HYDAC FILTER SYSTEMS OFU-10-P-2-N-2-B-05-B/-, Инструкция по эксплуатации и техническому обслуживанию

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Technical Description
OFU-ATEX en(us) Page 22 / 56
BeWa OFU-ATEX 3838730 en(us) 2013-05-16 2013-05-16
Technical Description
The OFU mobile filter unit ready for connection is delivered with hoses and a
power plug.
The OFU enables simultaneous transferring and filtering of oil, and filling and
draining of hydraulic and lubricating oil systems. The use of a gear pump and
a large filter element also ensure effective filtration at high flow rates and a
long service life.
Explosion protection as per ATEX 95
The OFU-ATEX series satisfies the requirements of the new EU directive
94/9/EC, ATEX 95, applicable to areas in which potentially explosive gas
mixtures are likely to occur.
Depending on the version, the ATEX designation of the unit reads:
II 2G IIC T1
This label in particular means that utilization is permitted only for:
Equipment group
II
Potentially explosive atmospheres in which
vapors or gas/air mixtures are likely to
occur.
Equipment category
2G
Equipment providing for a standard degree
of safety.
Designated for cases in which atmospheres
posing an explosion hazard can be
expected to occur very rarely and, if so,
only briefly.
Explosion group IIC Typical gases:
Hydrogen, ethyne (acetylene).
Ensure that vapors, gases or mists
occurring at the place of operation belong
to explosion groups IIA to IIB.
Temperature class
T1
Maximum permissible surface temperature:
≤ 450°C