Why Choose the ABB A43 113-100 Three-Phase Energy Meter?
The ABB A43 113-100 is a professional three-phase direct-connected electricity meter designed for accurate active-energy measurement in commercial, residential and industrial electrical installations. Part of ABB's A43 DIN-rail mounted meter range, it supports direct connection up to 80 A, allowing suitable three-phase loads to be monitored without external current transformers.
Designed for 3-wire and 4-wire three-phase networks, the A43 113-100 provides Class B / Class 1 active-energy accuracy across a wide 3 × 57.7/100–288/500 V AC voltage range. Its Steel functionality level also provides useful instrumentation values including power, current, voltage and frequency for detailed monitoring of the connected electrical system.
A key feature of this model is its integrated M-Bus communication interface, enabling meter readings to be collected by compatible remote energy-monitoring and building-management systems. The meter also provides a configurable pulse/alarm output, infrared communication, alarm functionality, MID approval and a clear backlit display in a robust 7-module DIN-rail format.
Key Advantages
- Direct-connected three-phase metering up to 80 A without external current transformers.
- Class B / Class 1 active-energy accuracy for dependable electricity measurement.
- Integrated M-Bus communication for remote meter reading and system integration.
- Suitable for 3-wire and 4-wire three-phase networks.
- Wide 3 × 57.7/100–288/500 V AC measurement range.
- Provides electrical instrumentation values including power, current, voltage and frequency.
- Configurable pulse or alarm output provides flexible external signalling.
- Supports up to 25 alarm values with configurable thresholds and time delays.
- Integrated infrared interface supports compatible communication accessories.
- MID verified and IEC approved for professional metering applications.
Key Features
- ABB A43 series three-phase electricity meter.
- Steel functionality level.
- Direct-connected measurement up to 80 A.
- Suitable for three-phase 3-wire and 4-wire networks.
- 3 × 57.7/100–288/500 V AC voltage range.
- Class B / Class 1 active-energy measurement.
- M-Bus communication interface.
- Integrated infrared communication interface.
- Configurable active-energy pulse or alarm output.
- Displays active energy, power, current, voltage and frequency values.
- Up to 25 configurable alarm values.
- White backlit display with up to seven digits.
- 2-element and 3-element metering capability.
- Compact 7 DIN-module construction.
- Designed for DIN-rail installation in electrical distribution equipment.
Direct Three-Phase Metering with M-Bus Communications
The ABB A43 113-100 provides direct-connected three-phase energy measurement for loads up to 80 A, avoiding the need for external current transformers in suitable installations. In addition to active-energy measurement, the meter provides useful instrumentation data including active power, phase currents, phase-to-phase and phase-to-neutral voltages and frequency, supporting detailed analysis of the connected electrical network.
Its integrated M-Bus interface enables energy data to be collected remotely by compatible metering, building-management and energy-monitoring systems. Combined with infrared communication and a configurable pulse/alarm output, the A43 113-100 provides flexible integration options for automated meter reading, sub-metering and energy-management applications.
Typical Applications
- Commercial building energy monitoring.
- Residential three-phase electricity metering.
- Industrial electrical installations.
- Three-phase distribution boards and switchboards.
- Direct-connected loads up to 80 A.
- 3-wire and 4-wire three-phase electrical networks.
- M-Bus automated meter-reading systems.
- Building-management and energy-monitoring systems.
- Tenant and departmental electricity sub-metering.
- MID-compliant active-energy metering applications.
