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ASSA ABLOY DC110-9005 Surface-Mounted Hydraulic Rack-and-Pinion Door Closer
The ASSA ABLOY DC110-9005 is an EN 1154 CE certified hydraulic rack-and-pinion door closer engineered for precise control of single-action doors up to 1100mm wide. Its robust steel construction and black RAL9005 finish ensure durability, while independently adjustable closing and latching speeds provide optimized performance for both standard and fire-rated applications.
Quick Answer
The ASSA ABLOY DC110-9005's primary strength lies in its EN 1154 certified hydraulic precision, offering reliable and adjustable closing control for critical fire and general door applications.
✓EN 1154 CE Certified for controlled door closing devices.
✓Fire-rated suitability, enhancing safety compliance for critical applications.
✓Variable hydraulic control for precise closing and latching speeds via adjustable valves.
✓Adjustable power size EN 2/3/4 accommodates diverse door weights and widths up to 1100mm.
✓Robust steel body construction with durable Black RAL9005 finish for longevity and aesthetic integration.
The ASSA ABLOY DC110-9005 stands as an economically sound and technically compliant choice for essential door control requirements. Its EN 1154 CE certification and fire-rated capability validate its suitability for critical safety applications, while adjustable hydraulic controls offer precise, reliable closing performance without unnecessary complexity. It represents a robust, fit-for-purpose engineering solution.
✓ Who Should Buy
- •Building managers and facility engineers requiring EN 1154 certified door control for fire and standard doors.
- •Architects and specifiers seeking a reliable, surface-mounted hydraulic closer with adjustable power and speed.
- •Building contractors needing a straightforward, compliant, and durable door closer for new constructions or renovations.
- •Fire safety officers prioritizing assured door closure for compartmentalization and egress.
✕ Who Should Avoid
- •Applications demanding advanced features such as integrated back check, hold-open, or delayed action.
- •Projects requiring concealed door closers or specialized aesthetic finishes beyond standard black.
- •Installations on double-action doors, as this unit is designed for single-action compatibility.
Product Overview
The ASSA ABLOY DC110-9005 represents a robust solution for controlled door closing, designed for surface-mounted installation on single-action doors. This hydraulic rack-and-pinion mechanism provides an adjustable power size ranging from EN 2 to EN 4, making it suitable for doors up to 1100 mm in width. Crafted from steel with a Black RAL9005 finish, it offers both resilience and a professional aesthetic. Crucially, the DC110-9005 features variable closing and latching speed controls, enabled by accessible adjustable valves, ensuring precise management of the door's final closing sequence. Its EN 1154 CE certification confirms compliance with European standards for performance and safety, specifically noting its suitability for fire-rated applications. The design accommodates both left and right-handed doors, offering a maximum opening angle of 180 degrees, and includes all necessary hardware for installation.
| Brand | assa-abloy |
| Model Name | N/A |
| Category | Door Closer |
| Closer Type | hydraulic-rack-and-pinion |
| Series | DC110 |
| Model Year | N/A |
| Country Of Origin | N/A |
| Intended Use | General door controlled closing |
| Suitable For | Fire and standard doors |
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Engineering Analysis
The ASSA ABLOY DC110-9005's operational integrity stems from its hydraulic rack-and-pinion mechanism, a proven design for controlled door closing. Within the closer's steel body, a piston connected to a rack gear engages with a pinion gear, which in turn is linked to the door's arm assembly. As the door opens, hydraulic fluid is compressed, storing energy. Upon release, this stored energy, regulated by precision-machined adjustable valves, drives the piston to return the door to its closed position. The adjustable valves strategically bypass hydraulic fluid, enabling independent fine-tuning of both the closing speed (from maximum opening angle to the latching point) and the final latching speed (the last few degrees of closing). This hydraulic damping ensures a smooth, consistent closure, preventing slamming and minimizing wear on the door and frame hardware.
EN 1154 compliance is a cornerstone of the DC110-9005's engineering. This European standard meticulously defines performance requirements for controlled door closing devices, encompassing durability, efficiency, and safety. The CE mark signifies that the product meets these stringent directives, particularly in contexts requiring fire resistance. The adjustable power size, EN 2/3/4, directly correlates to EN 1154 classifications for various door masses and widths, ensuring optimal closing force is applied for effective and safe operation. While specific cycle test ratings are not detailed, the EN 1154 certification implicitly verifies the product's long-term durability and operational reliability under repeated use. Its fire-rated status further underscores its engineering for safety-critical installations, ensuring the door closes securely to contain fire and smoke as designed.
The precision of door control offered by the DC110-9005 is paramount. The dual variable speed controls allow for tailored application. A slower closing speed can accommodate high-traffic areas or individuals with mobility challenges, while a distinct, faster latching speed ensures the door firmly engages with the strike, crucial for security and fire containment. The absence of features like back check, hold-open, or delayed action simplifies the mechanism, focusing on direct, reliable closing. The robust steel body and durable Black RAL9005 finish contribute to its industrial-grade service life and resistance to environmental factors, maintaining consistent performance over time.
Technical Support & FAQs
Engineering Analysis
The ASSA ABLOY DC110-9005's operational integrity stems from its hydraulic rack-and-pinion mechanism, a proven design for controlled door closing. Within the closer's steel body, a piston connected to a rack gear engages with a pinion gear, which in turn is linked to the door's arm assembly. As the door opens, hydraulic fluid is compressed, storing energy. Upon release, this stored energy, regulated by precision-machined adjustable valves, drives the piston to return the door to its closed position. The adjustable valves strategically bypass hydraulic fluid, enabling independent fine-tuning of both the closing speed (from maximum opening angle to the latching point) and the final latching speed (the last few degrees of closing). This hydraulic damping ensures a smooth, consistent closure, preventing slamming and minimizing wear on the door and frame hardware.
EN 1154 compliance is a cornerstone of the DC110-9005's engineering. This European standard meticulously defines performance requirements for controlled door closing devices, encompassing durability, efficiency, and safety. The CE mark signifies that the product meets these stringent directives, particularly in contexts requiring fire resistance. The adjustable power size, EN 2/3/4, directly correlates to EN 1154 classifications for various door masses and widths, ensuring optimal closing force is applied for effective and safe operation. While specific cycle test ratings are not detailed, the EN 1154 certification implicitly verifies the product's long-term durability and operational reliability under repeated use. Its fire-rated status further underscores its engineering for safety-critical installations, ensuring the door closes securely to contain fire and smoke as designed.
The precision of door control offered by the DC110-9005 is paramount. The dual variable speed controls allow for tailored application. A slower closing speed can accommodate high-traffic areas or individuals with mobility challenges, while a distinct, faster latching speed ensures the door firmly engages with the strike, crucial for security and fire containment. The absence of features like back check, hold-open, or delayed action simplifies the mechanism, focusing on direct, reliable closing. The robust steel body and durable Black RAL9005 finish contribute to its industrial-grade service life and resistance to environmental factors, maintaining consistent performance over time.