How does an electric thermos kettle work?

Recently, more and more often you can see in our kitchens a thermos kettle. From the name itself it becomes clear that it combines the features of two devices: directly the kettle and the thermos. Therefore, it is more functional. And why is he good, let's try to figure it out.

The first thermos kettles, they are also thermopots and losses, appeared in the years of perestroika. But then they did not gain much popularity, and even in offices they were used reluctantly. It was simply believed that such devices use a lot of electricity, which means that they are not economical. In recent years, a thermos kettle is back in service. Numerous large manufacturers are engaged in its production, so on sale you can find a wide variety of models. They differ in both their appearance and the volume and temperature of heat maintenance.

Electric Thermos KC-330B
Kettle thermos

So, if you try to understand the functionality of such a device, then here is what you will be able to find out. An electric thermos kettle first heats the water, then boils it, and then maintains either a pre-set temperature or the one you choose (depending on the model). It turns out that it is enough to boil water once and not do this anymore for a certain time. Here, too, much depends on the model: some are able to retain heat for 6 hours or more, and some, being constantly on, will be hot for an unlimited time. So the thing is just wonderful and primarily suitable for the office or a large family, where there are many lovers of tea parties.

Kettle thermo pot
Electric kettle thermos

The thermos kettle heats the water much longer than usual, and this is primarily due to the volume of the device, which is much larger, and in some models reaches 6 liters. It may seem that you will have to spend a lot of energy, but do not forget that you will need to boil the water once, and then forget about it for almost the whole day.

A thermos kettle is a rather bulky device, so before you buy it you need to select a place for installation in advance. Outwardly, it looks very stylish, and using it will not be difficult. To pour water into the cup, do not tilt the appliance. Each model has either a special faucet or a button, after clicking on which the water supply will begin. The case of the device does not heat up, so it will not work. And if the kettle accidentally falls, the spill protection function will work immediately (not on all models).

Elekta ETP-308
Thermos kettle

How to choose a thermos kettle? First of all, you need to decide on the manufacturer, preferring the more famous and time-tested. Then understand what volume is needed, depending on the number of people who will use the device. If this is important for you, pay attention to how water will be supplied to the cup. Decide on the power of the kettle. The higher it is, the faster the water will heat up. It’s good if the model you are considering allows you to choose a specific temperature mode (at least 2 modes are welcome).

Source: https://habr.com/ru/post/C48400/


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