Concealed Door Closer B-903,Fire Rated

Door Closer 1. Materials:Aluminum profile. 2. Max door weight:45kg. 3. Double ways opening. 4. Two speeds adjustable.

Concealed door closer

Diagrams:

Parameter:

Concealed door closer Specification:

Model#: B-903
Power Size		EN#2
Door Width(mm)		850
Door Weight(kg)		45 kg
Maximum Open Angle		130°
Closing Speed Adjustment	Speed 1	0°-20°
	Speed 2	20°-105°
Application Temperature		-30°C-55°C
Main Body Size(mm)	Length	230.0
	Width	63.0
	Height	32.0
WARRANTY time		7 years

Features:

1. High quality aluminium-alloy door closer body.

2. High quality silver coating finished.

3. Door closer comply to EN 1154.

4. Fire-rated tested. CE approved for B-904.

5. Back Check (BC) and Delay Action :N/A.

6. 90°hold-open optional.°

7. With standard foldable arm.Parallel arm channel,hold-open arm are optional.

8. 2 closing speed adjustable.

9. 500000 times tested without damage.7 years WARRANTY.

10.Germany machine oil and sealed rings, keep perfect working in cold temperature.

Optional Colors:

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Door closer Hydraulic oil :- Origainal:GERMANY- Brand: "FUCHS" brand- 55°C to -30°C workable- Picture:

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 Springs:- Materials: 60Si2Mn steel- Original: GERMANY- Cycle tested: 1,500,000 times- Picture:

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O rings:- Materials: high quality rubber- Original :  Movable joining : From JAPAN  Fixed joining: From China.- Picture:

Concealed Door Closer B-903,Fire Rated