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Mining Firefighting Scba Breathing Apparatus 540l Oxygen Storage

Minimum Order Quantity : 1 Set Packaging Details : Export package
Payment Terms : T/T Supply Ability : 1000 pcs/Month
Place of Origin: China Brand Name: TOPSKY
Certification: Coal mine safety certificate Model Number: HYZ4

Detail Information

Name: 4 Hours Self Breathing Apparatus For Mining / Firefighting 540L Oxygen Storage Duration Of Use: 4h
Working Pressure For Oxygen Bottle: 20MPa Capacity For Oxygen Bottle: 2.4L
Oxygen Storage: 480L Breathing Rate: 30L/min
Exhaling Resistance: (0~600)Pa Inhaling Resistance: ≤600Pa
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mining scba breathing apparatus


firefighting scba breathing apparatus


540l oxygen scba breathing apparatus

Product Description

4 Hours Self-contained breathing apparatus HYZ4



Qualifications: Coal Mine Safety Certificate

Explosion-proof Certificate

Inspection Certification



Whenever emergency teams are saving lives or extinguishing fires, above or below the ground, HYZ4(B) Self-Contained Closed Circuit Breathing Apparatus comes into its own. Whether used during rescue or fire fighting missions in mines, tunnels or underground train ducts where there is noxious gas or oxygen insufficient emergency, HYZ4(B) Self-Contained Closed Circuit Breathing Apparatus is the first choice. More than 10,000 professional users rely on the HYZ4(B) Self-Contained Closed Circuit Breathing Apparatus in China.

Specially designed for demanding tasks: HYZ4(B) Self-Contained Closed Circuit Breathing Apparatus combines uncompromising safety with outstanding respiratory protection and wearer comfort. Innovative in design, it provides the wearer with up to four hours of breathing air in toxic environments.


Key features:


l Breathing Oxygen for up to 4 Hours

l Highest breathing comfort with an integrated cooling system

l Ergonomically shaped carrying plate

l Reduced exposure from a well balanced system

l Improved harness and intelligent breathing hose routing for excellent freedom of movement


Technical specification:


Duration of use 4 h
working pressure for oxygen bottle 20MPa
Capacity for oxygen bottle 2.7L
Oxygen storage 540L
Breathing rate 30L/min
Exhaling resistance (0~600)Pa
Inhaling resistance ≤600Pa
Fixed Oxygen-supplying ≥(1.4~1.8)L/min
Automatic Oxygen-supplying ≥100L/min
Manual Oxygen-supplying ≥100L/min
Start pressure for Auto-supplying valve (10~245)Pa
Inhaling Carbon dioxide concentration ≤1%
Inhaling oxygen concentration >21%
Weight, ready for use 12 kg (incl. mask, full oxygen cylinder (aluminum), CO2 absorber and cooling ice)
Dimensions (H x W x D) 177 x96 x 227 mm


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