11 - SPECIAL NOTES FOR ATEX ZONES
11.6 - ATEX control sheet
Date
Check or
Test performed
Initial values
Number of
hours of
service
Type of operation Comments Approved Failed
Vibration speed on fan and motor bearings.
(According to standard ISO 14694)
Ground strap between motor and fan
Other strap
......................................................................
Other strap
......................................................................
Other strap
...................................
...................................
Ground strap between the user ground
and the unit
Fan inspection
Motor current check
Inspection of other components
..................................
Inspection of other components
.................................
Inspection of other components
..................................
Ambient temperature
Accumulation of dust on the fan and
other unit components
Ground continuity check. Reference
resistance in Ohms.
Other
...........................................
...........................
Other
..................................
..................................
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