HANGING-TYPE AUTOMATIC ULTRA-FINE POWDER FIRE EXTINGUISHING DEVICE

摘要

A hanging-type automatic ultra-fine powder fire extinguishing device, comprising a cylinder (1) and an activation system, characterized in that the activation system comprises a temperature sensitive glass bulb with one or more of resistance wire (6), igniter (8) or thermo-sensitive wire (7) fixed on the surface of the bulb. The present invention has the advantage of employing multiple activation methods and improved reliability when compared with prior art.