Cooling element for the refrigerator bag how it works. Cold battery: properties and application

What are cold batteries and why they are needed Cold batteries are cooling elements that can maintain a low (warm) temperature in a special bag or container. Such sources are indispensable in campaigns and during the transportation of drugs, vaccines requiring compliance with the temperature regime. The cold drive is a plastic hermetic capacity, inside […]

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Is it possible to connect a cooling fan directly. The composition of the fan

How to connect engine cooling fan directly video review All the main power circuits and modifications of the connection of the cooling fan (VA) of the fluid in VAZ cars of various models are given. What is the essence of work in? An electric motor with a impeller on the shaft is installed inside a […]

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