20
8
INSTALLATION
NOTE:
This section concern only the standard supply configuration of the ECOmar S STP for the optional items
installation, refer to the specific item manual.
8.1
Components to be supplied by Owner*
Some plumbing and electric components are to be supplied by owner. These components are listed below:
a)
On board sewage collecting tank; complete with all the necessary external interfaces (such as Air Vent, Tank Overflow
Outlet, etc.), arrangement for the supplied level sensor installation and all the filling pump suction line, complete with the
relative fittings and all the necessary accessories (refer to the
Filling Section
section);
b)
3-Way valve for untreated sewage outboard discharge, according to IMO/MARPOL regulation (refer to the
SPECIAL
PROCEDURES
section), with all the filling pump delivery line, with the relative fittings and all the necessary accessories;
c)
Seacock, with all the clean sea water line, complete with the relative fittings and all the necessary accessories (it is suggested
to use for the salty water lines the proper material, corrosion resistant such as naval bronze, PVC, Stainless Steel, etc.);
d)
Air Relief for the Treatment Tank of the Main Unit; with all the vent line, complete with the relative fittings and all the
necessary accessories (refer to the
Installing the air relief
section)
;
e)
Outboard discharge to the sea line, complete with the relative fittings and all the necessary accessories;
f)
On board sludge tank; with all the sludge discharge line, complete with the relative fittings and all the necessary accessories;
g)
Connection piping between the discharge outlet of the Main Unit and the inlet of the Sludge Discharge Valve (V2), complete
with the relative fittings and all the necessary accessories;
h)
Connection piping between the outlet of the Multimedia Filter Station and the inlet of the U.V. Sterilization System,
complete with the relative fittings and all the necessary accessories;
i)
Connection piping between the clarified water outlet of the Sludge Discharge Valve (V2) and the inlet of the Multimedia
Filter Station, complete with the relative fittings and all the necessary accessories;
j)
Backwash Discharge outlet of the Multimedia Filter Station, complete with the relative fittings and all the necessary
accessories (refer to the
Installing the Multimedia Filter Station
section);
k)
Fresh not-chlorinated water supply for the Backwash inlet of the Multimedia Filter Station, complete with the relative
piping, fittings and all the necessary accessories (refer to the
Installing the Multimedia Filter Station
section);
l)
Power cable with the proper power protection based on the system power consumption. Power supply line must be protected
by an automatic all-pole thermal and differential protection/disconnection device;
m)
Floating level probe for Sludge Tank Absolute Maximum Level to be connected to main control box;
n)
All the electrical cables needed for the connections of the supplied loose parts (each part supplied standard with 3m cable).
8.2
Qualification of the Installation Crew
Technicians must have technical knowledge and ability in the following fields:
• Electrical, electronic, electric motors and circuits.
• Electromechanical and mechanical systems.
• Hydraulic and liquid pressure and flow systems.
• Piping and plumbing systems.
• Water suction and pressure lines.
• Thru-hull fitting below and above water level.
8.3
Fixing the skid
The Main Unit skid should be plain fixed on the 4 vibration damping supplied and then to the floor by 8 screws (M8),
split/grower washer and washer. While the Level Probe Control Box and Ant-syphon Valve set are arranged for wall mounting
using the appropriate bolts; all the other loose parts are installed each one on a base-frame to be fixed on horizontal stable plain
*
Some items such as inox clamps and some hoses are supplied with the installation kit.