monitoring, for electrical networks, for regulatory, industrial
Measured value
harmonic, power, voltage, energy
Configuration
DIN rail
Other characteristics
RS485
Description
Product overview
Three-phase low-voltage energy counter/analyzer for 3-phase 3- and 4-wire systems, model PFA64M1-0A-B (FEMTO D4 B), designed for MID-compliant installations.
Standards & accuracy
Complies with MID annex MI-003 and standards EN 50470-1 and EN 50470-3.
Accuracy: EN 62053-21 class 1; EN 50470-3 class B.
Measurements & functions
Calibrated for use with three external ECT CTs 100A (cod. PFAE000-01) connected to the instrument.
Measurement of THD on voltage and current.
Neutral current measurement.
Maximum and minimum voltage detection (Vmax/Vmin).
Maximum current (Imax) measurement.
Maximum power (Pmax) measurement.
Active energy measurement for each phase.
Phase rotation detection.
Four operating time counters.
Calibration LED indicator.
RS485 serial communication interface.
Mechanical & electrical
Installation width: 4 DIN rail modules.
Power supply: 85–440 Vac (phase–phase).
Applications
Suitable for energy monitoring and metering in three-phase low-voltage networks (3- and 4-wire), industrial and commercial installations requiring MID conformity.
Fiscal certificates for metrological use available on request.
Technical specifications
Product family / model: Femto D4 B / PFA64M1-0A-B.
Measurement type: three-phase energy counter/analyzer for low-voltage systems (3-phase, 3- and 4-wire).
Standards: MID MI-003, EN 50470-1, EN 50470-3.
Accuracy classes: EN 62053-21 class 1; EN 50470-3 class B.
CTs: calibrated with 3 external ECT CTs 100A (cod. PFAE000-01).
Measured parameters: active energy per phase, THD (voltage & current), neutral current, Vmax/Vmin, Imax, Pmax.
Counters: four operating time counters.
Indicators: calibration LED (1).
Communications: RS485 serial interface.
Mechanical size: 4 DIN rail modules.
Supply voltage: 85–440 Vac (phase–phase).
Certificates: fiscal/metrological certificates available on request.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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