Why do halogen bulbs burn out in a chandelier?
Halogen bulbs burn out on the chandelier. 4 pieces do not burn at all. Even if I put new lamps. What could be the reason? Thank you in advance for your response.
Why does the difavtomat not turn off when connecting the phase and earth?
Three white wires enter the apartment. I determine the phase of the tester that of the remaining land and zero I do not know. When connecting the phase and earth, the difavtomat does not turn off.
How dangerous is a non-grounded washing machine?
There is no grounding in the apartment. How dangerous is a non-grounded washing machine for a person in a humid room while it is working?
The machine knocks out when the water heater is turned on, the resistance of the heater is 32 Ohms
When the water heater is plugged in, the machine is knocked out. Began to ring the plug for a breakdown (phase and zero) should there be a break? And then the tester shows 32 ohms.
Selection of the cross section of the cable and the introductory machine for the installation for blowing PET
The capacity of the cooler is 10 kW - 380V, the power of the installation itself is 65 kW - 380V. What introductory machines are needed for these installations and which section of a copper cable should I choose?
Why is the noise of the external wiring on the facade of an apartment building?
The apartment has a high-frequency rumble from external wiring. It rings exactly the wiring mounted on the wall. What could be the reason and what to do?
Is it possible to ground the outlet in the bathroom from the cable screwed to the bathroom?
The outlet in the bathroom is not grounded. But there is a cable that is screwed to the bathroom (supposedly ground). Can I ground the outlet through this cable?
Why do LED lamps heat up and is it dangerous?
We replaced the lamps with 5 W LEDs. It does not pass and 5 minutes are very hot, the metal ring around it is also heated. Should it be or is it dangerous?
Will the cross section of a copper cable of 5 * 4 mm.sq. be sufficient? to enter the house?
I plan to enter the house to buy an armored copper cable to bury in the ground. Wire 5 to 4 380v will such a section be enough? Distance 30 meters
How can I make a volume control for a radio point in an apartment?
The apartment has a radio point, a regular speaker from a tape recorder is connected. Can I put some kind of volume control? It just works very loudly.
How to designate the cable laid in the ground?
I connected the house to the network using an armored cable, digging it into the ground. How to indicate, for other people, that a cable is buried in the ground and should this be done?
Is it possible to separate the PEN conductor in the switchboard on a pole?
Is it possible in a switchboard on a pole on which the grounding of tn-c-s connect a four-wire cable to the house entrance and divide the pen there? I just want tn-c-s in the house, not TT.
Is flickering of LED lamps in the hallway safe?
After turning off, the LED bulbs light up a bit. Is there a large consumption of electricity at the same time and is it dangerous for the home?
Who and how steals electricity in the apartment?
How can you determine who is stealing electricity in the apartment. Two live, there are no powerful devices, it accumulates 320 kW per month. Electrician did not find third-party connections.
Can I add bulbs to the chandelier?
Hello. Is it possible to remake a chandelier from two bulbs to 3 or 4? Ceiling chandelier, based on 2 rounds.
Which wire to use for grounding
What section, brand and color should be the wire for grounding. Grounding conductor requirements. Features of connecting the ground wire.
Types and sizes of corrugations for cable
What is the corrugation for the cable in size, color and material. How to choose a corrugation for electrical wiring, depending on the cross-section of the cable.
After repairing the electric boiler, the outlet does not work, how to fix it?
When fixing the electric boiler, the outlet stopped working. Having disassembled it, I found three wires, what kind of wire is it from below? When reassembling, there is still no voltage.
How long will the 12 V battery last when connecting a laptop, speaker and amplifier?
It is planned to connect a notubuk, a speaker and an amplifier through a 12 V battery through an inverter. How long is the 12ah battery?
How to lay the cable through the doorway?
Is it possible to lay the cable through the doorway along the box and how best to lay it in the voids hl in the corrugation or not in the concrete wall ?! The cable will be 3 * 2.5 NYM.
Is the shield in the country house connected correctly?
Is the shield assembly scheme safe? I am confused that IEK is 63 amperes. That's not a lot? Is it correct that zero is brought into this machine? Is everything connected correctly in the shield?
Is it necessary to observe the alternation of phases when connecting a three-phase USM?
Is it important to connect phase rotation when connecting a three-phase ultrasound transducer? For some reason, it stopped working, the indicators flash in turn, and one lights up in red.
Is it necessary to install an electric meter for the entire section if we live in only two rooms of the hostel?
We installed a counter in two dorm rooms, an electrician said that you need to put on the entire section. How to be in this situation? Set the counter per section?
What if a weak voltage in the apartment?
Due to low voltage the electric furnace refuses to work in the apartment. Tell me, what can I do?
