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Notes from the factory and the market.
Testing practice, loss economics, standards, project logistics and company updates. Written for buyers and engineers who need to make a decision.
20kV Distribution Transformer Selection Guide
Compact 20 kV distribution for industrial parks, mining and renewable projects. This guide covers the selection inputs, typical configuration and the…
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Battery Energy Storage Step-Up Transformer: Impedance and Harmonics
A BESS step-up transformer connects PCS output to the grid. Impedance, harmonics, bidirectional power and protection decide the design.
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Wind Farm Collector Transformer: What Changes with Cyclic Load?
Wind farm collector transformers see cyclic load, harmonic content and remote maintenance. The design basis is different from a standard distribution…
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Transformer for a 1 MW Solar Plant: Step-Up or Distribution?
A 1 MW solar plant can use a step-up transformer, a distribution transformer or a prefabricated station. The right choice depends on the grid interfac…
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10kV Distribution Transformer: Loss, Cooling and Protection
The workhorse of urban, rural, industrial and renewable distribution networks. This guide covers the selection inputs, typical configuration and the q…
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10kV Distribution Transformer Selection Guide
The workhorse of urban, rural, industrial and renewable distribution networks. This guide covers the selection inputs, typical configuration and the q…
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Oil-Immersed Transformer: Loss, Cooling and Protection
10 kV, 20 kV and 35 kV distribution and power transformers from 50 to 10,000 kVA. This guide covers the selection inputs, typical configuration and th…
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Oil-Immersed Transformer Selection Guide
10 kV, 20 kV and 35 kV distribution and power transformers from 50 to 10,000 kVA. This guide covers the selection inputs, typical configuration and th…
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Microgrids Transformer: Configuration and Common Mistakes
Microgrids projects typically use 10/20 kV distribution. Select the transformer on load profile, ambient, protection and interface; confirm the final…
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