Compressed Air Respirator Full Face Mask For Breathing Apparatus Steel Cylinder

Air breathing apparatus,fire fighting equipment,compressed air respirator
Description:
Comply with GA124-2004 "fire air positive pressure respirator" standard.
Good performance: High temperature, flame retardant, insulation, corrosion, waterproof, lightweight, air tightness.
Technical parameter:
*cylinder capacity:3 liters.
*weight:7 kgs
*working pressure 30Mpa
*useful life: 15 years
*working pressue:30-60 degrees below zero
*inspiratory resistance ≤ 500 Pa
*the maximum flow rate:200 l / min
*when the internal pressure is higher than the machine at work
atmospheric pressure of siren alarm: 4-6 MPa;the output pressure is 0.5-1.0 MPa; safety valve opening pressure is 0.8 - 1.2 MPa
*full-field side windows, automatic defogging masks, a valve with him to save the output of the interface
*when the cylinder pressure is greater than 25Mpa, the normal use time is not less than 25 minutes
*brace is made of high strength metallic materials. the small valve automatically open suction device, to ensure adequate supply, save gas. model norhzk9