Clean Room Lighting Levels

Cleanrooms are used for manufacturing where high levels of cleanliness and sterility are required.

Clean room lighting levels.

Ingress protection ip pressurized plenums nsf cleanability. In a building in the area closest to the windows the light level may be reduced to approximately 1000 lux in the middle area it may be as low as 25 50 lux additional lighting is often necessary to compensate low levels. The outdoor light level is approximately 10000 lux on a clear day. The table below provides recommended light levels from the iesna lighting handbook and lpd levels from the iecc 2015.

Cleanroom lighting is often an afterthought in cleanroom design as the primary function of a cleanroom is to reduce contamination. The us general services administration provides lighting levels and lpds for us government buildings which can be used as a guide for other types of buildings. Lighting zone 2 suburban 1 0 5 2 6 3 1 2 gas station canopy 12 5 10 15 safety building exterior 1 0 5 2 if security is an issue raise average level to 3 retail general retail ambient 50 department store 40 20 80 15 7 5 30 perimeter 75 35 150 accent lighting displays 3 10 times greater than ambient light levels. A cleanroom or clean room is a facility ordinarily utilized as a part of specialized industrial production or scientific research including the manufacture of pharmaceutical items integrated circuits crt lcd oled and microled displays.

A cleanroom or clean room is a room that has hepa filtration to remove particles from the air. As with every aspect of a cleanroom the lighting is extremely important and requires proper cleanability. Cleanrooms are designed to maintain extremely low levels of particulates such as dust airborne organisms or vaporized particles. In this post we will go over the different types of lighting features and levels for you to consider for your cleanroom.

So when identifying the type of light fitting to use consideration needs to be given not just to the lux levels required for the process but to how this choice of lighting may affect airflow and filtration. Check your local jurisdiction for other or more stringent requirements. In order to prevent any type of contamination the lighting must be bacteria free. Designed around certified performance criteria kenall s simpleseal cleanroom light fixtures as verified by independent laboratory testing meet stringent standards for.

In theory for an entire room to reach iso 6 air cleanliness you need to enter the cleanroom via an iso 8 ante room then go through an iso 7 to finally get into the iso 6 as shown in the image. In reality however you can reach an iso 6 clean room with 1 recommendation is 2 airlock.