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Spiral- tunnel- IQF- flow- blast- plate & belt freezers

Foto 1-11-Bitzer Spiral Freezer 255kw.jpg
Foto 1-11-Bitzer Spiral Freezer 255kw.jpg Foto 2-11-Bitzer Spiral Freezer 255kw.jpg Foto 3-12-Bitzer Spiral Freezer 255kw.jpg Foto 4-10-Bitzer Spiral Freezer 255kw.jpg Foto 5-3-Bitzer Spiral Freezer 255kw.jpg

Description / remarks: 

Used spiral freezer with Bitzer freezer installation model UNI-SP-0-1400-660. This as good as new spiral freezer has a maximum production capacity of approx. 2,000 kg/h, depending on the type of product and input temperature.

Specifications of this spiral freezer with complete Bitzer CO² installation is:

  • Completely made of stainless steel welded (foodsave).
  • Stainless steel floor with stainless steel construction underlay.
  • Input/output: North/north can be converted to north/south at an additional cost.
  • Input/output height 1,022mm / 8,251mm.
  • Direction of rotation of the belt: counterclockwise.
  • Belt type: Grid B24-8-17 brand Cambridge. (belt has been replaced and was only in production for 1 year)
  • Gross/net tire width: 660.4mm / 609.6mm.
  • Maximum product height 150mm, height between the tiers and belt 180mm.
  • Number of tiers 30.
  • Effective belt length 399M + input/output.
  • New gearbox for the direct drive drum.
  • Output length belt 650mm.
  • Input belt length 1,400mm.
  • Minimum/maximum retention time product on the belt 40/100 minutes.
  • ECOLAB CIP cleaning system.
  • Goedhart/Kelvion stainless steel CO² DX evaporators, equipped with 6 pieces Nuair high-pressure fans-blowing horizontally. Each with 4kW electric power.
  • Central stainless steel control cabinet with Siemens S7 PLC.
  • Separate stainless steel control box with HMI/Simatic touchscreen.
  • Unifreezing is a manufacturer based in the Netherlands, and the spiral freezer is originally manufactured in the Netherlands.
  • Spiral freezer comes with CE label and PED certificate for the coolers.
  • CO² - trans critical DX refrigeration/freezing system built in a 40FT container, equipped with:

- 4 pieces built on frame Bitzer 4NSL-30K-40P piston compressors -40°C/-4°C each 62.94kW cooling capacity.

- 6 pieces of Bitzer 4CTC -30K-40P piston compressors -4°C/+35°C each 65.10kW cooling capacity.

  • Control cabinet with frequency control for the compressors and Danfoss control for the cooling system
  • Searle gas cooler/condenser type air-cooled.
  • All necessary pressure certificates for the above mentioned spiral freezer.

This spiral freezer is supplied without panels and casing (if desired, this can be provided by our company).

After sale at Comron International, the spiral freezer is completely checked for defects, both mechanical/electrical, drive technology provided with new oil, pressure testing of the evaporator blocks with nitrogen and delivered under 2 bar nitrogen pressure. 

The spiral freezer will be delivered with a 3-month warranty on the main components.

Cooling capacity:
255 kW/66 tons
Type of refrigerant:
400 V
Absorbed power:
spiral freezer 25 kW
Year of Manufacture:
Dimensions (LxWxH):
865 x 495 x 865 cm
Comron Used To Cool