Part 2. Electrical networks: General issues. Theory and practice
Is it possible to lay the lighting network open on the ceiling with the "VVG" or "VVGG" cable?
In what documents are the standards for resistance of earthing switches for lightning protection of buildings and structures?
Is it possible to have an artificial earthing switch inside the building (for example, in the basement)?
What cable should I use when connecting the power and lighting shields of the electrical installation of the office building?
Is it necessary to install plug-in sockets with automatic shutters in the houses?
Sockets in the warehouse ..., in the archive ..., in the library ... Designing the electrical installation of the warehouse.
The height of the installation of the sockets in the school
Insulation Resistance
Electric meter: before the "machine" or after?
The question of the need to install a switching device at a distance of not more than 10 meters to the meter
Marking of inductive electricity meters
Power: active, reactive, full
Calculation of power / choice of uninterruptible power supply of any manufacturer ("ARS", "Inelt Intelligent", etc.)
How to convert current (A) into power
Low impedance grounding
Specific resistance of 0.4 kV cables
Guidance documents on the design of health facilities
Coefficient of use and demand coefficient
Why do the directional and zero sequence resistivities differ in the directories?
Busbars up to 1 kV
Advantages of the busbar before the cable
Connecting the "air" to the house. Electricity network problems in the country house
How correctly to arrange a branch from the nearest pole of an overhead line (VL) to the house?
Connection of the constructed house
Classification of offices
Variant of drawing up of the lighting sheet
Wiring in the sauna, bath. Local lighting
Automatic device for protection and control in case of power failures "ASP-1V".
Connection of refrigeration equipment
Laying of power lines in the elevator shaft
Grounding the Server Hardware
Hidden works
What to write in the project in the section "Quality of electricity"?
Electroconductive grease
Systems with deadly grounded neutral
What relates to the supply network, and what to the distribution network?
Recommendations for the installation of diesel generators
On the basis of what normative documents, is a diesel generator project made in the electrical installation?
Types of project documentation (by design stages)
Are the concrete floors covered with floor ceramic tiles conductive?
Electricity supply category of residential buildings
Calculation of power loss
Calculation of voltage loss
Power supply of a commercial kiosk
Anti-icing systems
What is the secret of the great popularity of corrugated pipes from self-extinguishing PVC?
Requirements for connecting the Jacuzzi
Composition of the executive documentation
What is the input to the electrical installation?
What is the difference between repair (major repair), modernization and reconstruction of electrical installations?
To connect the electric stove you need three wires: phase, zero, earth. I found the phase with a tester. How do you know which of the two remaining zero, and what kind of land?
How can you find out the status of one or another normative technical document: valid / not valid / replaced by ...?
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