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What is light rationing and what documents regulate

Published: 11.02.2021
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Lighting standards are set for all types of rooms and must be respected to ensure a comfortable environment for humans. All important aspects are compiled in separate normative documents, allowing you to quickly find the information you need.

What is lighting regulation and what documents regulate
Illumination is one of the most important indicators in ensuring normal operation.

Regulatory documents governing lighting standards

Documentation is constantly improving as new types of lighting equipment appear. In addition, working conditions in factories, in offices and other places. Some light standards have been established for a long time, as a number of indicators remain the same regardless of the type of equipment and the place of its installation.

SNiP 23-05-95.

This act is called "Natural and artificial lighting" and regulates all significant points on this topic. It is designed taking into account all normative documents and combines the main indicators. Included in "Complex 23", it has all the documentation on the rationing and design of lighting.

В SNiP 23-05-95 There are standards for natural, artificial and combined lighting structures and buildings. There are also recommendations for street lightingfor industrial sites, warehouses and other important areas.

The document regulates issues relating to the design of light in buildings for various purposes and in adjacent areas. Natural and artificial light are described in separate chapters, so it is not difficult to understand.

Norms established for a particular object should be used as a reference point, which shows the minimum allowable illumination. Exceeding can take place, but values below the established values are unacceptable.

What is lighting regulation and what documents are regulated
Regulations may specify not only the requirements for lighting, but also the type of equipment that can be installed in certain conditions.

There is an updated version - SNiP 23-05-2010, which is in force since 2011, and is an updated version of the basic regulatory act. Many changes have been made in it, so you need to clarify the data in this document to avoid mistakes and inaccuracies.

SP 52.13330.2011.

The code is also called "Natural and Artificial Lighting.Natural and artificial lighting". It is partially harmonized with European norms, but there are a number of differences, as the requirements in our country do not coincide with many of the norms established in Europe. On the basis of this document, you can develop standards for organizations related to lighting, if there are peculiarities that need to be regulated separately.

Established indicators are checked at the level of the working surface, it is the normalized minimum illumination. There is a separate table for each option, which simplifies the use of the document and allows you to quickly find the data you need.

In the code of rules, there are references to documents that set certain values for different objects. When designing, you need to check them to make sure that the information is up to date and has not changed compared to what is specified in the SP.

What is the minimum and average standardized illuminance

These are important indicators, which are often used as a reference when designing a light or checking the system you have installed. It is important to understand the difference between the terms to eliminate any errors and inaccuracies. It's simple:

  1. The standardized minimum illuminance - is the lowest value in a room, a workplace, a particular sector or an outdoor area. It shows you what the smallest value in a given area can be. It should not be violated, in workplaces and offices, supervisory authorities can issue a fine. Reducing the values below the permissible limit has a bad effect on eyesight.
  2. The average standardized illuminance is determined by checking in several places. Based on the results derive a value that must meet a certain value. This is the benchmark, which should be adhered to in the design of the system. It is important that the light variations within the space are not too great.
What is lighting regulation and what documents regulate it
It is important to position the luminaire so that the light is distributed evenly.

Light standards for different types of rooms

For simplicity, the information is gathered in the form of tables and grouped according to room type. They are relevant and can be used for planning, planning the installation of luminaires or checking the system. Norms are not set in watts, but in lux, it is important to remember.

By the way! The readings should be checked with a luxmeter. Moreover, the device must be calibrated in the prescribed manner, only then the data can be considered correct.

Standards of illumination in the office

People most often work at a computer or with papers. Therefore, it is very important to ensure proper visibility so that the eyesight is not tired and employees work effectively throughout the working hours. The room lighting standards in the table are grouped according to their classification in SNiP.

Type of officeLevel of illumination, luxUltimate glare effect (UGR)
Archive and document rooms20025
Copying and filing work spaces30019
Reception rooms30022
Meeting and conference rooms30019
Data processing, reading, printing or manual completion areas60019
Design and drafting rooms75016
What is lighting regulation and what documents are regulated
Offices have different standards for each type of room.

SanPiN standards may specify special lighting conditions for some jobs places. Also of great importance is color rendering (Ra), which indicates how properly artificial tones are reproduced correctly. For all administrative offices the minimum norm is 80, it can be much higher, it is not prohibited.

Norms of illumination of industrial premises

There is no listing of specific options, as it would take more than one book. All work areas are divided into classes according to what visual tension is required for normal performance of duties.

Table of production space standards
Grade of visual workCharacteristicsCombined illuminationGeneral illumination
1Highest precision1500 to 5000400 to 1250
2Very high accuracy1000 to 4000300 to 750
3High accuracy400 to 2000200 to 500
4Medium accuracy400 to 750200 to 300
5Low accuracy400200 to 300
6Coarse operations200
7Supervision of the production process20 to 200
What is lighting regulation and what documents are regulated
The higher the accuracy of the work performed, the better the lighting conditions must be.

Illumination standards for technical and auxiliary rooms

Technical rooms are used to support the work process, they may be used to install equipment or store spare parts, etc. The ancillary rooms help to carry out the work normally, so they too must be given attention.

Light tables for ancillary rooms
Type of roomIlluminance level in lux
Attic20
Engine rooms30
CorridorsCorridors From 20 to 50
Main passageways and corridors100
StairwellsFrom 20 to 50
Entrances and CloakroomsFoyers Foyers dressing rooms 75 to 150
Shower rooms, locker rooms, heating rooms50
Washrooms, toilets, smoking areas75
What is lighting regulation and what documents are regulated
Even in locker rooms, lighting standards must be met.

Lighting standards for schools

There may be many variations, but the main indicators of the three, they are most often guided in the design.

Type of roomThe norm of illumination, lux
ClassroomsFrom 200 to 750
Reading rooms and librariesFrom 50 to 1500
Sports hallsFrom 100 to 300
What is lighting regulation and what documents regulate
At school, compliance with lighting standards are particularly strict.

There are separate standards for all types of institutions, so you have to pick up values that are suitable for a particular educational institution.

Read also
What is the standard of residential lighting

 

European standards of lighting and their comparison with Russian

Most often, the standards in Europe are an order of magnitude higher than in Russia.

Table comparing the main factors in office buildings.
Type of spaceNorm in Russia (Lx)European Norm (lx)
Archive75200
Staircases50-100150
Document and computer rooms300500
Open plan offices400750
Planning and drawing rooms5001500

Video lecture: Lighting standards.

Lighting standards are mandatory in the workplace or office as well as in the home. They are all chosen to provide maximum visual comfort for certain jobs.

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