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Q235-A 3mm Ventilation Fire Dampers 0.7A Rectangular Dampers HVAC duct

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Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd.

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Place of Origin : China

Brand Name : SX

Certification : CE,ISO9001

MOQ : 1 Set

Price : Negotiation

Packaging Details : Standard Export Wooden/Nude packing

Delivery Time : To be negotiated

Payment Terms : T/T; L/C

Other name : Fire hydrant

Rated voltage : DC24V±10%

Rated current : 0.7A

Micro switch : AC380V、3A

Torque : 10~70Kg.f/cm

Action mode : automatic, electric, manual or 70℃ to close the valve

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Fire hydrant

Features

1. Using galvanized steel as material to make sure good insulation performance, fire & corrosion resistance.

2. Duration, long service life.

3. Easy installation.

4. The flange is bended directly by the frame.

5. The valve size and color can be customized according to customer's requirements.

Fire damper performance parameter table
Serial number	name		performance parameters
1	Standard flange specifications		Valve long side b or diameter D (mm)	Flange side width (mm)
			D≤280	20
			280≤D≤630,b≤630	25
			630＜D1250,630＜b≤1250	30
			1250＜D≤2000,1500＜b≤2500	40
			D＞2000,2500＜b≤4000	50
2	Temperature sensor		valve static nominal operating temperature 70℃ (valve closes automatically)
3	Material	Valve body	2~3mmQ235-A
		Bles	2mm708-88 Cold rolled plate
		Axshaft	GB905-82 Cold pull round steel Ф12
		Axft sleeve	Oil-containing metallurgical powder copper sleeve
4	Local resistance coefficient		Resistance coefficient of ≤ 0.5 at full opening
5	Paint treatment		Ground floor rust proof primer (second floor), outer fire proof paint (medium ash steel paint)
6	Rated voltage		DC24V±10%
	Rated current		0.7A
	Micro switch		AC380V,3A
	Torque		10~70Kg.f/cm
	Action mode		automatic, electric, manual or 70℃ to close the valve
7	Fire control valve		Reset method (open state)	Manual reset
	Smoke and fire control valve			Manual reset
	Smoke and fire damper			Manual reset
	Remote control smoke and fire damper			Remote control manual reset
	Automatic reset fire damper			Electric reset
8	Air leakage		In the standard state, when the pressure difference on both sides of the valve is 500Pa after the valve is closed, no more than 700mm³/㎡/h

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