Electrical Instuments

Megger SFRA FRAX

Advanced Diagnostic Capabilities:

The FRAX provides high-resolution frequency sweeps across a wide range of frequencies, producing accurate and repeatable measurements of transformer winding and core conditions. It can detect subtle deviations from baseline signatures, enabling precise identification of winding deformation, tap changer issues, inter-turn faults, and other mechanical or electrical anomalies.

Intuitive Operation:

With an easy-to-use interface and intuitive software, the FRAX simplifies testing and result interpretation. Automated test sequences, guided procedures, and real-time data visualization make it accessible for both experienced engineers and operators new to SFRA testing.

Portable and Field-Ready:

Designed for field use, the FRAX is lightweight, compact, and rugged, making it suitable for on-site transformer testing in substations, power plants, and industrial facilities. Its portability allows testing in tight spaces or remote locations without compromising accuracy.

Comprehensive Support:

When you rent the Megger SFRA FRAX from us, you gain access to our experienced technical team, who provide support for setup, configuration, and troubleshooting, ensuring smooth and reliable testing operations.

Trusted by Industry Professionals:

The SFRA FRAX is widely used by utilities, transformer manufacturers, and service providers worldwide. Its precision, repeatability, and diagnostic capabilities make it a trusted solution for transformer condition assessment and predictive maintenance programs.

Key Features:

Key Features:

• High-resolution Sweep Frequency Response Analysis (SFRA)

• Detects winding displacement, core movement, shorted turns, and other mechanical/electrical faults

• Automated test sequences and guided software workflows

• Real-time visualization of frequency response and comparison with baseline measurements

• Compact, portable, and rugged design for field testing

• Supports on-site and laboratory transformer diagnostics

The Megger SFRA FRAX is a state-of-the-art Sweep Frequency Response Analysis (SFRA) system designed for comprehensive testing of power transformer windings and magnetic circuits. By measuring the frequency response of a transformer, the FRAX detects mechanical or electrical changes such as winding displacement, core movement, shorted turns, or deformation caused by faults, transport, or short-circuits. It is an essential tool for assessing transformer health, identifying early signs of failure, and supporting predictive maintenance strategies.