ATEX Fans
ATEX is the name commonly given to the legal requirements for controlling explosive atmospheres and the suitability of equipment and protective systems used in them. Since the introduction of the ATEX safety standards Gas and Industrial Fans Ltd have designed and manufactured to these standards.
The hazardous areas are classified into zones on the basis of frequency and duration of an explosive atmosphere.
Zone Gases |
Dust |
Zone Criteria |
Equipment Category |
Protection Level |
| 0 | 20 | Permanent or present most of the time | 1 | Very high |
| 1 | 21 | Present occasionally in normal operation | 1, 2 | High |
| 2 | 22 | Rarely in normal operation i.e accidental occurrence | 1, 2, 3 | Normal |