Product introduction
Product Description:
Full-automatic Smoke Exhaust & Fire Proof Damper (Normal Open)（PFHQ-280）
Usually it is open, manually adjust the leaf opening angle at the range of 0-90 degree. When the temperature is over 280 degree, the valve will close automatically to avoid fire spreading while exhausting smoke, it also can be opened and closed by DC24V electrical control. The output signal is connected with Fire Services Center to control the system.
Application:
Applied to the place where have fire prevention requirements and adjust air volume at ordinary time but cannot operate manually.
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.
(6) Output signals linked with the fire center, control power DC24V, Current 0.3A
Advantages:
(1) Excellent quality control processes, all products have been inspected strictly.
(2) The quality of products has reached the standard of “Code of acceptance for construction quality of ventilation and air conditioning works" (GB50243-2002) and "Fire dampers for building venting and smoke-venting system" (GB15930 2007).
(3) Complete accessories production and distribution make it easier to install.
Specification:
Place of Origin: Chongqing, China (Mainland) Brand Name: Eran
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NO.
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NAME
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SPECIFICATION
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1
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Flange width
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Valve side length (MM)
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Width (MM)
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A≤630
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30
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630<A≤1500
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30
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1500<A≤2500
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30
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A>2500
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30
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2
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Material
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Adopt high quality galvanized steel, riveting by non-rivet method
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3
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Valve thickness
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δ2.0MM high quality galvanized sheet
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4
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Blade shaft
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Φ12 round steel
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5
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Shaft sleeve
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Brass
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6
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Steel valve surface anticorrosive disposal
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Pickling, phosphating then spraying.
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7
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Temperature-
fuse protector
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280 degrees
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8
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Control mechanism classification
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Manual on and off device, temperature control, air regulation , output signal.
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9
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Nominal voltage
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DC24V
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10
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Rated current
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0.3A
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11
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Micro switch
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Contact capacity 380V 3A
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12
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Connection port
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Contact rating 500V 3A
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13
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Action method
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At 280 degrees,temperature-fuse protector motion, the valve under the spring pulled shut automatically, 0-90 degrees manually adjust the blade opening angle.
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14
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Reset method
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Manual reset
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15
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Air leakage
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Standard conditions,differential pressure of 300 Pa,air leakage is less than the national standards.
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- 1.DC24V electrical control
- 2.Galvanized steel
- 3.Temperature control
- 4.Air regulation
- Product description: Applied to the place where have fire prevention requirements and adjust air volume at ordinary time but cannot operate manually.
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