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Closed loop (compensated) current transducer using the Hall effect
| Primary Current, Measuring Range | 0 … ±800 A |
| Supply Voltage | ±15 … 18 V |
| Operating Temperature Range | −10 … +70 °C |
| Current Consumption (IC) | 20 (@ ±15 V) + I mA |
| Frequency Bandwidth (BW) | DC … 100 kHz |
| Impulse Withstand Voltage (1.2/50 µs) UNi | 9.1 kV |
AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications, Uninterruptible Power Supplies (UPS), Switched Mode Power Supplies (SMPS), Power supplies for welding applications.
The LT 508-S6 is a closed loop (compensated) 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 AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications and Uninterruptible Power Supplies (UPS).
Key characteristics from the official datasheet: linearity error < 0.1 %; frequency bandwidth DC … 100 kHz; operating temperature −10 … +70 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | LT |
| Product Reference | LT 508-S6 |
| Supply Voltage | ±15 … 18 V |
| Measurement | currents: DC, AC, pulsed... |
| Mounting | Busbar Mount |
| Application Domain | Industrial |
| Electrical Data — LT 508-S6 | |
|---|---|
| Primary Current, Measuring Range (IPM) | 0 … ±800 A |
| Supply Voltage (UC) | ±15 … 18 V |
| Current Consumption (IC) | 20 (@ ±15 V) + I mA |
| Accuracy & Dynamic Performance | |
|---|---|
| Linearity Error (εL) | < 0.1 % |
| Frequency Bandwidth (BW) | DC … 100 kHz |
| Insulation Coordination | |
|---|---|
| Impulse Withstand Voltage (1.2/50 µs) UNi | 9.1 kV |
| Comparative Tracking Index (CTI) | 275 |
| Rated Insulation Voltage (basic) | 600 V |
| Rated Insulation Voltage (reinforced) | 300 V |
| Overvoltage Category / Pollution Degree | Over voltage category OV · Pollution degree PD2 |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −10 … +70 °C |
| Ambient Storage Temperature (TA st) | −25 … +80 °C |
| Mass (m) | 320 g |
| Case Material | Insulating plastic caseU Crecognized according to UL 94-V0. |
| General Tolerance | ±0.6 mm |
| Standards & Certifications | |
|---|---|
| EN 50178 | Compliance |
| UL 508 | Compliance |
Note: Specifications are taken from the official LT 508-S6 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the LT 508-S6.
Outline dimensions, pin layout and connection diagrams of the LT 508-S6 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±0.6 mm |
| Mass | 320 g |
| Case Material | Insulating plastic caseU Crecognized 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 LT 508-S6.
Characteristic curve diagrams are not included in the LT 508-S6 datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Linearity Error (εL) | < 0.1 % |
| Frequency Bandwidth (BW) | DC … 100 kHz |
Note: For the full set of performance data, refer to the datasheet.
Other models of the LT Series share the same measurement principle, mounting concept and output interface family.
