Fire protection unitModel BAK-240 with general building supervisory approval Z-41.3-574

09/13 - 2 Construction subject to change. Version: 15.12.2009 No return possible!

Fire Protection Unit Model BAK-240 Dimensions of the tension rod Description Exposed ceiling constructions can loose their strength prema-turely. To avoid this, ceiling constructions are protected with fire-resistant false ceilings. Opening the false ceiling, for exam-ple for air diffusers, is only permitted when the openings can be closed during fire with suitable fire protection devices, for exam-ple with a fire protection unit type BAK-240. The fire protection unit BAK-240 of resistance class K 30 U ac-cording to Test Certificate Z-41.3-574 is suitable for installation in fire-resistant false...

•CHAK#Fire Protection Unit Model BAK-240 Models and dimensions Dimensions 1 Housing 4 Fusible link inside 5 Fusible link outside 10 Shut-off steel sheet Size = Nominal value Construction subject to change.

Fire Protection Unit Model BAK-240 Trigger device Dimensions of accessories Limit switch (-ES) The fire protection unit is supplied as standard with an inside and an outside trigger device (fusible link with 72°C trigger temperature)! Thus during a fire, the trigger and closing motion of the damper leaf occur independently of whether the temperature > 72°C first occurs on the inside or on the outside of the duct system. The breakage of one of the fusible links closes the damper leaf and locks it into place. The damper leaf can no longer be locked in the OPEN position, before the fusible link...

Alternative ceiling fitting Detail A 1.) Disc to DIN 125 2.) Hexagon nut to DIN 555 3.) Tensión rod 4.) Heavy duty wall plug Specification texts Fire protection unit of resistance class K 30 U according to test certificate Z-41.3-574, suitable installation in fire- resistant false ceilings, made of wall boards in screwed and spatulated form, of resistance class F 30, with metal-cased damper leaf and visible screw connection for diffuser assembly. Damper leaf is trig-gered by an inside and outside thermal trigger device, trigger temperature 72°C. Product: SCHAKO type BAK-240 - with supply air...