CSS Circular SmokeShield

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CSS Circular SmokeShield
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SmokeShield PTC 601

• Is a square damper with circular end caps
• Simplistically, the CSS is the alternative to the
  601 damper.
• More cost effective.
• Easier to install.
• ONLY Available with factory-fitted actuator.

SS601 or CSS?
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• Single pivoting blade with low leakage seal.
• Simple drive linkage (similar to the PTC
  interface internals).
• Diameters to suit std duct sizes from 100 to
  355mm diameter
• Suitable for both standard and insulated ductwork
• Complete with Installation flanges.
• Stocked item. (just need to fit appropriate
  actuator)

Features
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ES rating Achieved by special patented seal
Blade (pivot blade and back blade)
Seal Silicon impregnated woven glass
Intumescent strip (expands in fire)
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• Compact actuator drives all sizes.
• Factory fitted option only.
• 3 position fixing (stdin line with duct)
• Spring return only (at the moment!)
• M5 or M6 (24V or 230V)
• With or without ETR
• Vent version available.
• (obtained by flipping actuator over).

Modes
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• Fire Tested to
• EN1366-2Acheived ES rating for 120 minutes
• Leakage tested to EN1366-2
• Smallest damper S rating
• Vertical test only at the moment
• DW144 casing leakage class C

Performance
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• Cut sq hole in wall 10mm bigger than diameter.
• Remove flanges from damper
• Position damper in wall. Note wall CL damper
  blade posn (positioning label).
• Fill voids with rockwool
• Fix flanges either side of wall. Tighten to
  damper with clamp screw.
• Screw flanges to wall (pre-punched holes)

Simple to install