Among the various diagnostic methods used to assess transformer condition, capacitance and Tan Delta testing has gained broad acceptance as an effective means of evaluating insulation health. By ...

An AC resonant test system is designed to generate high alternating voltage by forming a resonant circuit between the reactor and the test object. By operating at or near resonance, the system can ...

BAODING, HEBEI PROVINCE, CHINA, January 19, 2026 /EINPresswire.com/ -- In the rapidly evolving global power and energy ...

Complex grids depend on equipment such as transformers, protection relays, switchgear, and cables—each of which can develop faults not immediately visible during normal operation. As a result, ...

Transformers & Rectifiers (India) Ltd. is a global manufacturer of transformer solutions serving utility, industrial, and ...

With the capability of testing two windings simultaneously, Megger’s new MTO250 transformer ohmmeters reduce the time needed for testing by up to 50% compared to conventional instruments, making them ...

HOUSTON, Jan. 6, 2026 /PRNewswire/ -- RESA Power, LLC ("RESA Power" or the "Company"), a market leader in power systems electrical testing, transformer services, and life extension solutions for power ...

Why is understanding high-voltage oil-filled transformer bushings so critical? High-voltage power transformers are an essential component of our nation's electric grid infrastructure. Bushings are the ...

Electrica signature analysis (ESA) uses the magnetic field in the air gap of an electrical machine to evaluate power quality conditions. Dry and oil transofrmer types are subject to problems ...

Power transformers are often the main source of common-mode noise in isolated switching power converters. Why? Because inside the transformer, the windings on the primary and secondary sides of the ...

City Power says it has made significant progress in restoring electricity after the fire at the Bree substation, with a ...