T E E S H O T

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SEA WATER

Sea Water Reverse Osmosis Units

Road delineatorsMedeinvestment main goal is to promote and spread road safety abroad, by installing complementary and innovative signal systems.

ON THE SIDE OF THE DRIVERS Medeinvestment’s road delineators are safety devices for drivers, in particular in poor visibility conditions.

ON THE SIDE OF THE ENVIRONMENT Medeinvestment’s road delineators do not require any power to light up the road

REVERSE OSMOSIS PLANT CHARACTERISTICS
DATA UNIT EMS-RO-SW-45 EMS-RO-SW-90
Sea Water Inlet Flow Rate (*) m³/h 4 (*) 8 (*)
Sea Water Salinity ppm of TDS 35,000 35,000
Membrane Feed Pressure Bar 65 – 67 63 – 65
Permeate Production m³/day 45 (2 m³/h) 90 (4 m³/h)
Permeate Salinity ppm of TDS 600 – 800 (approx) 600 – 800 (approx)
Other permeate Characteristics WHO parameters WHO parameters
R.O. Recovery % 53 (+/-) 53 (+/-)
Power Consumption Kwh/m³/h 4,2 – 4,4 (**) 4,2 – 4,4 (**)

SAND FILTER

Tab- B1 Sand Filter for Turbidity & Iron Removal
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 1 1
Service Flow Rate 4 m³/h 8 m³/h
Maximum Flow Rate 6 m³/h 12 m³/h
Diameter mm 770 (30”) 1.074 (42”)
Total Higher mm 1.975 2.015
Material FRP FRP
Filtration Bed Pure quartz and catalytic media (for iron remov.) Pure quartz and catalytic media (for iron remov.)
Filtering Bed Higher 90 cm 90 cm
Media total weight Kg. 850 Kg. 950
Multiport, Automatic Electronic Valve P.P. top mounted P.P. top mounted
Connection Piping DN 32 (1”1/4) DN 40 (1”1/2”)

CHEMICAL DOSING SYSTEMS

Tab- B2 CHEMICAL DOSING SYSTEMS
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 4 4
Dosing Product - Antiscalant
- SMBS
- Sodium Hypochl.
- pH correct. (final)
- Antiscalant
- SMBS
- Sodium Hypochl.
- pH correct. (final)
Service Flow Rate 0 – 1 lt./h 0 – 2 lt./h
Pump Type Electronic Electronic
Material PP/PVDF PP/PVDF
Motor 1 x 220V 50Hz 1 x 220V 50Hz

FILTER FOR MEMBRANE PROTECTION

Tab- B3 5 µ CARTRIDGE FILTERS
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 1 1
Service Flow Rate 4 m³/h 8 m³/h
Maximum Flow Rate 6 m³/h 12 m³/h
Dimensions 220 x 760 mm 220 x 1015 mm
Material FRP FRP
Max Pressure Service 6 Bar 6 Bar
Accessories
Manual valves DN 32 (1”1/4) DN 40 (1”1/2”)
Pressure gauge N° 1 N° 1

HIGH PRESSURE PUMP

Tab- B4 R.O. HIGH PRESSURE FEEDING PUMP
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 2 (*) 2 (*)
Service Flow Rate 4 m³/h (66,8 lt/min) 8 m³/h (134 lt/min)
Max Pressure Service 70 Bar 70 Bar
Type 9 plunger 9 plunger
Material S.S. DUPLEX S.S. DUPLEX
Motor Power 11 kW 18,5 kW
Accessories
Manual valves DN 32 PN 100 DN 40 PN 100
Press. gauge 0-100 Bar N° 1 N° 1

INVERTER FOR HIGH PRESSURE PUMP DRIVE

Tab- B5 INVERTER FOR HIGH PRESSURE PUMP
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 1 1
Inverter Size 11 kW 18,5 kW
Inverter Installation On the skid On the skid
Inverter Protection IP 54 IP 54
IN/OUT Signals 4-20 mA 4-20 mA
Regulation Field 30 – 50 Hz 30 – 50 Hz
Power Feed 400V-50Hz. 400V-50Hz.

SEA WATER REVERSE OSMOSIS MEMBRANE

Tab- B6 R.O. MEMBRANES
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 4 9
Size / Length 8” x 40” 8” x 40”
Type S.W. Low Energy S.W. Low Energy
Operating Temperature 5 – 45 °C 5 – 45 °C
Max Working Pressure 82 Bar (1.200 psi) 82 Bar (1.200 psi)

PRESSURE VESSELS

Tab- B7 R.O. VESSELS
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 2 3
Places Number 2 x 8” 3 x 8”
Material FRP FRP
Operating Temperature 5 – 45 °C 5 – 45 °C
Max Working Pressure 82 Bar (1.200 psi) 82 Bar (1.200 psi)

CLEANING-IN-PLACE

Tab- B9 R.O. CLEANING SYSTEM
R.O. Unit → EMS-RO-SW 45 EMS-RO- SW 90
Quantity n° 1 1
Cleaning Tank Capacity 300 lt. 500 lt.
Tank Material HDPE HDPE
Cleaning Pump 2 m³/h H=30 mt. 4 m³/h H=30 mt.
Material S.S. AISI 316 S.S. AISI 316
Motor Power 0,75 kW 1,1 kW
Accessories
Manual valves DN 25 PN 16 DN 25 PN 16