LF 210-S/SP5

Current Sensors Overview

The LEM LF 210-S/SP5 is a closed-loop Hall effect current transducer designed for electronic measurement of DC, AC, and pulsed currents. It features galvanic separation between the primary circuit and secondary output. The device has a nominal primary current (IPN) of 100 A and provides an instantaneous secondary signal of 100 mA. It operates on an external DC bipolar supply voltage ranging from 12 V to 15 V. The unit supports panel mounting and is engineered for high accuracy over its operating temperature range.

Current Sensors Feature Summary

• Closed-loop Hall effect technology ensures high precision and fast response times.
• Galvanic isolation separates primary and secondary circuits for safety.
• Capable of measuring DC, AC, and pulsed current waveforms.
• Designed for versatile mounting options including panel installation.

Current Sensors Applications

• Industrial motor drive systems
• Power supply equipment monitoring
• Inverter and converter control circuits

Current Sensors Procurement Notes

Verify that the specific suffix /SP5 corresponds to the required 100 A nominal rating and packaging configuration. Confirm that the application environment meets pollution degree 2 requirements as specified in the technical documentation. Ensure the power supply matches the required bipolar DC voltage range of 12 V to 15 V for proper operation.

Current Sensors Selection Notes

Select this model when a 100 A nominal current capacity is required with high accuracy. Consider the closed-loop design for applications demanding precise tracking of dynamic current changes. Verify that the physical dimensions fit the intended panel mount location. Ensure the system can provide the necessary bipolar supply voltage for stable sensor performance.

Current Sensors Part Context

This component belongs to the LF 210-S series of current transducers from LEM. The series utilizes closed-loop Hall effect principles to deliver reliable current sensing solutions. Variants within the series differ primarily in nominal current ratings and specific output configurations, allowing for tailored selection based on system load requirements.

Current Sensors Replacement Considerations

Direct substitutes may include other models within the LF 210-S family such as LF 210-S/SP3 or LF 210-S/SP11, provided the nominal current rating and interface specifications align with the existing system design requirements.