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WM30AV73H – WM30 base with 90-260V AC/DC power supply 100V/1A input
Carlo Gavazzi WM30AV73H WM30 modular three-phase power analyser with 57.7-133 V L-N, 100-230 V L-L voltage input, 1 A CT input, 100-240 V AC/DC auxiliary supply and optional I/O and communication modules.
£437.04
Why Choose the Carlo Gavazzi WM30AV73H Power Analyser?
The Carlo Gavazzi WM30AV73H is a smart modular three-phase power analyser designed for accurate electrical measurement, energy monitoring and power analysis in industrial and commercial installations. As part of the Carlo Gavazzi WM30 series, it provides dependable monitoring of electrical networks while supporting flexible expansion through optional communication and I/O modules.
This panel-mounted analyser is suitable for switchboards, control panels and energy management systems where reliable measurement and integration flexibility are required. The WM30AV73H can be expanded with optional communication modules for protocols such as Modbus RTU, Modbus TCP/IP, BACnet and Profibus, making it suitable for automation systems, building management networks and industrial monitoring platforms.
With voltage inputs of 57.7–133 V L-N and 100–230 V L-L, together with 1 A current transformer inputs, the WM30AV73H is well suited to lower voltage measurement applications, generator systems, machinery panels and energy monitoring projects. Its 100–240 V AC/DC auxiliary power supply provides flexible installation options for industrial and commercial control panels.
Key Advantages
- Smart modular three-phase power analyser for advanced energy monitoring.
- 57.7–133 V L-N and 100–230 V L-L voltage input range.
- 1 A current transformer input for CT-based measurement systems.
- 100–240 V AC/DC auxiliary supply for flexible installation.
- Expandable with optional I/O and communication modules.
- Suitable for monitoring both energy consumption and generation.
Key Features
- Carlo Gavazzi WM30 smart modular power analyser series.
- Panel-mounted analyser for electrical cabinets and switchboards.
- Single-phase, two-phase and three-phase system compatibility.
- 1 (2) A CT input for current transformer installations.
- Optional communication modules including Modbus, BACnet and Profibus options.
- Optional I/O modules for alarm, pulse or remote control functions.
- Optical port for local configuration and data access.
- Backlit LCD display for clear local measurement viewing.
Advanced Modular Energy Monitoring for Lower Voltage Systems
Power analysers such as the Carlo Gavazzi WM30 are used to measure voltage, current, power, frequency, power factor and energy usage across electrical installations. This enables engineers, facilities teams and panel builders to monitor load behaviour, improve energy visibility and support preventative maintenance.
The WM30AV73H is especially suitable for systems requiring a lower voltage measurement range, 1 A CT inputs and flexible communication options. Its modular architecture allows communication and I/O modules to be added as required, making it suitable for standalone monitoring as well as integration into wider automation and energy management systems.
Typical Applications
- Industrial electrical panels and switchboards.
- Energy management and monitoring systems.
- Generator and lower voltage electrical monitoring.
- Machinery and production line power analysis.
- Power distribution and load monitoring.
- Automation systems requiring expandable communication options.
Technical Specifications
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| Measurement Connection Type | CT connection | |
|---|---|---|
| Measurement Functions | Power | |
| Device Type | Power / energy analyser | |
| Phase | DC | |
| Signal / Input Range | AC V / A (TRMS), CT input (/5 A or /1 A), DC V / A | |
| Coil / Supply Voltage | 90–260 V AC/DC | |
| Communication | BACnet, Ethernet, Modbus RTU, Modbus TCP, PROFIBUS DP, RS485 | |
| Display | LCD | |
| Current | 1 A | |
| Voltage | 260 V | |
| Manufacturer | Carlo Gavazzi | |
| Series | WM30 | |
| Model | WM30AV73H | |
| Product type | Modular three-phase power analyser | |
| Voltage input | 57.7–133 V L-N / 100–230 V L-L | |
| Current input | 1 (2) A via current transformers | |
| Supported systems | Single-phase, two-phase and three-phase networks | |
| Frequency | 50 / 60 Hz, up to 400 Hz | |
| Energy metering | Consumption and generation | |
| Auxiliary power supply | 100–240 V AC/DC | |
| Communication | Optional modules for RS485 Modbus RTU, Ethernet Modbus TCP/IP, BACnet and Profibus | |
| Outputs | Optional I/O modules for alarm, pulse or remote control | |
| Display | Backlit LCD display | |
| Configuration | Keypad, optical port or UCS configuration software | |
| Mounting type | Panel mounting | |
| Front protection rating | IP65 | |
| Terminal protection rating | IP20 | |
| Operating temperature | -25°C to +55°C | |
| Approvals | CE, cULus, UKCA |
Frequently Asked Questions
What is the Carlo Gavazzi WM30AV73H used for?
It is used to monitor electrical power, energy consumption, generation and network performance in single-phase, two-phase and three-phase electrical installations.
What current input does the WM30AV73H use?
The WM30AV73H uses 1 (2) A current transformer inputs, making it suitable for CT-based electrical measurement systems.
What voltage input range does this analyser support?
This model supports 57.7–133 V L-N and 100–230 V L-L voltage inputs, making it suitable for lower voltage monitoring applications.
What auxiliary supply does the WM30AV73H require?
The WM30AV73H uses a 100–240 V AC/DC auxiliary power supply, providing flexible installation options for control panels and switchboards.
Can communication modules be added to the WM30AV73H?
Yes, the WM30 platform supports optional communication modules for protocols such as Modbus, BACnet and Profibus, depending on the module fitted.
Trusted by Electrical Engineers Worldwide
Carlo Gavazzi WM30 power analysers are widely used by electrical engineers, panel builders and facilities teams for scalable energy monitoring, dependable measurement and integration into modern industrial electrical systems.
