PIETRO FIORENTINI Dival 600, Руководство пользователя

Страница: 23 / 156

23
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR | SAFETY | REV. A
EN
Risk and hazard Event and Cause
Effect and
consequence
Solution and prevention
Pressurised gas
leakage.
Projection of
metallic and
non-metallic
pressurised parts.
• External loads bear-
ing on the device.
• Deformation;
• Cracking and slot
formation;
• If under pressure,
burst also.
a. With the exclusion of what is set out in
the project, the user must verify that no
additional concentrated load bears on the
device.
Pressurised gas
leakage.
Projection of
metallic and
non-metallic
pressurised parts.
• Electrostatic poten-
tial, differential stray
currents.
• Corrosion localised
in the device.
b. The user must equip the device with the
necessary protection and earthing devic-
es.
c. The above requirements are referred to
in the use and warning manual.
Pressurised gas
leakage.
Projection of
metallic and
non-metallic
pressurised parts.
• Humidity;
• Environments with
aggressive atmos-
phere.
• Deterioration of
external surfaces;
• Corrosion.
a. The user must periodically check the
state of conservation of the external sur-
faces.
b. The above requirements are referred to
in the use and warning manual.
Tab. 3.10