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Alfa Laval
AHE Product Range
Nicola Gattolin
Product & Application Support
Market Unit Refrigeration
Air Heat Exchanger Complete product portfolio
Indoor
Units
Air
Coolers
Outdoor Units
Air Cooled
Condensers
Air Liquid Coolers
& Radiators
H(C)FC
H(C)FC
Water/
Glycol
Ammonia
Ammonia
Process
fluids
CO2
Gas Cooler
CO2
Oil
Cooling
Glycol
www.alfalaval.com
© Alfa Laval

www.alfalaval.com
© Alfa Laval
AlfaLaval AHE
INDOOR
UNITS Alfa
Laval
Indoor units
Commercial
Optigo
CS
Industrial
Optigo
CD
Optigo
CC
Arctigo
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© Alfa Laval
Slide 4
Concept of the Optigo range
One unique DNA!
Highly efficient coil
Low refrigerant charge
Optimized performance
CO2 ready !
Reliability on performance
Energy saving
ErP 2015
EC fans available
Design
Easy to install -Time saving
Easy maintenance
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© Alfa Laval
Optigo AHE Unit Coolers
Optigo DNA
Main features & benefits
New coil concept
low refrigerant charge
High performance –
CO2 ready
EC fans standard
ErP 2015- energy saving
Lean design
Easy to maintain
Easy to install / time saving
PD leaflet with quick selection table available
Easy to select
Eurovent cerificate
reliability
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© Alfa Laval
OPTIGO X RANGE
PS = 80 bar
(Cu/Al coil)
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•
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Design pressure 80bar (Test N2 at 114bar)
Same diameter and thicker tube
Dedicated circuiting
Optimized fluid distribution
Units tested in laboratory (performance, cooling, defrosting)
• Several fin type: Aluminium- Cataphoresis - Epoxy coated
• Large fin spacing available for low temperature applications
• Several available options in selection software
• PED approval
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© Alfa Laval
Optigo CS: low silouette
CSX
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•
Voltage: 230V/1ph/50-60Hz
•
2 speeds for day/night application
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•
•
Fin spacing: 4 and 7mm
•
Options available in the software
PS = 80 bar
Fan motors diameters: 200 (up to 3 fans) and
300mm (up to 5 fans)
Fins: aluminium, cataphoresys, epoxy coating
Casing in aluminium powder coated
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© Alfa Laval
Optigo CS: product features / supply chain
EC Fan motors
Standard choice
Two fan diameter available
-D=200mm
-D=300mm
Voltage: 230V/1ph/50-60Hz
Features:
© Alfa Laval
Over temperature protectors integrated
Quick Pulg in to connect the cable
Both 50 and 60Hz (same fan)
High efficiency
Two speed for Day/Night (easy) selection
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EC fan motor: 2 speeds
Optigo CS: product features / supply chain
Contact opened Fast speed
Contact closed Low speed
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© Alfa Laval
menu
Optigo CD: double air flux
PS = 80 bar
CDX
• Capacity:
range up to 26 kW (SC2)
• Fan diameter: 300mm** - 400mm
• Voltage: 230V/1ph/50-60Hz
• 2 to 5 modules
•
•
Fin spacing: from 3.3 to 7,0 mm
Casing in aluminium powder coated
completely openable
** same fan of Optigo CS
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© Alfa Laval
Moreover….
Powder coated casing
More lateral space to
store the TX
Complete openings
Reduced number of ceiling fixing points
Lateral strong metal
drip tray
Horizontal drain
connection
Precut frame for
maximum versatility
(connections)
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© Alfa Laval
Optigo CCX
PS = 80 bar
• Capacity up to 45 kW (SC2)
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Fan diameters: 250,350,400,500mm
AC fans Erp 2015. EC fans as option
1 to 4 modules for all diameter
Fin spacing: 3,3 – 4 – 5,5 and 7mm
•
•
Casing: Aluzink Powder coated
•
Hinged drip tray / Wide opening
lateral panels / Stackable reinforced
boxes
•
Wide range of Options.....
Special top plate and frame
Material
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© Alfa Laval
Complete Optigo range (X version)
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CO2 GasCooler/Condenser
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© Alfa Laval
Slide 15
© Alfa
Laval
CO2 GasCooler/Condenser
Product and Capacity Range
Capacity calculated on Carrier typical conditions:
Tair 36°C, Tgas 120/38°C, Gas pressure 94bar
www.alfalaval.com
© Alfa Laval
Slide 16
© Alfa
Laval
CO2 GasCooler
Features
Coil:
• K65 - 8mm tube –
• Fins: Al – EP- SWR- Blygold - Copper
Design pressure 120Bar
Test pressure in bunker at 174Bar
Stainless Steel manifolds
SS or K65 Connections
•Several electrical options
Slide 17
© Alfa Laval
www.alfalaval.com
CO2 GasCooler - USP
Item
CO2
8 mm tube (K65)
Smaller internal volume
(vs SS tubes_Thermofin and Güntner)
Pressure Test
100% units tested in Bunker
(Dried Nitrogen at 120bar * 1,43)
Declared
performances
Design software developed based on
experimental test done in third part
laboratory
Features / Benefit
Less refrigerant charge
Less liquid recievers or smaller
one (critical equipment for PED)
Tube systems are cleaned, dried No umidity inside
Not just theory but also Field
proved
Supermarket References
Proven good performance
Connections
K65 (as default) or SS
Both possibilities based on
market demand
Design Temperature
-40°C / +135°C
Standard for the applications
Design Pressure
120bar / PED approved
Certification of the whole system
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© Alfa Laval
Bunker facilities in Alonte
STEP 1
-First stage of compression of ambient air to 5 bar
-Drying of the ambient air
STEP 2
-Extraction of the Nytrogen from the air
-Nytrogen filtration
STEP 1
STEP 2
STEP 3
STEP 3
-Storage of the Nytrogen into an
intermediate tank
-Final stage of compression and
storage in cylindres (p = 200Bar)
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CO2 GasCooler/Condenser
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© Alfa Laval
Knudsen Køling:Super Brugsen Herfølge
BXDQE1002D
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Gascooler project, JUMBO in Hapert, the
Netherlands
BXDQE903C SW BEC
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© Alfa Laval
Gascooler project, supermarket:
COOP in Kockengen, the Netherlands
BXMQE903 SW BEC
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© Alfa Laval
www.alfalaval.com
© Alfa Laval