OVERHEAD DOOR CLOSER C/WBACKCHECK & DELAY PLATED

รหัสสินค้า : MTL9494020K

Overhead Door Closers

This comprehensive range of Door Controls feature varying power sized units for many different door applications. They come with a choice of architectural covers which are each available in 26 different plated or colour coated finishes.

To help select the correct closer for you, each unit has a listing showing their key features, certification numbers and fire ratings. Plated arms are available on certain units only, and test certificates are available upon request.

BS EN1154 Classification

This standard classifies door closers using a 6 digit coding system. Each digit relates to a particular feature of the product measured against the standards performance requirements.

Digit (1) - Category of use:

'3' denotes the unit is for closing doors from at least 105.

'4' denotes the unit is for closing doors from 180 open.

Digit (2) - Durability:

'8' successfully completed 500,000 test cycles.

Digit (3) - Test door mass/size:

Seven grades are identified as shown in the table below (where a

closer provides a range of power sizes both the minimum and

maximum sizes shall be shown):

Power size Test door mass Recommended door leaf width

1 20kg 750mm

2 40kg 850mm

3 60kg 950mm

4 80kg 1100mm

5 100kg 1250mm

6 120kg 1400mm

7 160kg 1600mm

Digit (4) - Fire behaviour:

'0' denotes the unit is NOT suitable for use on fire/smoke doors.

'1' denotes the unit IS suitable for use on fire/smoke doors.

Digit (5) - Safety in use:

'1' all door closer units are required to stisfy the essential requirement of safety in use.

Digit (6) - Corrosion-resistance:

'0' - indicates no defined corrosion-resistance,

'1' - indicates mild corrosion-resistance,

'2' - indicates a moderate level of corrosion-resistance,

'3' - indicates high corrosion-resistance,

'4' - indicates very high corrosion-resistance.

Within this section units have been tested to BS EN1154, with many units also having been tested to current Certifire testing and CE test criteria. Therefore, the 6 digit classification is shown against each of the varying units, thus indicating their performance and grading under BS EN1154.

An example of the grading for a 1559 closer unit would be as follows:

3 8 4/2 1 1 3

(1) (2) (3) (4) (5) (6)

Product Type Square Drive Converter

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THAI ALL TOOLS CO., LTD. is an appointed Distributor/Agent/Dealer for Cromwell in THAILAND

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