Auto Hinge-Center Hung

Auto Hinge-Center Hung is a unique door control solution offering outstanding performance and durability providing more than 500,000 closing cycles in its life time..

This easy to install closer is designed for enclosed closer for pivot type solutions.

Wide range of usability – Designed with a receptive base meeting the requirements of the recent tendency of thinner floor slabs in buildings, this not causing any damage to floor surfaces in installation the auto hinge is most suitable to be used in such places where floor hinges can be hardly installed and the arm of a door closer becomes an obstacle.

Concealed – An enclosed mechanism within the door fabric maintains a clean finish to the door. Constructed for use as an in-built pivot closer allowing easy installation.

Smoke ventilation – Door using Auto hinge centre hung closers can be utilized as a fire door or smoke ventilation door when combined with interlocking smoke detectors with electromagnetic release locking mechanisms.

Auto Hinge – Center Hang Type Construction

ah_ch_img_1Top pivot – can be also installed for left or right handing doors, as well as available for special applications.

Easy closing speed adjustment – Able to adjust the closing speed in a wide range by turning the speed control gear right or left also allowing fine adjustment.

Smooth closing – Constructed with unique hydraulic control mechanism realizing optimum closing operation. Any door closes smoothly and quietly.

Free closing force adjustment – Able to adjust the closing force freely by adjusting the spring set seat.

Powerful closing force – Has closing force sufficient to meet the size of any door, assuring door closing up it adopts special ladder type spring having been already demonstrated for its high pressure.

Easy installation and reduced cost – Provided with a very thin fix base plate assuring easy installation on any door and reduces cost.

Sliding receptive base – Minimized embedding depth and can be centred on site because of having a slim sliding seat thus assuring easy installation.


Chart of Applicable Doors

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1. Select an appropriate model according to thedimension (height x width) of the door used (see chart).

2. Make sure that the door weight is in the range of the applicable door (see below) and determine the model.

Note: The chart is drawn up in the condition where wind velocity is 3m/sec as standard. For using a forced (open smoke) ventilation door or any model under a strong wind contact us.

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Model No. Door Size Applicable (mm) Door Weight (kg) Standard Closing Force (Nm) Spring Set System Top Pivot Max opening angle
W H D
A-8KH 800 (max) 1850 (max) 36 (mm) 40 (max) 6.9 Roll-in System N-21B 180deg - Right or Left One-side Opening
A-8H 2000 50 8.9
A-10H 1000 2100 40 85 10.8
A-12H 1200 100 15.7
A-14H 1400 130 19.7
A-16H 1600 2400 45 160 24.6
A-18 1800 50 200 41.2 N-22B
A-22 2200 240 49.1
A-26 2600 2600 55 310 60.9 N-23B
A-30 3000 410 68.7
A-35A 3500 3000 650 73.6
A-40 400 60 800 78.5 N25-A

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