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What are paperboard strips?
2025-03-20 | By: ZTELEC-www.ztelecgroup.com | 100clickPaperboard strip, as an insulating material, refers to a long thin sheet product made of pulp or fiber material through a special process, which has good electrical insulation performance. It is usually used in electrical equipment as an in...
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Application of oil strut belt in transformers
2025-03-19 | By: ZTELEC-www.ztelecgroup.com | 136clickOil-immersed transformers use transformer oil as a cooling and insulating medium. During operation, they generate a lot of heat and need to maintain good insulation performance to ensure safe and stable operation. As an important component...
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Understanding Dry Type Transformer Temperature Rise
2025-03-19 | By: ZTELEC-www.ztelecgroup.com | 74clickExplore the intricacies of dry type transformers and their temperature rise. Understand the key factors influencing thermal performance, the significance of temperature monitoring, and how it impacts efficiency and longevity. This comprehens...
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FR4 Material Guide
2025-03-18 | By: ZTELEC-www.ztelecgroup.com | 84clickThe specification standard of FR4 is set by NEMA (National Electrical Manufacturers Association). FR in NEMA classification standard stands for Flame-Retardant. FR-4 means the resin is epoxy resin, the reinforcement material is glass fiber...
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What are the limitations of dry type transformer?
2025-03-17 | By: ZTELEC-www.ztelecgroup.com | 117clickDry type transformers, while advantageous for their safety and low maintenance, do have limitations. They typically have lower power ratings compared to oil-filled transformers, making them less suitable for high-capacity applications. Addit...
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What is the difference between FR4 and polyimide?
2025-03-17 | By: ZTELEC-www.ztelecgroup.com | 72clickFR4 and polyimide (PI) are two high-performance materials widely used in the electronics industry. Each has unique properties and application areas. What is the difference between FR4 and polyimide ? 1. Material composition FR4 is mainly co...
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