855-405/200-209

Current Sense Transformers Overview

The WAGO Corporation 855-405/200-209 is a plug-in current transformer designed for chassis mounting applications. It features a primary rated current of 200 A and a secondary rated current of 5 A, operating within a frequency range of 50 Hz to 60 Hz. The device has a rated power of 2.5 VA and an accuracy class of 0.5. This component is engineered for precise current sensing in electrical systems, ensuring reliable performance under standard industrial conditions.

Current Sense Transformers Feature Summary

• Plug-in design facilitates easy installation and maintenance
• Chassis mount configuration ensures secure positioning
• High accuracy class supports precise current measurement
• Rated for standard 50 Hz to 60 Hz operational frequencies

Current Sense Transformers Applications

• Industrial power monitoring systems
• Electrical distribution panels
• Current sensing in AC circuits
• Energy management equipment

Current Sense Transformers Procurement Notes

Verify the exact part number 855-405/200-209 against official WAGO documentation to ensure compatibility with your specific application requirements. Confirm that the primary current rating of 200 A and secondary output of 5 A match your system specifications. Check for any environmental compliance certifications required by your region or industry standards before finalizing procurement decisions.

Current Sense Transformers Selection Notes

Select this model when a 200 A primary current capacity is required with a 5 A secondary output. Ensure the operating frequency aligns with 50 Hz or 60 Hz systems. Consider the chassis mount form factor if space constraints or vibration resistance are critical factors. Verify that the 0.5 accuracy class meets the precision needs of your monitoring or protection circuitry.

Current Sense Transformers Part Context

This component belongs to WAGO's series of plug-in current transformers, which are widely used for non-intrusive current measurement in low-voltage applications. The 855-405/200-209 variant specifically addresses high-current scenarios up to 200 A, providing a standardized interface for integration into control panels and switchgear assemblies without requiring complex wiring modifications.

Current Sense Transformers Replacement Considerations

Consult WAGO technical documentation for direct substitute part numbers within the same product family. Ensure any replacement maintains identical primary and secondary current ratings, accuracy class, and physical mounting dimensions to guarantee seamless integration and performance equivalence.