Electricity Forum

Understand How To Test a Transformer

Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks. Confirm condition, find faults, and keep safe with a multimeter, ...
IEEE

Detection of Structure Deformation and Insulation Condition for Transformer Windings Based on High-Voltage Oscillating Wave

Abstract: The efficient and accurate detection of the mechanical structure and insulation condition of transformer windings is a key prerequisite for condition assessment and maintenance. However, an ...
IEEE

Lightning Impulse Voltage Modeling for Transformer Windings Testing

Abstract: The paper presents several topics regarding the atmospheric over-voltages that stress the transformer windings. In order to analyze the propagation of the over-voltage waves (lightning ...
T&D

Neoptix Adds Standard Features to Fiber Optic Power Transformer Windings Temperature Monitoring System

Neoptix Fiber-Optic Sensors has introduced its T/Guard Direct Windings Monitoring System standard with large backlighted LCD and MODBUS RTU communication. Neoptix T/Guard now features a standard four ...
EDN

Megger test set analyzes transformer insulation

With the IDAX-300 test set from Megger, you can assess the condition of the insulation in power transformers, bushings, generators, motors, and cables—a key indicator of future reliability and ...