSI KWH METER Mk7B
Measurement
• Class 1 and Class 2 (MID Class B and Class A)
• Compliance with IEC 62052-11, 62053-21,62053-23
• Compliance with AS 62052.11, 62053.21, 62053.23
• One Phase Two Wire with 120ADisconnect Switch
Voltage and Power Supply
• Nominal voltage :
220V – 240V
• Operating range:
176V – 276V
• Withstand :
0 – 288V
• Frequency range :
45Hz – 65Hz
Current
• WC Range :
5/100A, 10/100A
• WC Limit: 30 times Imax
for 0.5 cycles, 7000A for three cycles
Measured Values
• One element four quadrant
• Import/Export/Absolute/Per
Quadrant : Wh, varhand VAh
• W, var, VA, VRMS, IRMS,
Fundamental V, I
• Power Factor, Frequency,
Phasor Angles
Power Quality Indication
• Total Harmonic Distortion (THD)
• Waveform Download
Sag / Swell
• Five Cycle Resolution
• Records time/date/phase duration/average and worst excursion
• Programmable trigger levels