Overview
The Siemens 180SHT-101 25-131-044-001 is a precision current transformer designed for accurate current measurement in industrial automation and power metering applications. With a standardized 100:5A turns ratio and 600V operating voltage, this instrument transformer provides dependable secondary current proportional to primary circuit current, enabling safe connection of instrumentation, meters, and protective relays to high-voltage circuits.
Key Features
- 100:5A current transformer ratio for precise proportional measurement
- 600V primary voltage rating suitable for industrial distribution circuits
- 50–400 Hz frequency range supports worldwide utility and industrial power systems
- 2.50-inch window diameter for standard through-conductor installation
- Terminal connections for easy integration into metering and protection circuits
Technical Specifications
The 180SHT-101 meets industry standards for accuracy and burden rating, making it suitable for both metering and protective applications. The transformer operates reliably across a broad frequency spectrum, ensuring compatibility with diverse power system configurations.
Typical Applications
- Revenue and demand metering in utility and commercial facilities
- Overcurrent protection and fault detection in distribution panels
- Current monitoring and load analysis in industrial automation systems
- Power quality measurement and harmonic analysis
- Equipment protection in data centers and critical infrastructure
Compatibility & Replacements
The Siemens 25-131-044-001 (180SHT-101) is a direct interchangeable sourcing of the Instrument Transformers Inc. model 180SHT-101 100:5 current transformer. This model fits standard 600V metering installations and is compatible with existing wiring and terminal blocks designed for IEC and ANSI current transformer standards. For alternative ratios in the same 180SHT series, options include 150:5 (180SHT-151), 200:5 (180SHT-201), and higher ratios up to 2000:5, allowing flexible configuration for various circuit currents.
