The floor lamp worked properly, but then stopped, spun the switch and saw that the blue wires had come off. Where were they originally supposed to be?
Electricity consumption increased from 100-110 kW to 160-180 kW. There are doubts about the connection scheme. What to do? How to force an electrician to check the circuit.
Are there any restrictions on the installation of a multi-tariff meter (I do not mean compliance with GOSTs, etc.), or what I want, and put this?
I can not find on sale a two-key switch for two inputs (all have one input, 2 outputs). Are there phase and zero switches, or is there another solution?
What types of heating radiators are there and which option is better to choose for a home. Pros and cons of bimetal, aluminum, cast iron and steel batteries.
Under the welding machine I plan a separate outlet on the wall, tell me which machine to put on it? In the ASU is C32, I plan to put B32 in the introductory box.
Is it necessary to carry out another telephone line cord in the apartment for the second handset, or only one telephone line cord for one handset is needed, and the other will still work?
I have the task of comprehensive protection against surge currents of private home, which is connected via an overhead line of 3 phase voltage. What is the best way to protect your home?
Tell me the connection diagram of the switches from three places, so that when any switch is turned on, the backlight of all switches goes out when it is turned off.
I read that as a grounding in the garden house, you can use a separate wire connected to the zero wire on the pole. Is it so?
Overview of the Eaton xPole Home HNC-25/2/003 residual current circuit breaker. Characteristics and connection diagram of RCD from Eaton. Video review of the differential protection device.
Hello.Tell me, please, can I reinstall the RCD from the heater cable to the wire of the washing machine? The power of the washer is less.
He made spot welding from the old welding, rewound it with a welding cable. Should the coils fit snugly to the core or can rings be wider than the core?
A neighbor electrician in the new house wired us. And through our apartment (there is a suspicion), I spent myself wiring, connected to the mains. What to do?
Is it permissible for 220 V cables to pass through a fireproof partition to protect not with a metal pipe, but with a PVC pipe?
Errors when heating concrete with electrodes and a heating cable in the winter. What leads to improper heating of the concrete mixture. Which heating method is better.
What is the energy consumption of the refrigerator per hour, day, month, and even year. How to find out how much light a refrigerator shakes and how to save energy.
What is a photoresistor, what is its principle of operation and purpose. The main technical characteristics of photoresistors and their scope.
What is the energy consumption of the washing machine per cycle, hour and one month. How to calculate the electricity consumption of a washing machine. What can you save on?
What is a thermistor, what is its principle of operation and purpose. The main types and characteristics of thermistors, the scope of all options.
What should the injured person do if he is exposed to electric current? Let's say I grabbed a bare wire with my hand, and there is no help nearby.
Is it possible to turn on a 2 kW convector in a house (built over 40 years ago) with old wiring? Will the old wiring withstand such a load or not?
My Hotpoint-Ariston 7HKRC 641 DX RU / HA hob does not turn on. Can I invite you to repair it? How much is it?
The task is to make bypass for the uninterruptible power supply (UPS). The diagram indicated the characteristics of its UPS and load. The network is single-phase with grounding.