Standard value of general lighting for industrial buildings
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Mechanical and Electrical Industry
| Machining | |||||
| Rough machining | 0.75m horizontal plane | 200 | 22 | 60 | local lighting can be added |
| General processing, work difference>=0.1mm | 0.75m horizontal plane | 300 | 22 | 60 | local lighting can be added |
| General processing, work difference<0.1mm | 0.75m horizontal plane | 500 | 19 | 60 | local lighting can be added |
| Electromechanical instrument assembly | |||||
| Large pieces | 0.75m horizontal plane | 200 | 25 | 80 | Local lighting can be added |
| General parts | 0.75m horizontal plane | 300 | 25 | 80 | Local lighting can be added |
| Precision | 0.75m horizontal plane | 500 | 22 | 80 | Local lighting can be added |
| Ultra-precision | 0.75m horizontal plane | 750 | 19 | 80 | Local lighting can be added |
| Wire and cable manufacturing | 0.75m horizontal plane | 300 | 25 | 80 | / |
| Coil winding | |||||
| Large coil | 0.75m horizontal plane | 300 | 25 | 80 | / |
| Medium coil | 0.75m horizontal plane | 500 | 22 | 80 | / |
| Precision coil | 0.75m horizontal plane | 750 | 19 | 80 | / |
| Coil pouring | 0.75m horizontal plane | 300 | 25 | 80 | / |
| Welding | |||||
| General | 0.75m horizontal plane | 200 | 25 | 60 | / |
| Precision | 0.75m horizontal plane | 300 | 25 | 60 | / |
| Sheet metal | 0.75m horizontal plane | 300 | 25 | 60 | |
| Punching, cutting | 0.75m horizontal plane | 300 | 25 | 60 | / |
| Heat treatment | ground to 0.5m horizontal plane | 200 | 25 | 20 | / |
| Casting melting, pouring | ground to 0.5m horizontal plane | 25 | 25 | 20 | / |
| Modeling | Floor to 0.5m horizontal plane | 300 | 25 | 60 | / |
| Precision casting mold making and shelling | ground to 0.5m horizontal plane | 500 | 25 | 60 | / |
| Blacksmith | ground to 0.5m horizontal plane | 200 | 25 | 20 | / |
| Electroplating | 0.75m horizontal plane | 300 | 25 | 80 | / |
| Spray paint | |||||
| General | 0.75m horizontal plane | 25 | 25 | 80 | / |
| Fine | 0.75m horizontal plane | 750 | 22 | 80 | / |
| Pickling, corrosion, cleaning | 0.75m horizontal plane | 300 | 25 | 80 | / |
| Polishing | |||||
| General decoration | 0.75m horizontal plane | 25 | 22 | 80 | / |
| Fine | 0.75m horizontal plane | 500 | 22 | 80 | / |
| Composite material processing, layup, decoration | 0.75m horizontal plane | 500 | 22 | 80 | / |
| Electromechanical Repair | |||||
| General | 0.75m horizontal plane | 200 | 25 | 60 | local lighting can be added |
| Precision | 0.75m horizontal plane | 300 | 22 | 60 | local lighting can be added |
2. General Room or Place
| Room or place | reference plane and its height | standard value of illuminance (lx) | UGR | Ra | Remarks |
| Laboratory | |||||
| General | 0.75m Horizontal plane | 300 | 22 | 80 | Local lighting can be added |
| Fine | 0.75m Horizontal plane | 500 | 19 | 80 | Local lighting can be added |
| Inspection | |||||
| General | 0.75m Horizontal plane | 300 | 22 | 80 | Local lighting can be added |
| Fine,color requirements | 0.75m Horizontal plane | 750 | 19 | 80 | Local lighting can be added |
| Measuring room | 0.75m Horizontal plane | 500 | 25 | 60 | Local lighting can be added |
| Substation Power distribution device room | 0.75m Horizontal plane | 200 | 19 | 80 | Plane illumination is not less than 100lx |
| Transformer room | Ground | 100 | 28 | 20 | / |
| Power equipment room | Ground | 200 | 25 | 60 | / |
| Control room | |||||
| General control room | 0.75m Horizontal plane | 300 | 22 | 80 | The illuminance of the panel surface is not less than 200lx |
| Main control room | 0.75m Horizontal plane | 300 | 19 | 80 | panel surface illumination is not less than 200lx |
| Telephone station, network center | 0.75m Horizontal plane | 500 | 19 | 80 | / |
| Computer station | 0.75m Horizontal plane | 500 | 19 | 80 | Anti-light curtain reflection |
| Power station fan room | Ground | 100 | 28 | 60 | / |
| Pump room | Ground | 100 | 28 | 60 | / |
| Freezer station | Ground | 150 | 28 | 60 | / |
| Compressed air station | Ground | 150 | 25 | 60 | / |
| The operating floor of the boiler room | Ground | 100 | 28 | 40 | The illuminance of the boiler water level gauge is not less than 50lx |
| Large parts warehouse | 1.0m horizontal plane | 50 | 28 | 20 | / |
| General parts warehouse | 1.0m horizontal plane | 100 | 25 | 60 | / |
| Fine parts warehouse | 1.0m horizontal plane | 200 | 25 | 60 | / |
| Vehicle gas station | Ground | 100 | 25 | 60 | oil meter illumination is not less than 50lx |
3. Electronics and information industry
| Electronic components | 0.75m horizontal plane | 500 | 19 | 80 | local lighting can be added |
| Electronic parts | 0.75m horizontal plane | 500 | 19 | 80 | local lighting can be added |
| Electronic materials | 0.75m horizontal plane | 300 | 22 | 80 | local lighting can be added |
| Acid, alkali, chemical liquid and powder configuration | 0.75m horizontal plane | 300 | 22 | 80 | / |
4. Textile and chemical fiber industry
| Textile Scouring | 0.75m horizontal surface | 300 | 22 | 80 | |
| Cotton cleaning, carding | 0.75m horizontal surface | 150 | 22 | 80 | |
| Front spinning, carding, drawing, woolen spinning | 0.75m horizontal surface | 200 | 22 | 80 | |
| 0.75m horizontal surface | |||||
| Spinning | 0.75m horizontal surface | 300 | 22 | 80 | / |
| Weaving | 0.75m horizontal surface | 300 | 22 | 80 | |
| Hosiery Sewing, inspection | 0.75m horizontal surface | 300 | 22 | 80 | local lighting can be added |
| Repair, dyeing, printing | 0.75m horizontal surface | 300 | 22 | 80 | local lighting can be added |
| Chemical fiber Feeding | 0.75m horizontal surface | 100 | 25 | 80 | / |
| Spinning | 0.75m horizontal surface | 150 | 22 | 80 | / |
| Winding | 0.75m horizontal surface | 200 | 22 | 80 | / |
| Balance room, waste silk room | 0.75m horizontal surface | 75 | 25 | 60 | / |
| Cluster room, oil blending | 0.75m horizontal surface | 100 | 25 | 60 | / |
| Component cleaning room | 0.75m horizontal surface | 150 | 25 | 60 | / |
| Stretching, deformation | 0.75m horizontal surface | 150 | 25 | 60 | / |
| Laboratory and inspection | 0.75m horizontal surface | 200 | 22 | 80 | local lighting can be added |
5. Steel industry
| Location | reference plane and its height | standard value of illuminance (lx) | UGR | Ra | Remark |
| Ironmaking furnace top platform, each floor platform | platform surface | 30 | 25 | 40 | / |
| Casting plant, casting room | Ground | 100 | 25 | 40 | / |
| Windlass room, mud mill room | Ground | 50 | 25 | 40 | / |
| Steelmaking | Ground | 150 | 25 | 40 | / |
| Continuous casting | Ground | 150 | 25 | 40 | / |
| Finishing and cleaning line | Ground | 200 | 25 | 60 | / |
| Rolling steel billet table | Ground | 150 | 25 | 40 | / |
| Around the heating furnace | Ground | 50 | 25 | 20 | / |
| Rewinding, cross-cutting | .75m horizontal plane | 150 | 25 | 40 | / |
| Printing, inspection | .75m horizontal plane | 200 | 25 | 80 | / |
Public places
Standard value of lighting in public places
| Room or place | reference plane and its height | standard value of illuminance (Lx) | UGR | Ra |
| Foyer Ordinary | Ground | 100 | / | 60 |
| High-end | Ground | 200 | / | 80 |
| Corridor, Ordinary | Ground | 50 | / | 60 |
| Mobile area high-end | Ground | 100 | / | 80 |
| Stairs, platforms normal | Ground | 30 | / | 60 |
| High-end | Ground | 75 | / | 80 |
| Escalator | Ground | 150 | / | 60 |
| Toilet, bathroom normal | Ground | 75 | / | 60 |
| High-end | Ground | 150 | / | 80 |
| Elevator front hall Ordinary | Ground | 75 | / | 60 |
| High-end | Ground | 150 | / | 80 |
| Lounge | Ground | 100 | 22 | 80 |
| Storage room, warehouse | Ground | 100 | / | 60 |
| Garage Parking room | Ground | 75 | 28 | 60 |
| nspection room | Ground | 200 | 25 | 60 |
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