• RUN-RP630A SIX PHASE

    RELAY PROTECTION TEST

    Multi-functional and CE Certified

    6 voltage and current output channels can test not only traditional relays and protection devices, but also modern microprocessor protection devices, especially suitable for transformer differential protection and backup automatic switching devices. This tool is often used for on-site commissioning and maintenance of complex electrical systems, including transformers, generators or multi-phase distribution networks. We provide six phase relay test kit, three phase relay test kit and other models to meet your needs

    Protection Relay Tester
  • RUN-WD800A SFRA

    SWEEP FREQUENCY RESPONSE ANALYZER

    Measures The Frequency Response

    SFRA stands for Swept Frequency Response Analysis, which is a diagnostic test used primarily for transformer condition monitoring. SFRA helps assess the mechanical integrity and winding condition of a transformer by analyzing its frequency response at different frequencies.
    sweep frequency response analyzer

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ELECTRIC TEST EQUIPMENT

Selecting and configuring the right test instrument,ensure the safe and stable operation of power system.

Leading Electric Test Equipment Manufacturer

RUN-TEST electric company has the most professional technicians to answer your questions about the test equipment. Certified certificate to give you trust. 24-hour online service to meet your needs. Our goal is to use our electric testing equipment to make your work more effective and safer.

An Expert's 7-Point Checklist for Buying Turns Ratio Testers in 2025

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An Expert’s 7-Point Checklist for Buying Turns Ratio Testers in 2025

Abstract The accurate assessment of a transformer's health is foundational to the stability of electrical power systems. Central to this diagnostic process is the measurement of the transformer's turns ratio. A turns ratio tester is a specialized instrument designed to precisely determine the ratio of…

5 Expert Checks for Choosing DC Resistance Testers in 2025

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5 Expert Checks for Choosing DC Resistance Testers in 2025

Abstract The operational integrity of critical electrical assets, particularly power transformers, is fundamentally linked to the health of their internal windings. This document provides a comprehensive examination of DC resistance testing, a foundational diagnostic method for assessing the condition of these windings. It explores the…

Avoid 7 Costly Errors: Your Practical 2025 Transformer Turns Ratio Tester Guide

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Avoid 7 Costly Errors: Your Practical 2025 Transformer Turns Ratio Tester Guide

Abstract The operational integrity of power transformers is fundamental to the stability of electrical grids. A key diagnostic procedure for assessing transformer health is the measurement of the turns ratio. A transformer turns ratio tester (TTR) is the specialized instrument used for this purpose, verifying…

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