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Direct Current Billing Meters
LEM DCBMs are designed as a smart, compact, and certified billing solution for high-power EV charging applications
Smart, compact, and built for the future of EV infrastructure, the LEM direct current billing meter (DCBM) empowers charging station providers to offer a seamless gas station-like experience with its intuitive LCD display that presents real-time measurements, energy usage, alarms, and legal data. Designed for both retrofit and DC fast charging stations ranging from 25 kW to 400 kW, the DCBM 400 and 600 support industry-standard data protocols to ensure secure communication, accurate billing, and effortless integration with cloud services. Its compliance with metrology regulations also streamlines the certification process, making it a reliable and efficient solution for modern electric vehicle charging networks.
Features
- Shaped for industrial constraints
- Easy integration for retrofit and new infrastructures
- Plug-and-play software integration
- Flexible integration with busbars or cables
- OCMF readouts compliant with S.A.F.E.
- Compliant for energy billing or parking time billing
- System monitoring
- Proprietary split concept
- Compliant with legal metrology for billing systems
- Range of operation: 150 VDC to 1,000 VDC
- Two sizes: IMAX 400 A and IMAX 600 A
- Accuracy: Class B, -40°C to +85°C
- Ethernet communication with HTTP/HTTPS
- Robust design with wide current terminals, compliant with busbars
- Bidirectional energy metering (V2G)
- 4-wire measurement and cable loss compensation
- Signed data readouts in OCMF or LEM format
- Real-time monitoring of current/voltage/temperature/energy
- Integrated display with backlight
- Transaction handling and protection of user data fields
- Support of NTP time sync, static/DHCP IP addressing
- Auxiliary power supply range: +12 VDC, +48 VDC
- Length of datalink cable: 30 cm to 3.5 m
- Reinforced insulation at 1,000 VDC, OVC II, UIMP 8 kV
- Sealing of terminals and interfaces
- IP20 case rating
- DIN rail 35 mm and screw mounting
- Event detections: overtemperature, time synchronization, and detection of incorrect voltage connection
Applications
- Electric vehicle charging infrastructures
- Datacenters
- DC grounds and energy monitoring
- Energy storage, renewables
Direct Current Billing Meters
| Image | Manufacturer Part Number | Description | Measuring Range | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
 |  | DCBM 400 | MULTI METER LCD DIN RAIL | 0 ~ 400A, 150 ~ 1000VDC | 1 - Immediate | $9,322.99 | View Details |
| | DCBM 600 | MULTI METER LCD DIN RAIL | 0 ~ 600A, 150 ~ 1000VDC | 0 - Immediate | $9,786.53 | View Details |
Published: 2025-08-19
Hong Kong, China