Polyphase Electronic Domestic Energy Meter
(EM3230 / PEDEM)

Functional Block Diagram

Features

Conforms to IEC-687 standards for class 1 static Energy Meters 
Class 1.0 accuracy  at 15 / 120 A basic / maximum current
3-Phase, 3-Wire / 4-Wire supply 
240V / 110V Three Phase Operation 
Line frequency : 50 / 60 Hz
Optically isolated asynchronous port connects to RS-232 port 
Remote reading of all measured parameters 
Remote calibration of meter 
8-digit LED display 
Calibration via menu based software 
DSP based architecture 
Graphical display of voltage and current waveforms 
Tamper Registration
Earth Current Detection
Measurements: 

• Active, apparent and reactive energies
• Active, apparent and reactive powers
• Power factor
• Line frequency, voltage and load current
• 1^st, 2^nd, 3^rd harmonic magnitudes and phases
  

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