THOR-D - Dual discharge industrial air cooler0 pages
General information & application
The Helpman THOR-D series is a wide and flexible range
of heavy-duty dual discharge industrial air coolers for both
cooling and freezing applications in medium to large cold
rooms. Suitable for a wide range of applications with a
special focus on meat storage, agricultural produce and
processing rooms.
Evaporating temp. +5 to -40 °C
Refrigerants all H(C)FC, brine, CO2
Capacities (SC2) 4,5 up to 123 kW*
Air volume 3,000 up to 60,000 m3/h.
* Higher capacities on request
Standard configuration
• Finned coil
- 3 coil block modules
- 4, 6 or 8 tube rows deep
- Cu tubing ø 5/8”
- Tube pitch 50 x 50 mm square
- Corrugated Alu-fins
- Fin spacings 4 and 7 mm.
• 1-5 Fans, available in a range of different executions.
Diameters Ø 457, 508 and 560 mm.
Cables are led to the outside of the casing. Enclosed design
spray-tight fan motors, protection class IP55. Motors are
equipped with a thermal safety device in the windings, connected
to separate terminals in the box.
• All models available in both high and low
fan speed execution.
- 1000 rpm (= L design)
- 1500 rpm (= H design)
• Corrosion resistant casing material:
Aluminium/Sendzimir, white epoxy coated (RAL 9003).
• Hinged, enclosed end covers.
• Hinged driptray with vertical drains 1 ¼” BSP male.
• Refrigerant distribution optimised to refrigerant applied.
• Fitted with schräder valve on the suction connection for
testing purposes.
• Sufficient room for fitting the expansion valve inside.
• Suitable for dry expansion or pumped system.
• Stickers indicate fan direction and refrigerant in/out.
• Delivery in mounting position. Coolers are mounted on
wooden beams. Installation can take place with use of a
forklift.
Test
Design pressure 33 bar, higher design pressures on request.
Each heat exchanger is leak tested with dry air and finally
supplied with a nitrogen pre-charge. Brine coolers are tested
at 6 bar.
THOR-D
Dual discharge industrial air cooler
THOR-D