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Model Name
ST80 Series
Series
Floor Springs
Data
-
Manufacturer information
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ASSA ABLOY KOREA SAMHWA PRECISIONDoor closer, Door check, Floor hinge, Automatic close device manufacturer, Fire prevention products
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Manufacturer
ASSA ABLOY KOREA SAMHWA PRECISION
Brand
-
SKU
49250
Product Name
-
Model Name
ST80 Series
Size
-
Weight
-
Product Details

Characteristics

ㆍ Closing from 175˚ in both door swing directions with hydraulic control from 170˚.
ㆍ Thredd thermodynamic valves for consistent performance.
ㆍ Adjustable closing speed(175˚~15˚) and latching speed(15˚ ~ 0˚) from top regulating valves.
ㆍ Adjustable hold-open or delay action angle 80˚ ~ 175˚.
ㆍ Cast iron body.
ㆍ Universal cover plate in stainless steel.
ㆍ Standard built-in Back check function.
ㆍ Cement box in hot zinc plated.
ㆍ Extended spindle.

 

The advantages at a glance

ㆍProject planners

Extensive range of uses: Fire and smoke protection door as well as standard door.
Variable hold open beteen 80˚ ~ 175˚ or delay action.
Independent closing and latching valve for easy control.
Variety of available spindles: square italian, square French, rectanguar German.
Architectural finishes : coverplate in polished stainless steel, satin stainless steel, polished brass

ㆍBuilders

Universal for left/right handed and double action doors.
Overpreassure relief valve to protect unit against abuse.
large range of adjustment within cement box to solve possible alignment problems on the site without taking down the door. Mees door weight ip to 300kgs.

ㆍTraders

Reduced inventory costs due to modular product range.
One single product suitable for a large variety of mounting positions.
Complementary accessories available for the whole product range. Extensive interchangeble

ㆍUser

Adjustable operating force to meet door construction requirements and user needs.
Easier door opening and improved accessibility due to Cam-Motion technoloty.
Backcheck feature offers optimum protection for doors and walls.
Independent closing and latching valve for easy control Variable hold open range.

 

Technical attributes

Technical atrrivutex ST80 ST80P
Stprin strength(EN)   4 5 6 3~6
Spring strength adjustment   - - -
Standard and
external door
≤  950mm - - - -
≤  1100mm - -
≤  1250mm - -
≤  1400mm - -
Max. leaf weight (kg)   300
Non-handed, suitable for  
Single and double action doors  
Closing speed
adjustable by valve
175˚ ~ 85˚
85˚ ~ 15˚
15˚ ~ 0˚
Backcheck, mechanical  
Delayed action adjustable by valve
(selectable alternavive to the hold-open feature)
 
hold-open adjustalbe
weight(kg)   9
dimensions in mm Length 341
Width 78
Heigth 60
Floor spring tested to EN 1154  
CE mark for buinding products
(products with factory-fitted hold-open do not carry a CE mark)
  - - - -
ANSI 156.4 Frade 1   - -

ASSA ABLOY KOREA SAMHWA PRECISIONDoor closer, Door check, Floor hinge, Automatic close device manufacturer, Fire prevention products
ASSA ABLOY KOREA Co., Ltd. SAMHWA PRECISION offers broad range of door closers designed and manufactured to meet the comprehensive applications, such as surface mounted door closers, overhead closers, and floor springs for residential and commercial purpose. All door control products are tested by Intertek/Underwriters Laboratory (UL)  and acquired certificates for UL, cUL, ANSI/BMHA A156.4  Grade 1, and EN1154, proven by the global customers over the decades for schools, hospitals,  and other high traffic environment, such as shopping malls, stations, and government buildings. The door closers is rack and pinion type with cast iron or aluminum closer body controlled by separate  hydraulic sweep, latch, and back-check valve. Door closers are available with fixed size from Size 2 to Size 5 and adjustable size from 1-6. SNB shall be furnished as standard along with fasteners for wood and metal doors and frames. The closers are certified to ANSI/BHMA A 156.4-2013 Grade 1 and meets A.D.A requirements of Barrier Free when used on a 36” door. Considering the various installation environments in the field, the standard packaging is tri-packed with parallel bracket and screw pack for regular arm, parallel arm, and top jamb application. All closers are non-handed.
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