Why Choose the Lovato DMED403R0150 DC Energy Meter?
The Lovato DMED403R0150 is a high-accuracy DC energy meter for electric vehicle charging stations, designed for direct measurement of imported and exported electrical energy. As part of the Lovato DMED4 DC energy meter series, it combines bidirectional energy measurement, MID and Eichrecht certification and integrated RS485 communication for demanding EV charging infrastructure.
The meter supports direct DC current measurement up to 150 A and a rated operational voltage range of 120–1500 V DC. Imported and exported energy measurement makes the DMED403R0150 particularly suitable for charging systems where certified, traceable energy metering is required in both directions.
With Class 1 active-energy accuracy to EN 50470-4, an integrated RS485 interface and an extended operating temperature range of -40 to +85 °C, the DMED403R0150 provides reliable metering and communication across a wide range of EV charging environments.
Key Advantages
- Purpose-designed DC energy meter for electric vehicle charging stations.
- Direct current measurement up to 150 A.
- Wide 120–1500 V DC rated operational voltage range.
- Bidirectional imported and exported energy measurement.
- MID and Eichrecht certified for regulated energy metering applications.
- Integrated RS485 communication interface for connection to monitoring and charging infrastructure.
- Extended -40 to +85 °C operating temperature for demanding installations.
Key Features
- Lovato DMED4 DC energy meter series.
- 150 A IEC maximum current (Imax).
- 30 A IEC reference current.
- 1.5 A IEC minimum current.
- 120–1500 V DC rated operational voltage.
- Class 1 active-energy accuracy to EN 50470-4.
- Integrated RS485 serial interface.
- Programmable communication speed from 1200 to 115200 bps.
- 1000 pulses/kWh LED pulse rate.
- Rear-mounted polyamide housing with removable terminals.
Reliable & Certified DC Energy Metering
Accurate DC energy measurement is essential in high-power electric vehicle charging infrastructure, particularly where energy consumption must be recorded for billing, monitoring or regulatory purposes. The Lovato DMED403R0150 directly measures DC current and voltage while recording both imported and exported active energy.
Its MID and Eichrecht certifications, Class 1 active-energy accuracy and RS485 connectivity make the meter well suited to certified charging installations. The broad operating temperature range and high DC voltage capability also support reliable operation in demanding commercial and public charging environments.
Typical Applications
- DC electric vehicle charging stations.
- High-power EV charging infrastructure.
- Certified EV energy billing systems.
- Bidirectional DC energy monitoring.
- Commercial and public EV charging networks.
- Charging-system energy management and data acquisition.
