CR4480-30

Current Sensors Overview

The CR4480-30 is a three-channel average RMS AC current transducer manufactured by CR Magnetics Inc. It features a solid core design with an input range of 0 to 500 A and provides a ratiometric output signal of 4 mA to 20 mA. The device operates on a 24 V supply voltage and maintains an accuracy of ±0.5%. It supports frequency ranges from 50 Hz to 400 Hz, ensuring reliable performance for multi-point current sensing applications in industrial control panels.

Current Sensors Feature Summary

• Provides calibrated DC output proportional to average RMS AC current input
• Features a solid core design suitable for multi-point current sensing
• Offers high accuracy with ratiometric output signal options

Current Sensors Applications

• Multi-point current sensing and control panels
• Motor fault monitoring
• Heating element monitoring
• Lighting element monitoring

Current Sensors Procurement Notes

Verify the specific output configuration and input range requirements against the official datasheet before ordering. Confirm that the 24 V supply voltage aligns with your system's power distribution. Ensure the solid core installation method matches your cable or busbar dimensions. Check for any regulatory compliance markings required for your region, such as UL or IEC standards, to guarantee operational safety and adherence to industry regulations.

Current Sensors Selection Notes

Select this model when precise average RMS measurement of AC current is required across multiple channels. The 4 mA to 20 mA output facilitates easy integration with standard industrial instrumentation. Consider the 50 Hz to 400 Hz frequency range to ensure compatibility with your power source. The DIN rail or panel mount option allows for flexible installation in various enclosure types without requiring specialized mounting hardware.

Current Sensors Part Context

The CR4480 series includes variants like the CR4480-10 and CR4480-20, which share similar functional characteristics but differ in input ranges and channel configurations. These transducers are designed to interface with most commercially available instrumentation, providing a value package for current monitoring needs. The series emphasizes low cost and ease of installation while maintaining high accuracy for critical monitoring tasks.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.