led aquarium lighting
LED aquarium lighting. LED lamps and strips for aquariums. Calculation of LED lighting for an aquarium
For normal functioning of almost any aquarium, artificial lighting is required. Depending on the number of occupants
Law of conservation of electric charges
Electrometer An electrometer is used to detect and measure electrical charges. The electrometer consists of a metal
Installation of a pipe stand for introducing electricity to the site with your own hands: mounting height and installation under the meter
Characteristics of the pipe stand for electrical input The product has the following parameters: Height. The amount of depth. Cross dimensions
Modified sine
AC/DC Welding Inverter
Power supply systems that use inverters. Uninterruptible power supply system for home or industrial facility
Anchor mortgages
Types of outdoor lighting poles: flanged and straight-post
The bracket is selected depending on the type of lamps and their number on the support. Types of brackets
Frequency converters 220 to 380 volts
The standard household voltage is 220 V 50 Hz, however, some home craftsmen in their
Calculation of cable cross-section based on economic current density
Selecting the cross-section of wires and cables based on economic current density Today we will consider such a concept as
Consumption without a contract is no longer always non-contractual electricity consumption
Was there any non-contractual energy consumption? After the change of general director of Zarechye LLC in 2021
Fuses in a car box
Fuse in the electrical circuit
To protect the vehicle's electrical circuits from overloads, fusible or reusable inserts located in
Motion sensor malfunctions and ways to eliminate them
Failures of radio equipment can be repaired independently. This method involves quickly solving problems and saving money.
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