CR45-G

Current Sense Transformers Overview

The CR45-G is a current sense transformer manufactured by CR Magnetics Inc., designed for non-invasive solid core applications. It features a panel mount configuration with dimensions of 0.949 inches in length and 0.461 inches in width, standing 1.039 inches high. The component operates within a frequency range of 50Hz to 1kHz. It is classified as an active part with a moisture sensitivity level of 1, indicating unlimited handling capability without special precautions.

Current Sense Transformers Feature Summary

• Non-invasive solid core design for direct wire sensing
• Panel mount construction for secure installation
• Operates effectively across 50Hz to 1kHz frequency spectrum

Current Sense Transformers Applications

• Current monitoring in power supply circuits
• Industrial control system feedback loops
• Power electronics protection schemes

Current Sense Transformers Procurement Notes

Verify the specific manufacturer source when sourcing this component, as distributors may list it under various category classifications such as controls or indicators. Confirm the physical mounting requirements align with your panel specifications before purchase. Ensure the frequency range meets your application's operational needs. Check for any specific handling instructions despite the MSL rating. Validate the part status remains active to ensure long-term availability.

Current Sense Transformers Selection Notes

Select the CR45-G when a non-invasive sensing method is required for currents within its rated capacity. Consider the panel mount style if space constraints allow for external mounting rather than PCB integration. Evaluate the 50Hz to 1kHz frequency response against your signal characteristics. Compare physical dimensions against available panel space. Assess the need for solid core versus split core options based on installation complexity.

Current Sense Transformers Part Context

This component belongs to the CR45 series of current sense transformers from CR Magnetics Inc. The series offers various configurations including different resistance values and mounting styles. The CR45-G specifically denotes the standard panel mount variant with solid core construction. Other variants in the family may include different electrical characteristics or form factors suitable for alternative integration methods.

Current Sense Transformers Replacement Considerations

Direct substitutes within the same series should be evaluated based on identical mounting and electrical parameters. Cross-reference part numbers like CR45-R only if they match the specific functional requirements. Verify that any replacement maintains the non-invasive solid core topology. Ensure dimensional compatibility for existing panel cutouts. Confirm frequency range alignment to prevent signal distortion.