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Open Loop transducer using the Hall effect
| Primary Current, Measuring Range | ± 300 A |
| Supply Voltage | 4.75 .. 5.25 V |
| Sensitivity | 6.667 mV/A |
| Operating Temperature Range | −40 .. 125 °C |
| Isolation Test Voltage | 2.5 kV |
| Primary Nominal Current (IPN) | ± 300 A |
Cover without sleeve (reduced insulation). The measurement signal U is amplified to supply the user Hall output voltage or current.
The HC5FW 300-S/SP1 is an open loop current transducer from LEM delivering an instantaneous output voltage of 2.5 V.
Typical applications include Cover without sleeve (reduced insulation). The measurement signal U is amplified to supply the user Hall output voltage or current.
Key characteristics from the official datasheet: linearity error ± 1 %; frequency bandwidth 40 kHz; operating temperature −40 .. 125 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HC |
| Product Reference | HC5FW 300-S/SP1 |
| Primary Nominal Current | ± 300 A |
| Supply Voltage | 4.75 .. 5.25 V |
| Measurement | — |
| Mounting | Busbar Mount |
| Application Domain | Cover without sleeve (reduced insulation) |
| Electrical Data — HC5FW 300-S/SP1 | |
|---|---|
| Primary Nominal Current (IPN) | ± 300 A |
| Primary Current, Measuring Range (IPM) | ± 300 A |
| Supply Voltage (UC) | 4.75 .. 5.25 V |
| Current Consumption (IC) | 19 .. 25 mA |
| Sensitivity | 6.667 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 | ± 0.6 % |
| Linearity Error | ± 1 % |
| Delay Time (tD) | 2 .. 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 |
| Creepage Distance (dCp) | 3.6 mm |
| Clearance (dCI) | 2.7 mm |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 .. 125 °C |
| Ambient Storage Temperature (TA st) | −40 .. 125 °C |
| Mass (m) | 27 g |
Note: Specifications are taken from the official HC5FW 300-S/SP1 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HC5FW 300-S/SP1.
Outline dimensions, pin layout and connection diagrams of the HC5FW 300-S/SP1 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 27 g |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HC5FW 300-S/SP1.
The characteristic curves of the HC5FW 300-S/SP1 from the official datasheet are shown below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Sensitivity | 6.667 mV/A |
| Sensitivity Error | ± 0.6 % |
| 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 HC Series share the same measurement principle, mounting concept and output interface family.
