Sticking to the belief of “Creating products and solutions of top of the range and creating friends with men and women from all over the world”, we generally put the curiosity of consumers in the first place for Quots for Adjustable Aluminium Door Closer for Fire-Proof Door&CE&UL (501), The continual availability of significant grade merchandise in combination with our excellent pre- and after-sales support ensures strong competitiveness in an increasingly globalized market.
Sticking to the belief of “Creating products and solutions of top of the range and creating friends with men and women from all over the world”, we generally put the curiosity of consumers in the first place for China Door Closer and Door Hardware, Thus far, our item associated with printer dtg a4 may be shown in most foreign nations as well as urban centers, which are sought after simply by targeted traffic. We all highly imagine that now we’ve the full capacity to existing you with contented merchandise. Desire to collect requests of your stuff and produce the long-term co-operation partnership. We very seriously promise:Csame top quality, better price; exact same selling price, higher quality.
Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics
CE marking is a key indicator of compliance with European Union legislation. All products which fall within the scope of the EU’s New Approach Directives and comply with all essential requirements must carry the CE mark.
As closers for fire/smoke doors have a critical safety function, application of the CE mark requires independent verification by a notified certification body involving initial type-testing of the product to BS EN 1154 and/or BS EN 1155, inspection of the manufacturer’s factory production control and continuing surveillance and approval of the factory production control system.
Dorrenhaus comprises R&D center, testing laboratory,manufacturing center and sales dept, has over 10 in-service engineers and research specialists. Since it was founded, developing High performance door control products has always been the objective of Dorrenhaus. Dorrenhaus people have continuously tried to improve product quality, introducing oversea high and new technical equipment,giving our company good technical capabilities. Moreover, all of our R&D engineers has more than 20 years experience in door closer industry.
Certification | CE Marked |
Spring Power | Fixed EN2-EN4 |
Durability | 500,000 cycles above |
Function | Adjustable Closing speed Adjustable Latching speed |
Installation type | Fig1,Fig66,Fig61 |
Max. Opening | 180 °(Fig1,Fig66,Fig61) |
Arm Type | Fixed or Detachable |
Mechanism Type | Rack&Pinion |
Hand of door | Non handed |
Materials of Body | Die-cast Aluminum |
Tested to EN1154 | Report NO.WIL433044 |
Tested to EN1634 | WF report NO.422554 |
CE Marked | CERTIFIRE Certificate NO.CF5789 |
Backcheck | NO |
Delayed Action | NO |
Power Adjustment Method | By using different templates |
Fitting Application | Fig1,Fig 66 &Fig61 |
Body Construction | Heat-treated pinion and steel piston |
Finish | Silver, Brown, White,Black, Others upon request |
Warranty | 5 Years |
Cross reference | DORMA TS 77 |
Model # | Spring power | RecommendedDoor Weight | RecommendedMax.Door Leaf Width (mm ) | Notes |
D502 | 2# | 20-45KGS | 850mm | Dorma arm optional |
D503 | 3# | 40-65KGS | 950mm | Dorma arm optional |
D504 | 4# | 60-85 KGS | 1100mm | Dorma arm optional |
*Recommended for, but not limited to interior doors including:
Aftermarket: Office doors, Utility doors, Storage doors
Storefront: Retail/Outlet malls, Convenience stores, Warehouse doors
Sticking to the belief of “Creating products and solutions of top of the range and creating friends with men and women from all over the world”, we generally put the curiosity of consumers in the first place for Quots for Adjustable Aluminium Door Closer for Fire-Proof Door&CE&UL (501), The continual availability of significant grade merchandise in combination with our excellent pre- and after-sales support ensures strong competitiveness in an increasingly globalized market.
Quots for China Door Closer and Door Hardware, Thus far, our item associated with printer dtg a4 may be shown in most foreign nations as well as urban centers, which are sought after simply by targeted traffic. We all highly imagine that now we’ve the full capacity to existing you with contented merchandise. Desire to collect requests of your stuff and produce the long-term co-operation partnership. We very seriously promise:Csame top quality, better price; exact same selling price, higher quality.