Instruction book
2920 1472 03 62
8 INSTRUCTIONS FOR USE OF PULSATION DAMPER
1. This vessel can contain pressurized air; be aware of its potential danger in case of misuse.
2. This vessel shall only be used as compressed air pulsation damper and be operated within the
specified limits as mentioned on the data plate.
3. No alterations shall be made to this vessel by welding, drilling or any other mechanical
methods without written permission of the manufacturer.
4. Devices for pressure and temperature control must be attached to this vessel or its piping
system. The devices must protect the vessel against circumstances other than mentioned on
the data plate.
5. These devices must be designed so that the pressure will not permanently exceed the
maximum allowable pressure PS, except for short pressure surges of 1.1 times the design
pressure.
6. This vessel has been designed and built to guarantee an operational lifetime in excess of 20
years and an infinite number of pressure load cycles. Therefore, there is no intrinsic need for
in service inspection of the vessel when used within the design limits and in its intended
application. However, national legislation may require in service inspection.
9 PED
9.1 Components subject to 97/23/EC Pressure Equipment Directive
Components subject to 97/23/EC Pressure Equipment Directive greater than or equal to Category II
Part number Description PED Class
0830 1008 32 Safety valve IV
0830 1008 30 Safety valve IV
0830 1000 78 Safety valve IV
9.2 Overall rating
The compressors are conform to PED category I.
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