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2CMA100170R1000 ABB B23 313-100 Three-Phase Energy Meter 65 A M-Bus
ABB B23 313-100 is a three-phase direct-connected 65 A DIN-rail energy meter with Class B active energy accuracy, active and reactive import/export measurement, four-tariff capability and M-Bus communication.
£330.85
Why Choose the ABB B23 313-100 Energy Meter?
The ABB B23 313-100 is an advanced three-phase direct-connected electricity meter designed for accurate monitoring of active and reactive electrical energy in commercial, residential and industrial installations. As part of the ABB B23 EQ meter series, it combines compact DIN-rail mounting with comprehensive energy measurement, tariff handling and M-Bus communication.
This Silver-function meter measures both active and reactive energy with import and export registers, making it suitable for bidirectional energy monitoring. Active energy measurement is provided to accuracy Class B (Class 1), while reactive energy is measured to Class 2. The meter is IEC approved and MID approved and verified for applications requiring compliant energy measurement.
Designed for direct connection up to 65 A, the B23 313-100 operates on three-phase 230/400 V AC systems and supports both 3-wire and 4-wire networks. It provides up to four tariffs, two inputs and two outputs, a backlit display, configurable alarms and integrated M-Bus communication for connection to building energy management and monitoring systems.
Key Advantages
- Accurate three-phase direct-connected energy measurement up to 65 A.
- Class B (Class 1) active energy accuracy for dependable consumption monitoring.
- Measures active and reactive energy with import and export registers.
- Integrated M-Bus communication supports remote energy data collection.
- Up to four tariffs for multi-tariff energy monitoring.
- Two inputs and two outputs configurable for pulse, tariff and alarm functions.
- MID approved and verified for compliant metering applications.
- Compact four-module DIN-rail format simplifies installation in distribution boards.
Key Features
- ABB B23 EQ meter series.
- Three-phase direct-connected electricity meter.
- 65 A maximum direct-connected current.
- 230/400 V AC three-phase system.
- Class B (Class 1) active energy accuracy.
- Class 2 reactive energy accuracy.
- Active and reactive energy measurement with import/export functionality.
- Up to four configurable energy tariffs.
- M-Bus serial communication.
- Two digital inputs and two digital outputs.
- Multiple instrumentation values, alarm functions and event logging.
- Easy-to-read backlit display.
- Configurable for 3-wire and 4-wire electrical networks.
- Integrated infrared communication port.
- DIN-rail mounting in a compact four-module enclosure.
Reliable Energy Monitoring for Electrical Installations
Energy meters such as the ABB B23 313-100 provide detailed information about electricity consumption and energy flow within three-phase installations. Direct measurement up to 65 A eliminates the need for external current transformers in suitable circuits, helping simplify installation while providing accurate active and reactive energy data.
The B23 series is designed for modern energy management applications where local readings and remote data collection are both required. M-Bus communication enables measured values to be integrated into building management and energy monitoring systems, while tariff handling, pulse functions, alarms and event logging provide additional flexibility for analysing and managing electrical consumption.
Typical Applications
- Commercial building energy monitoring.
- Residential and multi-occupancy electrical metering.
- Industrial distribution boards and control panels.
- Building management systems using M-Bus communication.
- Sub-metering and departmental energy allocation.
- Renewable and bidirectional energy monitoring applications.
- Multi-tariff electricity consumption monitoring.
- Energy efficiency and electrical consumption analysis.
Technical Specifications
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| Measurement Connection Type | CT connection | |
|---|---|---|
| MID Approval | Yes | |
| Device Type | Energy meter | |
| Series | B23 EQ Meters | |
| ABB order code | 2CMA100170R1000 | |
| Product type | Three-phase electricity / energy meter | |
| Connection | Direct connected | |
| Maximum direct current | 65 A | |
| System voltage | 230/400 V AC | |
| Number of phases | 3 | |
| Network configuration | 3-wire / 4-wire | |
| Measured energy | Active and reactive, import and export | |
| Active energy accuracy | Class B (Class 1) | |
| Reactive energy accuracy | Class 2 | |
| Tariffs | Up to 4 | |
| Communication | M-Bus and infrared port | |
| Inputs | 2 | |
| Outputs | 2 | |
| Display | Backlit digital display | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Module width | 4 DIN modules | |
| Dimensions (H × W × D) | 97 × 70 × 65 mm | |
| Weight | approx. 0.35 kg | |
| Approvals | IEC approved, MID approved and verified |
Frequently Asked Questions
What is the ABB B23 313-100 used for?
The ABB B23 313-100 is used to measure active and reactive energy in three-phase electrical installations, including import and export energy for commercial, residential and industrial monitoring applications.
What current can the ABB B23 313-100 measure?
The meter is designed for direct-connected three-phase circuits up to 65 A, allowing suitable loads to be monitored without external current transformers.
What is the accuracy of the B23 313-100?
The B23 313-100 provides Class B (Class 1) accuracy for active energy and Class 2 accuracy for reactive energy.
Does the ABB B23 313-100 support communications?
Yes. This version incorporates M-Bus communication for remote meter reading and integration with compatible building and energy management systems, as well as an infrared communication port.
Does the B23 313-100 support multiple tariffs?
Yes. The meter supports up to four tariffs, with tariff handling available through its inputs or communication interface.
Trusted Energy Measurement from ABB
ABB B23 energy meters provide compact, accurate and communication-ready electricity monitoring for modern distribution boards, helping building operators, system integrators and electrical engineers measure and manage three-phase energy consumption.
