Alfa Laval Toftejorg TZ-79, Instruction Manual, Page: 17 / 48

Installation and Normal Operation
(continued)
Temperature
In accordance with the ATEX specifications regarding special conditions for safe use, see page16.
ATEX
Warning:
Tanks with capacities greater than 100 m
3
that could contain a flammable atmosphere
should not be steam cleaned, as steam issuing from a nozzle could contain charged
droplets.
Tanks smaller than this may be steam cleaned providing that: the steam nozzles and
other metal parts of the system are reliably earthed and grounded to the tank
structure.
ATEX
Warning:
In potentially explosive atmospheres, the temperature must not exceed the maximum
surface temperature according to the temperature class for the combustible gas or
liquid.
Special Conditions for Safe Use in accordance with the ATEX Certification,
Directive 94/9/EC
ATEX Warning: The unit may be operated, in a hazardous area, only when filled with the
process fluid.
ATEX Warning: The maximum permitted process fluid temperature and ambient temperature
when the machine is operating is 95°C.
When the machine is not operating, the maximum permitted ambient
temperature is 140°C.
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