Factory Outlets Pipe Line Video Inspection - Hours Self-contained breathing apparatus – Topsky
Factory Outlets Pipe Line Video Inspection - Hours Self-contained breathing apparatus – Topsky Detail:
Applications
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
Breathing Oxygen for up to 4 Hours
Highest breathing comfort with an integrated cooling system
Ergonomically shaped carrying plate
Reduced exposure from a well balanced system
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 |
Packing Information:
Size:58.8*44.3*21.5cm
Gross weight:12.5kg
Product detail pictures:

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We support our purchasers with ideal premium quality products and substantial level company. Becoming the specialist manufacturer in this sector, we've acquired rich practical working experience in producing and managing for Factory Outlets Pipe Line Video Inspection - Hours Self-contained breathing apparatus – Topsky , The product will supply to all over the world, such as: Portland, Rwanda, Berlin, We have now 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.

Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
