82
REV
AL 182
EN
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
|
INSTALLATION
|
REV. 00
6.1.2 - CHECKS BEFORE INSTALLATION
The equipment does not require any further upstream safety device for protection against any overpressure with respect
to its
PS admissible pressure
when, for the upstream reduction station, the maximum incidental downstream pressure
is:
MIPd ≤ 1.1 PS
MIPd =
Maximum incidental downstream pressure value (for further information, see UNI EN
12186:2014).
ATTENTION!
If the installation of the equipment requires the application of compression fittings, these must be installed
in accordance with the instructions of the Manufacturer of the fittings themselves.
The choice of fittings must be compatible with:
•
the use specified for the equipment;
•
the plant specifications when required.
Before installation, it must be ensured that:
• the expected dimensions of the installation site are compatible with those of the equipment;
• there are no impediments for the workers in charge of maintenance;
• the upstream and downstream pipes are at the same level and can bear the weight of the equipment;
• the inlet and outlet connections of the pipes are aligned on the flanges;
• the inlet and outlet connections of the equipment are clean and flawless;
• the inside of the upstream pipe is clean and free of processing residues such as welding slag, sand, paint residues,
water, etc…
Installation
Operator qualification
Installer
PPE required
WARNING!
The PPE listed in this table is related to the risk associated with the equipment.
For the PPE required to protect against risks associated with the workplace,
installation or operating conditions, please refer to:
•
the regulations in force in the country of installation;
•
any information provided by the Safety Manager at the installation facility.
Equipment
required
Refer to chapter 7 “Equipment for commissioning/maintenance”.
Tab. 6.58.
Summary of Contents for REVAL 182
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