The LEM LV 25-1000/SP1 is a closed-loop current transducer for electronic measurement of DC, AC, pulsed currents, or complex waveforms. This transducer provides galvanic isolation between the primary circuit (the current being measured) and the secondary circuit (the output signal), enhancing safety and reducing noise. It's designed for high accuracy and fast response, making it suitable for demanding applications.

Applications

• Inverters: Measuring DC currents in solar inverters, wind turbine inverters, and motor drive inverters.
• Power Supplies: Monitoring current flow in power supplies for overcurrent protection and control.
• Battery Management Systems (BMS): Measuring battery charge and discharge currents in electric vehicles and energy storage systems.
• Welding Equipment: Monitoring welding current for precise control and safety.
• AC Variable Speed Drives: Measuring AC motor currents for feedback control.

Features

• Closed-Loop Technology: Provides high accuracy and linearity over a wide current range.
• Galvanic Isolation: Electrically isolates the primary and secondary circuits, enhancing safety.
• DC, AC, and Pulsed Current Measurement: Capable of measuring various types of current waveforms.
• Fast Response Time: Enables quick and accurate measurement of rapidly changing currents.
• Compact Design: Allows for easy integration into space-constrained applications.
• Low Temperature Drift: Maintains accuracy over a wide temperature range.
• High Immunity to External Fields: Minimizes the effects of external magnetic fields on measurement accuracy.
• Wide Operating Temperature Range: Operates reliably in various industrial environments.

Benefits

• Precise Current Measurement: Provides accurate current measurements for improved control and monitoring.
• Enhanced Safety: Galvanic isolation ensures safe operation in high-voltage applications.
• Versatile Application: Suitable for measuring various types of current waveforms in different applications.
• Improved System Performance: Fast response time enables quick and accurate control of electronic systems.
• Simplified Design: Compact size and easy-to-use interface simplify integration into existing designs.
• Reliable Operation: Robust design ensures long-term reliability in demanding environments.
• Reduced Noise: Galvanic isolation reduces noise and improves signal integrity.

Additional Details

The LV 25-1000/SP1 is designed to meet industry standards for performance and safety. The primary current range, output voltage range, and accuracy specifications can be found in the product datasheet. Detailed electrical characteristics, mechanical dimensions, and mounting instructions are also provided in the datasheet. Consult the datasheet for the most current and accurate technical specifications and application notes. This transducer typically requires a specific supply voltage for operation.