9
k = coefficient of the isentropic equation
Table 1
Dimension
1”
1” ½
2”
2” ½
3”
4”
6”
8”
Area cm
2
5,31 13,85 22,89 35,24 54,08 102,02 203,48 359,50
2. INSTALLATION
2.1 GENERAL WARNINGS
Before the installation , commissioning, or maintenance, the operators shall:
- examine the safety devices applicable to the installation where they have to work
- obtain the necessary authorizations to work, when required
- equip oneself with the necessary individual protections ( helmet, goggles, etc.. )
- make sure that the area where they have to work is equipped with the required collective
protections and with the necessary safety signs.
The handling of the equipment and of its components shall be carried out after evaluating that the
lifting devices are fit for the loads to be lifted ( lifting capacity and functionality ). The handling of
the equipment shall be carried out by using the lifting eyes arranged on the equipment itself .
The use of motorized means is reserved to the personnel in charge of this.
In case the installation of the system and of its accessories requires the application of
compression fittings, these shall be installed by following the instructions of the manufacturer of
the compression fittings. The choice of the compression fittings shall be compatible with the use
specified for the equipment and with the plant specifications, where required.
The commissioning shall be carried out by properly trained personnel.
During the commissioning, non strictly personnel shall be moved away and the prohibition area
shall be properly signaled (signs, barriers, etc…).
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