Many Building Control Officers, in London, are requesting that we use a fire curtain which has a minimum of 30 minutes integrity and also and insulating zone of 30 minutes. This is the PAS 121 standard. During our fire tests the temperature on the safe side of the fire curtain rose only by 45 degrees Celsius, at a point 10 cm away from the curtain. This is after 30 minutes and about 1000 degrees Celsius on the fire side.
Annex D of PAS 121:2007 BRE Global.
PAS 121 Impact Test
PAS 121 Smoke Test
Cycle test of 1000 + completed to PAS 121 Specifications.
Fail Safe motors tested to work above 300 degrees Celsius.
Control panels capable of the following actions: