855-305/300-501

Current Sense Transformers Overview

The WAGO 855-305/300-501 is a plug-in current transformer designed for non-invasive current measurement. It features a primary rated current of 300 A and a secondary rated current of 5 A. The device operates within a frequency range of 50 Hz to 60 Hz and has a rated power of 5 VA. It maintains an accuracy class of 1 according to standard IEC 60044-1. This solid-core component facilitates direct mounting on busbars or cables without circuit interruption.

Current Sense Transformers Feature Summary

• Non-invasive solid core design for direct busbar mounting
• Plug-in construction for simplified installation
• High accuracy class 1 performance for reliable measurement

Current Sense Transformers Applications

• Industrial control panel monitoring
• Energy management systems
• Electrical distribution units

Current Sense Transformers Procurement Notes

Verify the specific part number against official WAGO documentation to ensure compatibility with existing busbar dimensions and load requirements. Confirm that the primary current rating aligns with the maximum expected load in the application circuit to prevent saturation or measurement errors during peak operations.

Current Sense Transformers Selection Notes

Select this model when non-invasive monitoring of currents up to 300 A is required in industrial settings. Ensure the secondary circuit matches the 5 A output specification of connected meters or relays. Consider the physical space available for the plug-in mechanism and verify that the operating frequency falls within the 50-60 Hz range for optimal accuracy.

Current Sense Transformers Part Context

This component belongs to the WAGO 855 series of plug-in current transformers. The series offers various primary current ratings to suit different industrial applications. These devices are engineered for durability and ease of integration into electrical infrastructure, providing a standardized solution for current sensing tasks.

Current Sense Transformers Replacement Considerations

Direct substitutes include other WAGO 855 series models with similar primary ratings, such as the 855-305/250-501 or 855-305/150-501, depending on the specific current requirement. Verify mechanical fit and electrical specifications before swapping components.