Hydac VarnishMitigation Unit, Operating And Maintenance Instructions Manual

Page: 12 / 60

Safety Information
VMU 1 ATEX II 2G IIC T4 en(us) Page 12 / 60
BEWA VMU _4_ATEX-II2GIICT4_4066057 en-us 2015-10-12.doc 2015-10-12
DANGER
Wrong ATEX area of utilization
Danger of fatal injury
►
The power unit may be used only in the
indicated equipment group, equipment
category, and zone.
►
Potentially explosive atmospheres in which
vapors or gas/air mixtures may occur only
rarely and briefly.
►
Maximum permissible surface temperature
on components of the VMU must not exceed
135°C / 275°F.
 Are the following specifications on the type label of the unit
permissible in connection with use in areas posing an
explosion hazard on site?
- equipment group
- equipment category
- explosion hazard subgroup
- temperature class
 Ensure that vapors, gases or mists occurring at the place of
operation belong to explosion groups IIA to IIC.
 Make sure that during installation of the unit no potentially
explosive atmosphere, oils, acids, gases, vapors or radiation
are present.
 Make sure that the unit is sufficiently ventilated and no
external heat input is present.

Make sure that the ambient temperature is does not exceed
40°C/104°F.