Ensure smooth, quiet, and controlled door closure with the RYOBI D-3550 door closer. This high-quality closer features adjustable closing and latching speeds, providing optimal performance for various door sizes and traffic flow. Its robust construction guarantees durability and consistent operation. The RYOBI D-3550 enhances safety by preventing slamming and offers added convenience. Easy to install and maintain, it’s a practical and reliable choice for homes, offices, and other light commercial spaces. Upgrade your door control with the dependable RYOBI D-3550.
Closing Power Adjustment
Spring Power adjustable according to door weight and width, 2 through 6 + 15% over ANSI A156. 4, 2 through 5 + 35% over EN1154. Refer to installation instructions. Factory preset size 3 standard installation.
Latching Power Adjustment
Spring Power adjustable according to door weight and width, 2 through 6 + 15% over ANSI A156. 4, 2 through 5 + 35% over EN1154. Refer to installation instructions. Factory preset size 3 standard installation.
Low Opening Resistance Higher Efficiency
A precise production for every components based on Ryobi’s original qualitiy control system realized higher efficiency of almost 70% at the average of all ranges and decreased opening resistance to the lowest for eldery and handicapped persons.
NON-Headed
D-3550 Series Door Closers can be used on both RH and LH doors for both push side and pull side mountings.
Full Hydraulic Control
Controls the door through the entire opening and closing cycles by providing adjustable backcheck upon opening and adjustable general and latch speed through the closing cycle. A separate hydraulic valve allows adjustment to delay the closing speed from 180 to 70 degrees of door opening range.
Adjustable Backcheck
A backcheck feature set and adjusted by an independent valve. When introduced the backcheck stalls the opening of the door around 70 degrees. When doors are violently opened by pedestrians or wind, the backcheck feature reduces the likelihood of damage should contact be made with an adjacent wall or obstacle. For busy doors in public building, schools and colleges this facility protects people and property.
Optinal Delayed Action
An optional delayed action feature adjusted by means of an independent valve. Once set, the door – when opened beyond 70 degrees enters into a delayed mode allowing additional time before the closing. Delayed time can be adjusted to vary from seconds to minutes depending on the angle to which the door is opened. Delayed Closing Action is an advantage to : Nursing staff assisting patients, Domestic staff pushing meals or maintenance trolleys, and the elderly or infirm walking with sticks or frames under supervision.
For Fire Door
D-3550 Series Door Closers have been successfully type-
tested for conformity to all of the requirements of EN1154 ( including EN1634 Part. 1)
All Season Fluid
All season fluid eliminates the need for seasonal adjustment.
Periodic Hold Open
None required other than to check security of fixings on a regular basis.
Optional Hold-Open
The non handed, optional hold open arm allows the door to be held open at any angles between 70 and 180 degrees. The serration type cam never allows a door to fall back. The cam and bearing type hold open mechanism ensures adequate hold open force by adjustable hold open force.
Ensure smooth, quiet, and controlled door closure with the RYOBI D-3550 door closer. This high-quality closer features adjustable closing and latching speeds, providing optimal performance for various door sizes and traffic flow. Its robust construction guarantees durability and consistent operation. The RYOBI D-3550 enhances safety by preventing slamming and offers added convenience. Easy to install and maintain, it’s a practical and reliable choice for homes, offices, and other light commercial spaces. Upgrade your door control with the dependable RYOBI D-3550.
Closing Power Adjustment
Spring Power adjustable according to door weight and width, 2 through 6 + 15% over ANSI A156. 4, 2 through 5 + 35% over EN1154. Refer to installation instructions. Factory preset size 3 standard installation.
Latching Power Adjustment
Spring Power adjustable according to door weight and width, 2 through 6 + 15% over ANSI A156. 4, 2 through 5 + 35% over EN1154. Refer to installation instructions. Factory preset size 3 standard installation.
Low Opening Resistance Higher Efficiency
A precise production for every components based on Ryobi’s original qualitiy control system realized higher efficiency of almost 70% at the average of all ranges and decreased opening resistance to the lowest for eldery and handicapped persons.
NON-Headed
D-3550 Series Door Closers can be used on both RH and LH doors for both push side and pull side mountings.
Full Hydraulic Control
Controls the door through the entire opening and closing cycles by providing adjustable backcheck upon opening and adjustable general and latch speed through the closing cycle. A separate hydraulic valve allows adjustment to delay the closing speed from 180 to 70 degrees of door opening range.
Adjustable Backcheck
A backcheck feature set and adjusted by an independent valve. When introduced the backcheck stalls the opening of the door around 70 degrees. When doors are violently opened by pedestrians or wind, the backcheck feature reduces the likelihood of damage should contact be made with an adjacent wall or obstacle. For busy doors in public building, schools and colleges this facility protects people and property.
Optinal Delayed Action
An optional delayed action feature adjusted by means of an independent valve. Once set, the door – when opened beyond 70 degrees enters into a delayed mode allowing additional time before the closing. Delayed time can be adjusted to vary from seconds to minutes depending on the angle to which the door is opened. Delayed Closing Action is an advantage to : Nursing staff assisting patients, Domestic staff pushing meals or maintenance trolleys, and the elderly or infirm walking with sticks or frames under supervision.
For Fire Door
D-3550 Series Door Closers have been successfully type-
tested for conformity to all of the requirements of EN1154 ( including EN1634 Part. 1)
All Season Fluid
All season fluid eliminates the need for seasonal adjustment.
Periodic Hold Open
None required other than to check security of fixings on a regular basis.
Optional Hold-Open
The non handed, optional hold open arm allows the door to be held open at any angles between 70 and 180 degrees. The serration type cam never allows a door to fall back. The cam and bearing type hold open mechanism ensures adequate hold open force by adjustable hold open force.
