Page 42 - Air Handling Units.cdr

AIR Handling UNITS

AIR HANDLING UNIT LIGHTING

Internal lighting of the central stations is made according to the size and function of the stations.
For standard operation conditions an incandescent lamps - photo 1 - or glow-discharge tubes
- photo 2 - are used. In those central stations, where their functioning excludes the use (for example
central stations for technological air for lacquering systems) the above-mentioned sources of light,
external sources of light are used - illustration 3. The electrical system is placed, according to the
requirements, in PVC or steel tubes. Cable routes are usually placed outside the central station.
The protection class of light sources and switches depends on functions and requirements of
the central station.

Photo 1 Incandescent lamp Photo 2 Glow-discharge tube

Lamp Lamp
cover

Panel
housing

Pane kmw.pl
Illustration 3 External lamp for explosion-hazard areas

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