2023-08-06 07:52:05
How to calculate a circuit breaker
Calculation of the cross-section of cable and wire cores Possible problems are easier to understand with a specific example. Initial data: standard power supply with alternating voltage U = 220 V; the apartment has old aluminum wiring (section 2.5 mm square); amperage of the machine – 30 A; connected
2023-07-20 07:24:08
Long-term permissible current loads for cables and wires
PUE, Table 1.3.4. Permissible long-term current for wires and cords with rubber and polyvinyl chloride insulation with copper conductors open (in a tray) 1 + 1 (two 1 g) 1 + 1 + 1 (three 1 g) 1 + 1 + 1 + 1 (four 1 g) 1 * 2 (one 2g) 1*3 (one 3g) 0.5 11
2023-08-31 03:02:13
How to independently connect a washing machine to the water supply, sewerage and electrical networks How to connect a homemade washing machine
Installing and connecting a washing machine does not require a high professional level. Any man who can handle a wrench and a level can do this job. The main thing here is not to rush, to carry out the operation carefully and efficiently.
2023-07-31 07:42:32
Implementation of changing motor winding connection modes
Almost all machines are equipped with asynchronous motors as an electric drive. They have a simple design and low cost. In this regard, it is important to regulate the speed of an asynchronous motor. However, in the standard control switching scheme
2023-07-26 07:27:03
Soviet telephone socket connection diagram
In fact, we are mostly familiar with the mechanism of connecting a telephone jack. In fact, there is nothing difficult here. If you have basic training or even theoretical knowledge, you can do it in half an hour, taking into account the laying of wires. Types of telephone
2023-10-26 08:22:35
Do-it-yourself installation and connection of the washing machine
Without the use of modern electrical appliances, it is extremely difficult to ensure a comfortable and cozy stay. For this reason, air conditioners, dishwashers, convectors and other devices that make life easier have confidently entered our lives. But most probably
2023-07-10 06:58:32
Do-it-yourself manifold for heated floors: assembly and connection Do-it-yourself polypropylene heating manifold
When installing a water heated floor, it is important to connect it correctly. Therefore, the circuits are not connected to the boiler directly, but through manifolds, sensors, valves and pumps. If you buy a ready-made mixing unit, the price will cost you 10-20 thousand rubles. On this
2023-08-26 03:07:37
How to connect a touch switch
Quite often it is necessary to replace conventional switches for electrical appliances with new ones due to their rapid wear. They were replaced by more reliable touch switches (TS). The principle of their operation is as simple as possible. Devices can be made by hand
2023-08-26 03:07:37
How to select and install touch switches
Technologies do not stand still, and now we already have a touch switch in wide use, which allows us to take the lighting control system in the house to a fundamentally new level. Why is such a device needed, what is it and how does it work?
2023-08-06 07:52:05
Characteristics of LED lamps: color temperature, power, light and other 12 volt LED lamps characteristics
LED lighting elements, including the LED E27 lamp, help reduce electricity costs, because their energy consumption is several times lower. The one-time cost of purchasing lamps pays off in about six months, and then the owners of the house
2023-07-20 07:24:08
Power and electrical energy measurement
Having been involved in energy practices since 2001, I heard from all sides: “We need to gain energy” or “There is not enough energy.” In qigong they generally said that a person comes with a certain supply of energy received from his parents, and then lives his whole life “on
2024-04-28 11:05:52