4820 Series Auto Equalizer - Top Jamb (Push Side) Mounting

Product Code: 4822.US28 & 4826ST.US28
4820 Series Auto Equalizer - Top Jamb (Push Side) Mounting
  • Description and Uses
  • Installation Sheets & Templates

4820 Series Auto Equalizer - Top Jamb (Push Side) Mounting 

The 4820 Auto Equalizer™ is LCN’s pneumatically powered Multi-Door solution. This low energy automatic operator provides easy access for people with disabilities, the elderly, or the frail. Designed primarily for manual opening applications that occasionally require automatic opening.

Features & Benefits

  • Multi-Door Solution
  • Utilizes a 10,000,000 Cycle Heavy Duty Door Closer
  • Quiet, Efficient & Reliable
  • Requires ACC Controller using auxiliary air supply (compressor)
  • Safety Products - Dictated by traffic profile

UK Fire Certification in accordance with BS EN 1634-1:2014 (timber) - 120 mins.
WFRC No. 142058 - Issue 4. Valid Until 1st December 2019


  • Ideal for multi-door applications since costs per door leaf decrease significantly as the number of door leaves increases
  • Standard, plate mounted 4820 series closer shipped with regular arm, metal cover and wood and machine screw pack
  • Non-sized cylinders for interior doors to 1372mm and exterior doors to 1067mm
  • Non-handed
  • Requires additional system components
  • Standard or optional custom powder coated finish, end caps are black
  • Optional plated finish on cover, arm, and fasteners
  • Surface Mounting
    For interior or exterior doors. Single acting cylinder on head frame.
    Exposed regular arm to door top rail.
  • Maximum Opening
    Butt hinge template allows 90° power opening and 100° manual opening.
  • Consult Relcross for all pivot mounted installations.
  • Butt Hinges should not exceed 127mm in width.
  • Auxiliary Stop is recommended.
  • Head Frame minimum 44mm for mounting plate.
  • With flush ceiling use 4820-18G plate.
  • Top Rail minimum 44mm (76mm with 4820-18G plate).

Mounting Options & Arms

4820 Series - Top Jamb (Push Side) Mounting

Regular Arm - 4820-3077
Non-handed arm

Long Arm - 4820-3077L
Arm includes long rod and shoe, 4820-79LR for deep reveals

Cylinder Only - 4822-3971
Standard, non-handed, cast iron cylinder

Cylinder Assembly - 4822-3071
Standard, non-handed, cast iron cylinder. Includes; 4820-18 Mounting Plate or 4820-18G Mounting Plate (must specify)

Cover, 4820-72MC
Standard, non-handed metal cover with black end caps

Plate - 4820-18
Standard mounting plate. Plate requires minimum 44 mm minimum head frame and 51 mm top rail

Plate - 4820-18G
Replaces standard plate for flush ceiling condition. Plate requires minimum 44 mm minimum head frame and 76 mm top rail

How to Specify or Order

4822 Auto Equalizer
4826ST Special Template Auto Equalizer (w. Size 6 Spring)


US28 - Powder Coated Silver

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Hambleton Avenue
SN10 2RT

t: 01380 729 600

w: www.relcross.co.uk
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