company news
-
Avoid 7 Costly Errors: Your Practical 2025 Transformer Turns Ratio Tester Guide
Read moreAbstract 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 the voltage relationship between the transformer's windings. This document provides […]
-
6 Essential Tests for Your Current Transformer Tester: A 2025 Practical Guide
Read moreAbstract The operational integrity of electrical power systems is fundamentally reliant on the precise and reliable performance of current transformers (CTs). These instruments serve as the sensory apparatus of the grid, providing critical data for metering, control, and protective relaying. A failure or inaccuracy in a CT can precipitate cascading failures, lead to significant financial […]
-
Your Ultimate 2025 Guide: 5 Critical Faults a Sweep Frequency Response Analyzer Uncovers
Read moreAbstract A sweep frequency response analyzer (SFRA) provides a powerful and sensitive diagnostic method for assessing the mechanical and electrical integrity of power transformers. This technique functions by generating a low-voltage sinusoidal signal across a wide frequency spectrum and injecting it into one winding, while measuring the response signal at the other end. The resulting […]
-
The Ultimate 5-Step Guide to DC Winding Resistance Test
Read moreAbstract The DC winding resistance test is a fundamental diagnostic procedure for assessing the integrity of power and distribution transformers. This examination measures the direct current resistance of the transformer’s windings, providing critical insights into the condition of the internal conductors and connections. By applying a stable DC current and measuring the resulting voltage drop, […]