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Open Loop Transducer technology
| Primary Current, Measuring Range | ± 900 A |
| Supply Voltage | 4.75 .. 5.25 V |
| Sensitivity | 2.22 mV/A |
| Operating Temperature Range | −40 .. 125 °C |
| Isolation Test Voltage | 2.5 kV |
| Primary Nominal Current (IPN) | ± 900 A |
UNVERIFIED.
The HAH3DR 900-S0D is an open loop current transducer from LEM delivering an instantaneous output voltage of 2.5 V.
It offers excellent accuracy and very good linearity. Typical applications include UNVERIFIED.
Key characteristics from the official datasheet: linearity error ± 1 %; frequency bandwidth 40 kHz; operating temperature −40 .. 125 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HAH |
| Product Reference | HAH3DR 900-S0D |
| Primary Nominal Current | ± 900 A |
| Supply Voltage | 4.75 .. 5.25 V |
| Measurement | — |
| Mounting | Busbar Mount |
| Application Domain | — |
| Electrical Data — HAH3DR 900-S0D | |
|---|---|
| Primary Nominal Current (IPN) | ± 900 A |
| Primary Current, Measuring Range (IPM) | ± 900 A |
| Supply Voltage (UC) | 4.75 .. 5.25 V |
| Current Consumption (IC) | 45 .. 60 mA |
| Sensitivity | 2.22 mV/A |
| Output Offset Voltage (VO E) | 2.5 V |
| Load Resistance (RL) | 10 kOhm |
| Insulation Resistance (RINS) | 500 MOhm |
| Accuracy & Dynamic Performance | |
|---|---|
| Ratiometricity Error | 0.5 % |
| Sensitivity Error | ± 1 % |
| Linearity Error | ± 1 % |
| Delay Time (tD) | 4 .. 6 µs |
| Frequency Bandwidth | 40 kHz |
| Output Noise | 15 mV |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 2.5 kV |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 .. 125 °C |
| Ambient Storage Temperature (TA st) | −50 .. 125 °C |
| Mass (m) | 113 g |
Note: Specifications are taken from the official HAH3DR 900-S0D datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HAH3DR 900-S0D.
Outline dimensions, pin layout and connection diagrams of the HAH3DR 900-S0D are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 113 g |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HAH3DR 900-S0D.
The characteristic curves of the HAH3DR 900-S0D from the official datasheet are shown below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Sensitivity | 2.22 mV/A |
| Sensitivity Error | ± 1 % |
| Linearity Error | ± 1 % |
| Frequency Bandwidth | 40 kHz |
| Reference Conditions | |
|---|---|
| Ambient Temperature (TA) | 25 °C, unless otherwise noted |
| Output Load Resistance (RL) | 10 kOhm |
Note: Refer to the datasheet for the complete set of characteristic curves.
Other models of the HAH Series share the same measurement principle, mounting concept and output interface family.
