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Closed loop (compensated) current transducer using the Hall effect
| Primary Current, Measuring Range | 270 A |
| Output Voltage Range | 0.25 ... 4.75 V |
| Supply Voltage | 4.75 ... 5.25 V |
| Accuracy @ IPN | 0.83 % of IPN |
| Operating Temperature Range | −40 ... 85 °C |
| Isolation Test Voltage | 3 kV |
IEC 61800-3: 2017, IEC 61800-5-1: 2007, IEC 62109-1: 2010, IEC 62477-1: 2012, UL 508: 2018. Application Domain, Industrial.
The LZSR 80-P is a closed loop (compensated) current transducer from LEM for the electronic measurement of current: DC, AC, pulsed..., with galvanic isolation.
Typical applications include IEC 61800-3: 2017, IEC 61800-5-1: 2007, IEC 62109-1: 2010 and IEC 62477-1: 2012.
Key characteristics from the official datasheet: linearity error −0.1 ... 0.1 % of IPN; frequency bandwidth 200 kHz; operating temperature −40 ... 85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | LZSR |
| Product Reference | LZSR 80-P |
| Primary Nominal Current | 80 A |
| Supply Voltage | 4.75 ... 5.25 V |
| Measurement | current: DC, AC, pulsed... |
| Mounting | PCB Mount |
| Application Domain | Industrial |
| Electrical Data — LZSR 80-P | |
|---|---|
| Primary Nominal RMS Current (IPN) | 80 A |
| Primary Current, Measuring Range (IPM) | 270 A |
| Supply Voltage (UC) | 4.75 ... 5.25 V |
| Current Consumption (IC) | 18 ... 20 mA |
| Accuracy & Dynamic Performance | |
|---|---|
| Accuracy @ IPN | 0.83 % of IPN |
| Linearity Error (εL) | −0.1 ... 0.1 % of IPN |
| Electrical Offset Voltage (VO E) @ IP = 0 | −2.8 ... 2.8 mV |
| Frequency Bandwidth | 200 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 3 kV |
| Impulse Withstand Voltage (1.2/50 µs) UNi | 8 kV |
| Creepage Distance (dCp) | 12.9 mm |
| Clearance (dCI) | 12.9 mm |
| Comparative Tracking Index (CTI) | 600 |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 ... 85 °C |
| Ambient Storage Temperature (TA st) | −55 ... 125 °C |
| Mass (m) | 44 g |
| Standards & Certifications | |
|---|---|
| IEC 61800-3 | Compliance |
| IEC 61800-5-1 | Compliance |
| IEC 62109-1 | Compliance |
| IEC 62477-1 | Compliance |
| UL 508 | 2018. |
Note: Specifications are taken from the official LZSR 80-P datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the LZSR 80-P.
Outline dimensions, pin layout and connection diagrams of the LZSR 80-P are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 44 g |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the LZSR 80-P.
The characteristic curves of the LZSR 80-P from the official datasheet are shown below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Accuracy @ IPN | 0.83 % of IPN |
| Linearity Error (εL) | −0.1 ... 0.1 % of IPN |
| Frequency Bandwidth | 200 kHz |
Note: Refer to the datasheet for the complete set of characteristic curves.
Other models of the LZSR Series share the same measurement principle, mounting concept and output interface family.
