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Open loop current transducer using the Hall effect
| Supply Voltage | ±15 V |
| Operating Temperature Range | −40 … +70 °C |
| Isolation Test Voltage | 7 kV |
| Current Consumption (IC) | @ U = ±15 V + I < 20 mA |
| Insulation Resistance (RINS) | > 500 MΩ |
| Frequency Bandwidth (−3 dB) | DC … 10 kHz |
Single or three phase inverters, Propulsion and braking choppers, Propulsion converters, Auxiliary converters, Battery chargers. Application Domain, Railway (fixed installations and onboard).
The HAR 1000-S is an open loop current transducer from LEM for the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation.
It offers excellent accuracy, very good linearity, low temperature drift and wide frequency bandwidth. Typical applications include Single or three phase inverters, Propulsion and braking choppers, Propulsion converters and Auxiliary converters.
Key characteristics from the official datasheet: linearity error ±0.5 %; frequency bandwidth DC … 10 kHz; operating temperature −40 … +70 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HAR |
| Product Reference | HAR 1000-S |
| Supply Voltage | ±15 V |
| Measurement | currents: DC, AC, pulsed... |
| Mounting | Busbar Mount |
| Application Domain | Railway (fixed installations and onboard) |
| Electrical Data — HAR 1000-S | |
|---|---|
| Supply Voltage (UC) | ±15 V |
| Current Consumption (IC) | @ U = ±15 V + I < 20 mA |
| Insulation Resistance (RINS) | > 500 MΩ |
| Accuracy & Dynamic Performance | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Frequency Bandwidth (−3 dB) | DC … 10 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 7 kV |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 … +70 °C |
| Ambient Storage Temperature (TA st) | −40 … +85 °C |
| Mass (m) | 400 g |
| Case Material | Insulating plastic case recognized according to UL 94-V0. |
| General Tolerance | ±1 mm |
| Standards & Certifications | |
|---|---|
| 3) EN 50155: | |
Note: Specifications are taken from the official HAR 1000-S datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HAR 1000-S.
Outline dimensions, pin layout and connection diagrams of the HAR 1000-S are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±1 mm |
| Mass | 400 g |
| Case Material | Insulating plastic case recognized according to UL 94-V0. |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HAR 1000-S.
Characteristic curve diagrams are not included in the HAR 1000-S datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Frequency Bandwidth (−3 dB) | DC … 10 kHz |
Note: For the full set of performance data, refer to the datasheet.
