855-305/100-209

Current Sense Transformers Overview

The WAGO 855-305/100-209 is a plug-in current transformer designed for primary rated currents of 100 A and secondary outputs of 5 A. It features a 26 mm window diameter, accommodating conductors up to that size. The unit operates within a frequency range of 50 Hz to 60 Hz and carries an accuracy class of 0.5. With a rated power of 2.5 VA, it utilizes cage clamp terminals for secure electrical connections. The device supports chassis mounting and is assessed for conformity with relevant standards.

Current Sense Transformers Feature Summary

• Pluggable design facilitates easy installation and maintenance in industrial settings
• Cage clamp terminal system ensures reliable and tool-assisted electrical connections
• Conformity assessment indicates compliance with specific regulatory standards

Current Sense Transformers Applications

• Energy metering systems requiring transformer connection
• Industrial current sensing applications
• Electrical monitoring circuits for AC power distribution

Current Sense Transformers Procurement Notes

Verify the exact part number suffix against official WAGO documentation to ensure correct specifications. Confirm compatibility with existing panel mounting configurations and conductor sizes. Check for updated conformity declarations or regional regulatory requirements before finalizing procurement orders.

Current Sense Transformers Selection Notes

Select this component when a 100:5 ratio is required for primary currents up to 100 A. Ensure the application environment supports the specified 50/60 Hz frequency range. Verify that the 26 mm window diameter accommodates the target conductor size and that the 2.5 VA burden capacity matches downstream instrument requirements.

Current Sense Transformers Part Context

This model belongs to WAGO's series of plug-in current transformers. These devices are engineered for integration into electrical panels and control systems. The product line emphasizes modular connectivity and standardized interfaces for efficient system assembly and expansion.

Current Sense Transformers Replacement Considerations

Consult official WAGO substitution guides for verified alternative part numbers. Ensure any replacement maintains identical primary/secondary ratios, accuracy classes, and physical mounting dimensions to guarantee system compatibility.