SOLAR ZA / ZZ - Air-cooled ammonia condensers0 pages
General information & application
Fincoil SOLAR ZA/ZZ condensers have been designed for
industrial refrigeration plants in which R-717 is used as
refrigerant. The SOLAR ammonia range is available for both
horizontal and vertical air flow.
Refrigerants R-717 ammonia
Capacities* 66 up to 948 kW
* R-717, 15 K TD
Coils
ZA Manufactured from electrogalvanised steel tubes ø 17
mm and Alu-fins, tube pitch 64 x 32 mm. Standard fin
spacing is 2.5 mm, fin spacings 3.0 or 4.0 mm optional
ZZ Hot dip galvanized steel coil, tubes ø 20 mm, tube
pitch 57.71 x 50 mm. Standard fin spacing is 3.1 mm,
4.5 mm optional.
Casing
Sturdy, monocoque structure made of hot dip galvanized
steel. Other parts are stainless steel or efficiently corrosion
protected material.
Fan motors
2 to 12 axial fans available in a range 5 fan speed executions,
diameters 914 or 1240 mm. Enclosed design fan motors,
protection class IP-54, class F insulation.
Motors are wired to the fans’ safety switches (IP65). All fans
have corrosion resistant fan blades and fan guards.
Certifications
The Alfa Laval Vantaa quality system is in accordance with
ISO 9001. All products are manufactured according to CE
and PED rules.
Test
Design pressure 26 barg. Each heat exchanger is leak tested
with dry air.
Options
• Multi-circuiting (J#)
• Subcooling circuits
• Water jet system to provide a considerable capacity
increase to cope with short-term peak loads. (D)
• Service hatches (L)
• Extra high mounting feet 2m (F)
• Vibration dampers (S)
• Epoxy coated fins (ZA only)
Condenser selection & dimensions
Condenser selection is to be performed with our
‘FincoilSelect’ Air Heat Exchanger selection software.
Selection output includes all relevant technical data and
dimensional drawings.
SOLAR ZA / ZZ
Air-cooled ammonia condensers
SOLAR ZA/ZZ