• Door Closer 503 System 1
Door Closer 503

Door Closer 503

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
1000 Pieces pc
Supply Capability:
50000 Pieces per Month pc/month

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UL listed,high quality and inexpensive,Popular in European and Ukrain market and etc

 

1) installation dimension(length*width*height):206mm*19mm*72mm

 

2) suit for door weight 40~65kgs,suitable for commercial and residential buildings

 

3) 1 million cycles and five years guaranteed.

 

4) Universal application, standard, top jamb, parallel arm installation

 

5) Closing and latching speed controlled by two separated regulating valves.

 

6) finish color optional as request:silver,black,duro,gold etc.

 

7) UL listed

 

8) Optional Built-in HOLD Open type:503D

Q: How closed the door closers
There is a small mouth on the right side of the door closer, there are screws, that is, tight tone
Q: Closer prices
This model, style, each manufacturer, brand has a different parameter.
Q: Who knows what oil in the closer, trouble tell me about
Requirements include: 1) whether the need to open the door after the automatic stop function; 2) damping buffer function - quickly open the door to a certain position after the damping buffer, and the damping buffer force and range can be adjusted according to the use of self-use; This function is used to prevent the door quickly when the door or lock the wall, or emergency escape To prevent people in the fast open when the weight loss and leaning forward. 3) delay the slow closing - the door from the door to the maximum position began to slow down slowly, according to the requirements of stepless adjustment. Suitable for use in frequent and crowded places, especially hospitals, with the elderly, children and disabled access and access to the use of the door. 4) Closing force can be adjusted - can be used in the door and the door wide range of different doors to install, and because of environmental reasons to close the door more resistance. Random stepless adjustment can be satisfied with the closing force, especially in the coastal city, travel and other affected by the wind and closing resistance (the door of the force) often change the place. 5) use of the environment: fire and fire requirements in the winter and 35 ° under the premises of the anti - freeze requirements. Usually the choice of door closers according to the manufacturer's product specifications, according to the size of different forces or adjustable power to match the size of different doors and weight. The following table shows the quality / size of the seven grades of test doors specified in the British Standard BS EN 1154 (a recognized standard for closed door gauges). The closing force of the door closet usually specifies a value between 1 and 7, the greater the number, indicating the greater the ability of the door closer.
Q: How closed the door closer
The speed is too fast is too loose screws, need to adjust the clockwise, you can slowly debug.
Q: How to choose the door closers
Select the door closers should consider the factors are: the weight of the door, the width of the door, the door frequency and the use of requirements and the use of the environment. The weight of the door and the width of the door is the most important factor in choosing the door closer model, common doors are fire doors, wooden doors, aluminum doors, glass doors, steel doors and so on. Usually the weight of the door is small, select the smaller model, and vice versa.
Q: Would like to ask what kind of door closers, suitable for hotel works with what?
Closer Burial device in the ground, collectively known as the spring.
Q: Do not close the door closer?
There is a small mouth on the right side of the door closer, there are screws, that is, tight tone. There are two valves next to the door closer to the speed but can not adjust the weight. The choice of the door closers is too heavy.
Q: Just bought back, do not know why the rotation of the axis does not move ... no way to install
You first use a screwdriver to adjust the valve on the door above the valve to see if you can turn
Q: What do you need to install a door closer?
Parallel installation: The door closer is mounted on the door and the parallel plate is mounted on the door frame. And the door closer is mounted on the door side. This installation method is suitable for the door frame is very narrow, or almost no door frame. In accordance with this way after installation, because there is no prominent connecting rod and rocker, so more beautiful. Compared with the standard installation, this installation method is suitable for opening doors such as walls and other obstacles. This type of installation is less closed.
Q: Has adjusted the pressure behind the buttocks screws, in front of the adjustment screw and the card before and after the tune, Guiqiu how to get the door closet in the door when the big open does not automatically shut down, move the point angle will automatically shut down?
With the adjustment has nothing to do with the purchase of whether the positioning of the door closer. You do not want to close, you must first buy the positioning of the door closer
Our business is related to Home & Garden industry and we specifically deal in door closer. Please find our product details below: Door Closer (8000 Series) Easy to adjust the speed, all speed screws on the front side of door closer. Adjustable closing force(EN1-4 & EN 2-6), closing & latching speed are adjustable to meet the high standard demand.

1. Manufacturer Overview

Location Zhejiang,China
Year Established 2008
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Main Markets
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Nearest Port zhejiang
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Language Spoken: ENGLISH,CHINESE
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