PX - Commercial low silhouette air cooler - stock range 0 pages
General information & application
Helpman PX coolers are commercial heavy duty air coolers
for general application in small to medium size cooling and
freezing rooms. The model design is characterised by a low
silhouette for the efficient use of cold room space. Helpman
PX coolers are available from stock.
Evaporating temp. +5 to -40°C
Refrigerants all H(C)FC
Capacities (SC2) 1.4 up to 8.8 kW
Air volume 1,000 up to 6,000 m3/h.
Coil
Coil manufactured from Cu ripple fin® tubes ø 1/2” and
Alu-fins. Tube pitch 38 x 38 mm square.
Casing
Durable aluminium casing, white epoxy coated RAL 9003.
Removable interchangeable side plates for easy access.
Sufficient room for fitting the expansion valve inside casing.
All models fitted with a splash guard.
Fan motors
Blow-through fans, diameter ø 254 mm.
Enclosed design spray-tight fan motors, protection class
IP-55. Motors are equipped with a thermal safety device in
the windings, connected to separate terminals in the box.
Eflo® refrigerant circuiting
With the Eflo® liquid distribution system, the refrigerant
is evaporating through the coil in parallel flow with the
air. Superheating takes place on the air-inlet side (highest
tube temperatures!). With Eflo® , the cooling performance
improves as a result of :
- Even frost formation over the coil.
- Prolongued cooling cycle.
- Reduced defrost cycle.
Certifications
All DX cooler models are “Eurovent Certify All” certified. The
Alfa Laval quality system is in accordance with ISO 9001. All
products are manufactured according to CE and PED rules.
Test
Design pressure 33 bar. Each heat exchanger is leak tested
with dry air and finally supplied with a nitrogen pre-charge.
Options
• Electric defrost (E2)
• Special fan motors
- 60 Hz motors
PX
Commercial low silhouette air cooler - stock range
PX