This can be an expensive method of design. Shaft pressurization is achieved via fans pressurizing each of the elevator that mechanically pump the smoke from the building allowing occupants to evacuate. There are basically two methods for smoke containment. It is virtually invisible when in the retracted position.Ĭustom sizes available for any elevator size.Įlevator Shaft Pressurization vs Elevator Smoke Curtains The technologically advanced fire resistive fabric is concealed in a compact overhead housing that takes as little as 7 1/2′ of headroom. Low profile side guides ensure against movement or blowout during extreme pressures caused by fire conditions. When the button is depressed the curtain will automatically deploy back down to the closed position until the fire alarm is cleared. This insures easy access from either side of the elevator cab in an emergency situation. The DSI 600 elevator smoke containment system by Door Systems ®, incorporates a battery back-up feature with an emergency curtain up button located on both sides of the elevator cab.
The smooth controlled descent of the DSI 600 elevator fire rated smoke curtain system works on a gravity fail safe technology that requires no power to close and is fully synchronized with the building’s fire and life safety system.
The DSI 600 system also has OSHPD approval and has Los Angeles City Fire Department acceptance for high rise applications.
The DSI 600 system carries a UL10D one hour or two hour or three hour fire protection curtain system label, UL 1784 smoke migration and S label, California State Fire Marshall listing, and ICC-ESR #4761 AC77 compliant. Unlike other products on the market, the DSI 600 elevator smoke containment system is also fire rated. A proven system that meets all code requirements. A cost effective and architecturally pleasing solution to elevator shaft smoke protection.
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