for electrical networks, 3-phase electrical networks, for single-phase electrical networks
Measured value
power quality, power, voltage, energy
Configuration
DIN rail
Detector type
FFT
Other characteristics
real-time, RS485, graphic
Description
Product overview Harmonic & Power Quality energy analyzer for single- and three-phase installations (up to 3 single-phase lines). Accuracy class 0.5S. CT connection via ../5A or ../1A (CTs not included).
Key features
Measures THD and TDD on voltage and current
Measures neutral current, maximum and minimum voltage, maximum current and power, and active energy per phase
Performs single harmonic analysis up to the 31st order on three phase voltages and three line currents in real time
Phase sequence detection and configuration
Four operating timers and eight configurable alarms with support for complex logic conditions
Equipped with a graphical LCD display and a calibration LED
Communication and firmware
Communication via Modbus-RTU over RS485
Firmware remotely upgradeable and expandable via PUK codes for future upgrades after installation
Installation and mechanical
DIN-rail mounting, 4 modules width
Screw terminal connections
Power supply: 230–240 VAC
Compliance
Complies with EN 50470-1 and EN 50470-3
Characteristics / Technical specifications
Model: FEMTO PRO D4 (PFA64-1H102-E00)
Manufacturer / Brand: Electrex
Product type: Harmonic & Power Quality energy analyzer
Phases supported: Single-phase and Three-phase (up to 3 single-phase lines)
Accuracy class: 0.5S
CT connection: ../5A or ../1A (CTs not included)
Measurements: THD, TDD, neutral current, max/min voltage, max current, power, active energy per phase
Harmonic analysis: single harmonic analysis up to 31st order (voltages and line currents)
Phase sequence detection: yes
Timers and alarms: 4 operating timers; 8 configurable alarms with complex logic
Display: Graphical LCD
Indicators: Calibration LED
Communication protocol: Modbus-RTU over RS485
Firmware: Remotely upgradeable and expandable via PUK codes
*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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