This cooler variant is used for specific types of transformers, such as furnace transformers or rectifier transformers. A further application is machine transformer cooling at hydraulic power plants. Here, double-tube transformer oil water coolers are a reliable and environmentally compatible option.
We have been supplying double-tube coolers for more than thirty years. Today, double-tube safety heat exchangers are state-of-the-art for transformer oil water coolers.
DIN Version
DIN type transformer oil water coolers are designed and manufactured in accordance with DIN standard EN 50216-9. This type of cooler offers advantages in particular where dirty cooling water is used that makes frequent cleaning intervals a fairly high likelihood.
EX Version
Transformer oil water coolers of EX design are a cost-optimized variant of the DIN series developed to meet the requirements for economic heat transfer.