FXYJ-3 mechanical type pressure relief openings

Shanghai million tracks Electrical Technology Co. specializes in producing pressure relief openings, specifically the following models: FXYJ-1 Mechanical type pressure relief openings, FXYJ-2 mechanical type pressure relief openings, FXYJ-3 mechanical type pressure relief openings FXYJ-II electric type vent pressure valve, FXYJ-III electric type pressure relief valve, FXYJ-IV machine electric type pressure relief valve XYK-A pressure relief openings, XYK-B pressure relief openings, SAXD-0.25-J mechanical type pressure relief openings, SAXD-0.12- J Mechanical type pressure relief openings SAXD-0.1 electric type pressure relief valve, SAXD-0.15 electric type pressure relief valve, SAXD-0.25 electric type pressure relief valve vent valve TKC, TKC vent port, YYXYK-B1-type pressure relief openings, YYXYK-A1-type pressure relief openings, YYXYK-A2 type gas fire extinguishing system relief pressure relief port protection zone, referred to pressure relief port, also known as automatic pressure relief device is associated with gas fire extinguishing system supporting the necessary equipment, usually installed in the gas the relief hole extinguishing system of protected areas interior or exterior wall of GB50370-2005 "gas fire extinguishing system design specifications" in terms of design requirements from the mouth of the relief and protection zone area is calculated clause wording of view, regardless of the protection zone doors good sealing and protection zone difference whether the door is installed outside the open door springs or elastic behind closed doors, such as the use of gas fire extinguishing system, the protection zone must be equipped with pressure relief opening.