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direct connected energy meter dedicated to DC applications
| Rated Conventional Thermal Current | 400 A |
| Accuracy Class | B |
| Reference Voltage (Uref) | 150 ... 1000 V DC |
| Auxiliary Power Supply | +12 ... +48 V DC |
| Operating Temperature Range | −40 .. +85 °C |
| Ingress Protection Rating | IP10 |
Electric Vehicle Charging infrastructures, Data centers, DC grids & Energy Monitoring, Energy storage, renewables.
The DCBM_N0D_4000C20_0000C00 is a None current transducer from LEM for the electronic measurement of direct connected energy meter dedicated to DC applications.
The accuracy class is B. Typical applications include Electric Vehicle Charging infrastructures, Data centers, DC grids & Energy Monitoring and Energy storage, renewables.
Key characteristics from the official datasheet: operating temperature −40 .. +85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | DCBM |
| Product Reference | DCBM_N0D_4000C20_0000C00 |
| Primary Nominal Current | 400 A |
| Supply Voltage | +12 ... +48 V DC |
| Measurement | direct connected energy meter dedicated to DC applications |
| Mounting | DIN rail 35 mm and screw mounting |
| Application Domain | Electric Vehicle Charging infrastructures, Data centers, DC grids & Energy Monitoring, Energy storage, renewables |
| Electrical Data — DCBM_N0D_4000C20_0000C00 | |
|---|---|
| Rated Conventional Thermal Current | 400 A |
| Rated Operational Voltage | 1000 V |
| Rated Withstand Peak Current (IP max) | 12 kA |
| Insertion Loss in Current Path | 10 W |
| Power Consumption in Voltage Path | 0.13 W |
| Supply Voltage (UC) | +12 ... +48 V DC |
| Supply Current (IC) | 400 mA @ +12 V DC |
| Energy Measurement & Accuracy | |
|---|---|
| Accuracy Class | B |
| Meter Type | direct connected energy meter dedicated to DC applications |
| Starting Current (Ist) | 320 mA |
| Minimum Current (Imin) | 4 A |
| Transitional Current (Itr) | 8 A |
| Reference Current (Iref) | 80 A |
| Maximum Current (Imax) | 400 A |
| Reference Voltage (Uref) | 150 ... 1000 V DC |
| Maximum Limit Range of Operation | 1100 V DC |
| Minimum Limit Range of Operation | 135 V DC |
| Energy Registering Resolution | 1 Wh |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 4400 V |
| Impulse Withstand Voltage (1.2/50 µs) UNi | 8 kV |
| Rated Insulation Voltage | 1000 V DC |
| Pollution Degree | 2 |
| Rated Altitude | 2000 m |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 .. +85 °C |
| Ambient Storage Temperature (TA st) | −40 .. +85 °C |
| Mass (m) | 300 g |
| Case Material | V0 |
| Ingress Protection Rating | IP10 |
| Impact Rating | IK05 |
| Mounting | DIN rail 35 mm and screw mounting |
| Standards & Certifications | |
|---|---|
| EN 50470-1 | 2006 |
| EN 50470-3 | 2006 |
| PTB-A 50.7 | |
| PTB-A 20.1 | |
| Directive 2014/32/EU (MID) | |
| Regulation n° 22.00.570.001.1 (France) | |
| IEC 62052-11 | 2003 |
| IEC 61000-6-2 | 2016 |
| IEC 61000-6-3 | 2016 |
| UL 61010-1 | 2012/A1:2019 |
| UL 61010-2-030 | 2018 |
Note: Specifications are taken from the official DCBM_N0D_4000C20_0000C00 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the DCBM_N0D_4000C20_0000C00.
Outline dimensions, pin layout and connection diagrams of the DCBM_N0D_4000C20_0000C00 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 300 g |
| Case Material | V0 |
| Ingress Protection Rating | IP10 |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the DCBM_N0D_4000C20_0000C00.
Characteristic curve diagrams are not included in the DCBM_N0D_4000C20_0000C00 datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Accuracy Class | B |
| Reference Conditions | |
|---|---|
| Ambient Temperature (TA) | 25 °C, unless otherwise noted |
| Accuracy Class | B |
Note: For the full set of performance data, refer to the datasheet.
Other models of the DCBM Series share the same measurement principle, mounting concept and output interface family.
