PAYESH-M111 intelligent measuring center with the ability to measure ,record and communicate electrical parameters in three-phase and single-phase networks
PAYESH from a measurement perspective:
- Ability to measure and display voltage and current of three-phase and single-phase and zero current (with fourth CT) with an accuracy of 0.2%
- Measuring and displaying apparent power, active and reactive power in two directions with an accuracy of 0.3% (produced or consumed / inuductive or capacitive)
- Measuring and displaying the power factor for each phase separately
- Measure and display frequency with 0.02% accuracy
- Energy measurement with the ability to define 4 different tariffs.
- Measure and display the internal temperature of the device
- Ability to connect external PT100 sensor to measure temperature
- Ability to measure and display demand
- Ability to adjust the conversion ratio of CT and PT
PAYESH in terms of power quality:
- Measurement and display of THD for voltage and current of three phases (each phase separately)
- Measuring and displaying the amount of harmonics up to the order of 31 as a bar and percentage (each phase separately)
- Detect and record voltage sag and voltage swell
- Ability to measure and display power quality analysis parameters on request
PAYESH in terms of protection functions:
- Over Voltage detection
- Under Voltage Detection
- Over Current detection
- Demand Control
- Reverse power detection (reverse power detection in motor and generator equipment)
- Over THD detection
- Two adjustable digital inputs
- Two adjustable digital outputs (contactor relay)
PAYESH from the perspective of data logger:
- Ability to store 500 events (full function of protection functions, change settings, turning the device on, resetting energy and alarms, etc., digital input stimulation, digital output function, power return)
- Ability to store the complete waveform of currents and voltages of each phase for 1 second (50 cycles) for 6 events with a sampling rate of 20 samples per cycle (Oscillograph)
- Ability to store measured values at an adjustable rate (from seconds to hours) for one year
- Ability to trigger waveform recorder manually, with digital input, or in case of protection functions
- Ability to report in Comtrade format
- Ability to read and store the measured values through the USB port on the device