Why Choose the Carlo Gavazzi WM40AV73H Power Analyser?
The Carlo Gavazzi WM40AV73H is a modular three-phase power analyser designed for precise energy monitoring, electrical measurement and power quality analysis in industrial and commercial installations. As part of the Carlo Gavazzi WM40 series, it provides a scalable platform for monitoring electrical networks with optional communication and I/O modules for integration into automation, SCADA and energy management systems.
Designed for panel mounting in switchboards and control cabinets, the WM40AV73H measures key electrical parameters including voltage, current, power, energy, frequency, power factor and harmonic distortion. Its modular construction allows communication and I/O options to be added as required, making it suitable for both standalone monitoring and networked energy management applications.
Supporting 57.7–133 V L-N and 100–230 V L-L electrical systems with 1 (2) A current transformer inputs, the WM40AV73H is powered from a 100–240 V AC/DC auxiliary supply. It is ideal for low-voltage monitoring applications where accurate metering, flexible communications and long-term reliability are required.
Key Advantages
- Modular three-phase power analyser for energy and electrical monitoring.
- Suitable for 57.7–133 V L-N and 100–230 V L-L voltage systems.
- 1 (2) A current transformer input for CT-based measurement.
- 100–240 V AC/DC auxiliary supply for flexible panel integration.
- Expandable with optional communication and I/O modules.
- Ideal for energy management, automation panels and electrical distribution monitoring.
Key Features
- Carlo Gavazzi WM40 modular power analyser series.
- Three-phase network analysis and energy monitoring.
- 57.7–133 V L-N voltage input range.
- 100–230 V L-L voltage input range.
- 1 (2) A current transformer input.
- 100–240 V AC/DC auxiliary power supply.
- Optical programming port for quick configuration.
- Supports optional RS485, Ethernet, BACnet and Profibus communication modules.
Reliable Monitoring for Low-Voltage Power Systems
Power analysers such as the Carlo Gavazzi WM40AV73H help engineers, panel builders and facilities teams monitor electrical consumption, system loading and power conditions across low-voltage networks. By measuring essential electrical parameters, the analyser supports improved visibility of energy usage and helps identify load imbalance, inefficiency and abnormal operating conditions.
The WM40 platform is designed around a modular architecture, allowing communication, digital I/O and analogue expansion modules to be added as project requirements evolve. This makes the WM40AV73H suitable for industrial monitoring, building management systems, switchboard metering and retrofit energy management projects.
Typical Applications
- Industrial electrical distribution panels.
- Energy monitoring and consumption analysis.
- Building management systems and facility monitoring.
- Automation and process control panels.
- Commercial and industrial switchboards.
- Power quality monitoring and low-voltage network analysis.
