276B3-100

276B3-100

The Model 276B3 3-Phase Current Transformer provides essential current monitoring capabilities for industrial environments. This device accurately measures currents from 50 to 1200 amps, operating effectively within a 25 to 400Hz frequency range. Its design ensures precise data acquisition, which is fundamental for maintaining system efficiency and managing power consumption. The unit holds UL Recognized and CSA Certified approvals, signifying compliance with established industry benchmarks for safety and performance. Installation is facilitated by durable #8-32 brass stud secondary terminals, ensuring robust electrical connections. With a compact form factor and a 1.63 inch window diameter, it integrates seamlessly into existing electrical panels. This transformer delivers consistent, reliable current data, supporting critical operational decisions and preventative maintenance strategies across various three-phase applications.

Cur Transf 3Ph 100:5

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276b3-100

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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 Diameter1.63 in
Ratio100:5
Max VA for 1% accuracy2.5
Secondary Winding Resistance at 167° F.0306

FAQs

What is the current monitoring range of the 276B3-100 transformer?
The 276B3-100 3-Phase Current Transformer monitors currents from 50 to 1200 amps.
What are the accuracy specifications for this current transformer?
For 50-100 amp CTs, accuracy is ±2% at 60Hz. For currents greater than 100 amps, accuracy is ±1% at 60Hz.
What are the physical dimensions and connection types for the 276B3-100?
The unit has a 1.63 inch window diameter. Secondary connections are made via #8-32 brass stud terminals.