3-Phase Current Transformer

276B3-1200

The Model 276B3-1200 3-Phase Current Transformer offers reliable current monitoring for industrial systems. Designed for applications requiring precise measurement, this unit handles a current range of 50-1200 amps and operates across a 25-400Hz frequency spectrum. Its robust construction ensures consistent performance in demanding environments. With UL Recognized and CSA Certified approvals, it meets stringent safety and operational standards. The transformer provides accuracy of ±1% at 60Hz for currents above 100 amps, facilitating accurate data acquisition for system management. Its compact dimensions, including a 2.08-inch window diameter, and #8-32 brass stud secondary terminals simplify installation and integration into existing setups. This component supports efficient power management and system diagnostics, contributing to optimized operational efficiency and system longevity. It is engineered for sustained utility.

C-Transf 3Ph 1200:5

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276b3-1200

Specifications

Phase3-Phase
Current Monitoring Range50-1200 amps
Frequency Range25 - 400Hz
Secondary Terminals#8-32 brass stud
ApprovalUL Recognized
ApprovalCSA Certified
Accuracy (50-100 amp CTs)±2% at 60Hz
Accuracy (>100 amp CTs)±1% at 60Hz
Window Diameter2.08 in
Ratio1200:5
Max VA for 1% accuracy25
Secondary Winding Resistance at 167° F.1540

FAQs

What is the current monitoring range for the 276B3-1200 3-Phase Current Transformer?
This current transformer is designed to monitor currents within a 50-1200 amp range.
What are the key approval ratings for the Model 276B3-1200?
The Model 276B3-1200 is both UL Recognized and CSA Certified, ensuring compliance with industry standards.
What accuracy can be expected from this current transformer?
For currents above 100 amps, the unit provides an accuracy of ±1% at 60Hz. For 50-100 amp CTs, accuracy is ±2% at 60Hz.