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Closed loop (compensated) current transducer using the Hall effect
| Primary Current, Measuring Range | 0 .. ± 70 A |
| Supply Voltage | ± 12 .. 15 V |
| Operating Temperature Range | -10 .. +70 °C |
| Primary Nominal RMS Current (IPN) | 50 A |
| Turns Ratio (NP/NS) | 1:1000 |
| Current Consumption (IC) | 28(@± 12 V)+ IS mA |
UNVERIFIED.
The LT 58-S7 is a None current transducer from LEM for the electronic measurement of 直流、交流和脉冲电流.
Typical applications include UNVERIFIED.
Key characteristics from the official datasheet: total error ± 0.8 %; linearity error < 0.2 %; operating temperature -10 .. +70 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | LT |
| Product Reference | LT 58-S7 |
| Primary Nominal Current | 50 A |
| Supply Voltage | ± 12 .. 15 V |
| Measurement | 直流、交流和脉冲电流 |
| Mounting | Busbar Mount |
| Application Domain | — |
| Electrical Data — LT 58-S7 | |
|---|---|
| Primary Nominal RMS Current (IPN) | 50 A |
| Primary Current, Measuring Range (IPM) | 0 .. ± 70 A |
| Turns Ratio (NP/NS) | 1:1000 |
| Supply Voltage (UC) | ± 12 .. 15 V |
| Current Consumption (IC) | 28(@± 12 V)+ IS mA |
| Resistance of Secondary Winding (RS) | 11 Ohm |
| Accuracy & Dynamic Performance | |
|---|---|
| Total Error (εtot) @ IPN, TA = 25 °C | ± 0.8 % |
| Linearity Error (εL) | < 0.2 % |
| Insulation Coordination | |
|---|---|
| Rated Insulation Voltage (basic) | 600 V |
| Rated Insulation Voltage (reinforced) | 300 V |
| Overvoltage Category / Pollution Degree | Over voltage category OV 3 · Pollution degree PD 2 |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | -10 .. +70 °C |
| Ambient Storage Temperature (TA st) | -25 .. +80 °C |
| Mass (m) | 64 g |
| Standards & Certifications | |
|---|---|
| EN 50178 | Compliance |
| IEC 61010-1 | Compliance |
Note: Specifications are taken from the official LT 58-S7 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the LT 58-S7.
Outline dimensions, pin layout and connection diagrams of the LT 58-S7 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 64 g |
| Resistance of Secondary Winding (RS) | 11 Ohm |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the LT 58-S7.
Characteristic curve diagrams are not included in the LT 58-S7 datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Total Error (εtot) @ IPN, TA = 25 °C | ± 0.8 % |
| Linearity Error (εL) | < 0.2 % |
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.
