Why is the light blinking in the house?
What is the reason for the blinking of light? We live in a private house and above the wires, you can see how large branches hang at the post. What to do with them and to whom to contact?
Can I use the bathtub if the hair dryer falls into the water?
A hairdryer fell into the bath. Knocked out traffic jams in the apartment. The hairdryer was disconnected from the outlet and pulled out of the bathtub, drained water. Can I use the bathroom, if not, what should I do?
The ability to operate a 10 kW engine with 5 kW allocated per house
Will a 10 kW three-phase electric motor work in a three-phase network of a 5 kW house? And will there be an obstacle to the 16A machine installed in the electric meter?
Why spark contacts and how to fix it
Why arcing of contacts of relays, circuit breakers and magnetic starters occurs. Ways to eliminate and prevent sparking of the contact system.
Why does the phase disappear and what to do in this case
Why did the phase disappear in the socket, switch or on the chandelier. The reasons for the situation when there is no phase in a single-phase or three-phase network.
Can I connect an LED strip to a dimmer through a dimmable power supply?
There is a stationary dimmer, I want to connect an LED strip to it. I was advised to connect through a dimmable power supply. Can this be done?
Is it possible to install one transformer for 20 LED lamps?
There are 20 REV diode lamps installed in the room; transformers that burn out are included. Can I put one transformer OSM1-1.0 220 / 5-82?
Is there a relay for the two-key switch so as not to lay a second wire?
The two-key switch has only one key involved, how can one of the lamps be connected to the second key without laying a wire? Maybe there is a relay?
How to connect the block of two switches and sockets?
How to connect the unit two switches one outlet? Light on two rooms, we have five wires of the same color, the phase is only on one.
Online calculation of energy in a capacitor
Calculation of the energy in the capacitor comes down to introducing the known voltage, resistance and capacitance. The online calculator will calculate everything on its own.
SMD Resistor Labeling Calculator
Online calculator that allows you to determine the labeling of SMD resistors, knowing the resistance. By the designation, find out how many ohms the SMD resistor is designed for.
Calculator to convert watts to amperes
Online transfer of Watt to Amperes.A calculator with which you can convert power to current, knowing the voltage. Examples of calculations for different cases.
Fuse Calculator Calculator
Online calculator that calculates the fuse for current. Formulas that allow you to calculate the diameter of the wire for the fuse yourself.
Online calculation of battery charging time
Online calculation of the charging time of the car battery charger. A simple calculator in which you need to enter the battery capacity and charger current.
Online circuit calculation
Perform the calculation of the electric circuit, knowing the voltage and current strength. A simple online calculator with which you can quickly calculate the electrical circuit.
Online calculation of the resistor for the LED
Online calculator with which you can calculate the resistor for the LED. All the necessary formulas, table and example of calculation work.
Online reactance calculation
Online calculator for calculating the reactance of a capacitor and inductance. Formulas to help you calculate reactance manually.
Why did the light go out in one of the rooms?
She dried her hair with a hairdryer, a plug was inserted next to the one that turns on the computer, bam - and there is no light in one room, in the rest there is, what should I do?
Is it possible to hang the shield low in the apartment?
"Builders" brought out wires to connect the shield low. Input cable 107 cm from the floor. Hang the visor low? Remodel? Or build up, and if so, how?
How to connect a voltage relay and a stabilizer?
Good day! I have such a question, how to connect a voltage relay together with a voltage regulator? In what order to connect?
How to get rid of high voltage in the network?
Over voltage has been taking too long for us, reaching 260 Volts. Is it possible to connect a small resistance in the form of an iron pin parallel to the rocket launcher?
Why does the multimeter show OL when measuring capacitor capacitance?
When I put my multimeter to measure the capacitance of the capacitor, it shows me O.L. I replaced the batteries, the voltage measures normally. What does that mean?
Can I connect a lamp without grounding?
Street lamp, it has protection class I, requiring mandatory grounding. Is it possible to connect it through a double wire without using grounding?
Can a 220 V bulb be connected to a 110 V network?
Can a lamp designed for a 220 volt network be connected to a network with a supply voltage of 110 volts? I wanted to put an ordinary lamp designed for 220-230 volts.
