High Speed Freezer Doors (Airlock) AL-VK

Salco’s Airlock freezer doors combine very fast opening and closing with high-performance insulation. This keeps thermal exchange to a minimum and reduces your facility’s energy load, while your automated pallet flow keeps moving. The AL-VK is available as a horizontal or vertical sliding door.

Key features

  • Very fast opening and closing speeds for high-frequency use
  • R-value 5.19 m²·K/W
  • Air permeability Class 5
  • Suitable for freezer temperatures
  • Proven reliability, built on years of experience and development

Construction

The door leaf has an insulated core, faced with polyester on both sides and finished all round with anodised aluminium profiles. The construction is free of thermal bridges.

  • Various door thicknesses and finishes, depending on the temperature difference
  • Also available in stainless steel

Integration and operation

  • Easy to integrate into conveyor systems
  • Can be tested as a stand-alone unit
  • Easy to reset after an incident
  • Optional Ethernet connection to read out the door remotely and trace problems

Application and compliance

  • Designed exclusively for palletised goods; not rated or certified for personnel passage
  • Declaration of Incorporation (Machinery Directive, Annex II B)

Watch the video to see the AL-VK in action:

 

Border
Aluminium profiles, thermal bridge-free.
Closing
Not included.,
Seal
All round by means of rubber profiles.
Door leaf color
Standard colours RAL 6010 (green), RAL 9016 (white) or RAL 5005 (blue). Door leaf finished in colour to be specified at additional price.
Control
DC 4000 Basic: standard control. DC 4000 Extended: comprehensive control with, among others, emergency stop circuit etc. (option).
Threshold
Not included. Special thresholds available upon application.
Frame
Anodized aluminium profiles with a complete thermal bridge-free fit to the wall.
Operation
Electrically operated at very high speeds, opening time dependant upon door size.
Openers
Inside and outside opener included (horizontal).
Frame heating
Not included. Frame heating at additional price.
Rail system
Anodized aluminium drop/lift rail system type SRA with dust cap (horizontal), galvanized guiding system with counterweights (vertical).
R-value panels
5.19 m²·K/W
Construction
Door leaf constructed of a core of insulation material, covered on both sides with 1,5mm impact-resistant glass-fibre reinforced foodsafe polyester.
Additional options
PLC via ethernet connection, remotely readable, special stainless steel version (see stainless steel documentation), finish of the clear opening etc.

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