Technology Class

Learn the boiling point of oil and freezing point of oil for different types. Discover how automatic pour point testers improve accuracy in oil testing for industrial and power applications.

Learn what BDV (Breakdown Voltage) means, why it matters in transformer oil testing, and how to measure it accurately. Explore BDV test procedures, acceptable values, and the Wrindu RDJJD-100kV oil dielectric strength tester for precise and reliable insulation diagnostics.

Explore the complete guide to On-Load Tap Changer (OLTC) working principles, types, design, maintenance & diagnostics. Learn how Wrindu OLTC testers ensure transformer reliability & grid stability.

Learn overcurrent causes, impacts & prevention. Wrindu testing equipment features built-in overcurrent protection for safe, reliable industrial electrical testing.

Oil filled cables are reliable for high-voltage underground and submarine transmission. This article will help you learn its types, working principle, advantages, standards, testing and maintenance.

Ensure CT performance with Wrindu’s CT magnetization curve testers. Accurate knee-point measurement, automated testing, and OEM customization for utilities & factories.

Learn acceptable earth resistance values for grounding systems. Understand 5 ohm and 1 ohm standards, test methods, soil impact, and safety compliance.

Use Wrindu loop resistance tester to keep reliable electrical system performance. Learn the process, benefits, and how Wrindu's precision testers help prevent downtime and system failure.

This article will focus on the CT and VT testing procedure, and will also describe some specific operational details.

The article focuses on a series of questions about tan delta test, such as what is a good tan delta value, etc.