FAQ

Why Transformers Need Impregnation? For large power transformers, reactors, and high-frequency transformers, "impregnation" is not just a simple surface treatment—it is a critical manufacturing process for the insulation system. This article delves into the necessity of transformer impregnation and provides a detailed explanation of the Vacuum Pressure Impregnation (VPI) process...

Why Are Transformer Cores Made of Thin Silicon Steel Laminations? If you work with transformers or reactors, you’ve likely noticed a key design feature: the transformer core is not made from a solid block of metal. Instead, it is assembled from many thin, stacked layers known as silicon steel laminations...

すトランス"Suffocateの"標高が高い場所? —完全ガイド高変圧器としての電力インフラの整備拡大に山岳地帯、高標高山地域、新興国市場での高高度では、重要な問題に対する標準設計のトランス運用"安心"を高所環境? だから人間の顔の課題により薄...

A Loud "Bang" When Switching On a Transformer: Is It Damaged? Transformers are vital components in power systems, and their stable operation is crucial. When energizing a transformer after installation or maintenance, you might sometimes hear a significant humming noise or a loud "bang." This phenomenon, possible in power operations...

Why You Should Never Test Insulation Resistance Immediately After Transformer Shutdown? For transformer and reactor maintenance engineers, performing regular Insulation Resistance Testing is a key part of preventive maintenance. It helps assess the health of the insulation between windings and ground, predicting potential faults. However, a common and dangerous mistake...

Can You Use a Household Fan if a Transformer Cooling Fan Fails? —A Complete Guide to Risks & Professional Solutions In the daily operation of transformers or reactors, the cooling system is critical for ensuring safe and stable performance. Maintenance personnel often face situations where a transformer's cooling fan fails....

The Role of Transformers and Their Key Position in the Global Power System As one of the most fundamental and indispensable devices in power systems, the importance of transformers is often overlooked. Whether in the grid supplying electricity to entire cities or in the adapter charging your phone, transformers are...

What Are the Requirements for Parallel Operation of Transformers? In critical applications such as power systems, industrial facilities, and data centers, ensuring continuous and reliable power supply is paramount. Transformers, being the core equipment for electrical energy transmission and distribution, can be operated in parallel to enhance system capacity, redundancy,...

Have You Chosen the Right "Protective Clothing" for Your Transformer? — A Detailed Guide to IP Ratings In the fields of international electrical engineering and power equipment procurement, "transformer protection level" is a core keyword frequently searched by engineers, buyers, and project planners. When selecting a transformer or reactor for...

What Are the Key Differences Between Transformers and Reactors? For professionals working in power systems, industrial automation, or renewable energy, transformers and reactors are two essential and common electromagnetic devices. While they may sometimes look similar and both operate on the principle of electromagnetic induction, their core functions, design purposes,...

Transformer Busbar Knurling: Optional Decoration or Critical Feature? In the international power equipment and transformer manufacturing sector, a seemingly minor yet crucial question often arises: Is the knurling (or serration) on transformer copper busbars a necessary manufacturing process or merely an optional decorative finish? This FAQ article delves into the...

Transformer Impedance: High or Low? In today’s increasingly complex global energy systems, industrial facilities, and data centers, transformers serve as the core components of power networks. Their performance selection directly impacts system efficiency, stability, and economic viability. One common and critical technical decision is: Should you choose a high-impedance transformer...