SOLAR ZA / ZZ - Air-cooled ammonia condensers - Alfa Laval - #1

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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