Doble Engineering

M5500 - Sweep Frequency Response Analyzer

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M5500 is an equipment that Sweep Frequency Response Analyzer for diagnosing mechanical integrity of transformers, reactors, and other winding equipment. It details how SFRA works, key features like fast sweep speeds, wide frequency and dynamic ranges, benefits for maintenance decisions, IEC-compliant cable options, and links to datasheets and related resources.

Product Overview

  • Fast, accurate SFRA with sweep speeds 15 to 30 seconds.
  • Expanded frequency range and dynamic range greater than 150 dB.
  • Diagnose transformer mechanical integrity, winding movement, core and connections issues.
  • Includes SFRA v6 software, wired or wireless control, IEC-compliant cables.

M5500 delivers fast, repeatable sweep frequency response analysis for transformers, reactors, and other windings. Typical sweeps finish in 15 to 30 seconds across 20 Hz to 2 MHz, with an expanded 10 Hz to 25 MHz range and >150 dB dynamic range, supported by SFRA v6 software and wireless control.

Target Market

Ideal for test engineers, substation technicians, transformer OEMs, field service organizations, and asset managers in power generation, transmission, and distribution. Applied during factory tests, transport checkpoints, post-fault assessments, and routine maintenance to verify mechanical integrity and detect winding movement, core issues, and connection problems.

For More Information Contact:

Doble Engineering

123 Felton Street, Marlborough, Massachusetts, United States, 01752

617-926-4900

sales@doble.com

www.doble.com

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