Dry System features ①. Dry system, water in the pipe network after the alarm valve, it is possible to avoid the danger of freezing and moisture constraints from the ambient temperature can be used in some places can not use a wet system. ②. Higher than the wet system investments. Because of the need inflatable, fm certification fire sprinklers wholesale, adds a inflatable equipment and increase the system cost. ③. Construction and maintenance management dry system is more complex, for airtight duct have more stringent requirements, usually pipe pressure should be maintained at a certain range, professional certification fm fire sprinklers, when the pressure drops to a certain value , you need to be inflated. ④. Sprinkler slower than a wet system, because the nozzle opening heat, Henan fm certified fire sprinklers, we must first exhaust the gas pipeline, and then the water, which delayed the time. Series manual control manual control is required when staff opened fire as the main conduit for the fire pump pressure water, fm formal certification fire sprinklers, sprinklers began to work in water pressure. Automatic control Automatic control is a fire sprinkler system in case of fire, it can automatically turn on sprinklers sprinkler and fire fighting facilities also issued a fire alarm signal. Automatic sprinkler system with automatic sprinkler, fire alarm and initial cooling, etc., and can be synchronized linkage work and other fire facilities, it can effectively control and extinguish the initial fire. It is now widely used in building fire. Automatic fire sprinkler system is divided into smoke and temperature sensing type two. Xinjiang fm certified fire sprinklers _ Creative Anyuan electromechanical _fm certified fire sprinklers Which Anyuan by the Hubei Chong Electrical Equipment Co., Ltd. to provide. Xinjiang fm certified fire sprinklers _ Creative Anyuan electromechanical _fm certified fire sprinklers Which is Anyuan Hubei Chong Mechanical and Electrical Equipment Co., Ltd. (www.hbcay119.com) (www.hbcay119.com) this year introduced a new upgrade, more pictures for reference only, please call Tel picture on this page or to obtain the latest information, contact: Liu law.