19SHT 501

Overview

The Sifam Tinsley Instrumentation Inc. model 19SHT 501 is a current transformer belonging to the Omega XMER series, designed for high-precision electrical measurement applications. This component features a primary current rating of 500 A and a secondary current output of 5 A, ensuring accurate signal conversion for monitoring systems. It operates within a frequency range of 50 Hz to 400 Hz, making it suitable for various power distribution environments. The unit is constructed with a chassis mount configuration and includes terminal connections for secure wiring integration. Key physical specifications include an inner diameter of 4.25 inches, accommodating conductors of substantial size. The device complies with UL94V-0 standards for material safety and is engineered for robust performance in industrial settings.

Feature Summary

• Provides precise current sensing with a 500:5 ratio for reliable metering
• Supports wide frequency operation from 50 Hz to 400 Hz
• Features durable chassis mounting with integrated terminals

Applications

• Industrial power distribution monitoring
• Electrical panel metering systems
• Current sensing in variable frequency drive circuits

Procurement Notes

Verify that the specific part number matches the required 500:5 ratio and 4.25-inch aperture dimensions before ordering. Confirm compatibility with existing chassis mounting hardware and terminal block configurations. Ensure the operating environment falls within the specified 50-400 Hz frequency range. Check for any regional certification requirements beyond standard UL compliance. Cross-reference the manufacturer's latest documentation to confirm availability and lead times through authorized distributors.

Selection Notes

Select this model when a 500 A primary current capacity is required for accurate secondary signal generation. Consider the 4.25-inch inner diameter to ensure proper fit around the target conductor. Evaluate the chassis mount style against available panel space and installation constraints. Verify that the 50-400 Hz operational range aligns with the system's frequency characteristics. Assess the need for integrated terminals versus separate wiring solutions based on assembly complexity.

Part Context

This component is part of the Omega XMER series from Sifam Tinsley Instrumentation Inc., a line known for analog and digital measuring instruments. The company leverages over 75 years of expertise in electrical measurement technology. The 19SHT 501 specifically addresses needs for robust current transformation in industrial applications. It complements other products like digital panel meters and transducers within the same ecosystem. The series emphasizes reliability and compliance with international standards for critical measurement tasks.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official Sifam Tinsley catalogs for direct equivalents or updated series replacements. Verify dimensional and electrical parameter compatibility before considering alternative models.