Learn how partial discharge impacts electrical system performance, insulation reliability, and equipment lifespan. Discover PD effects on transformers, cables, and high-voltage systems, and how Wrindu provides reliable partial discharge testing solutions for early fault detection.

Learn the common types of partial discharge—internal, surface, corona, cavity, and treeing—in transformers, cables, and switchgear. Discover causes, risks, and advanced detection methods to improve reliability and prevent insulation failures.

Learn the difference between AC and DC withstand voltage tests. Explore insulation testing, AC/DC test uses, and best practices for reliable electrical equipment.

Learn why transformer cores are grounded at a single point and how proper grounding prevents circulating currents, overheating, insulation damage, and transformer failures. Discover the importance of core grounding for safe and reliable transformer operation.