GT-234-02 6
INSTALLATION
Only qualified person shall install or service a safety slam shut-off valve.
! WARNING !
All means for venting have to be provided in the assemblies where the pressure equipied are installed
(according to EN 12186 and EN12279).
All means for draining have to be provided in the equipment installed before regulators and shut-off
devices (according to EN 12186 and EN 12279).
Before proceeding with installation, commisioning or maintence, operators must:
- examine the safety provisions applicable to the installation in which they must work
- obtain the authorisations necessery for working when so requested
- use the necessary means of individual protection
- ensure that the area in which they operate is fitted with the means of collective protection envisaged and
with the necessary safety indications
Before installating the safety slam shut-off valve it is necessary to ensure that:
- clean out all pipelines and check that safety slam shut-off valve is clean and is not damaged during transport
- that safety slam shut-off valve can be fitted into the space provided
- the upstream and downstream piping is in the same level
- the inlet and outlet flanges are paralel and clean
- make shure that data on safety slam shut-off valve plate is compatible with operating requirements
- make shure that arrow on safety slam shut-off valve body and flow are in the same directions
Safety shut off valves shall be instaled in non-seismic area and hasn´t to undergo fire and must be provided
cathodic protection and electrical isolation.
Recommended installation:
Picture 1. / Slika 1.
Before start-up safety slam shut-off valve, impulse connections must be connected with the main pipeline.
This connections shoud be made using stainless steel or cooper pipe with minimum internal diameter of 8
mm.