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Self-Contained Breathing Apparatus (SCBA)

Self-Contained Breathing Apparatus (SCBA)

Self-contained breathing apparatus (SCBA) are used to protect users against oxygen deficiency, dust, gases and vapors at plants, aboard vessels, at fire and in tunnels.
Ever since they were first introduced onto the market in 1949, SCBA has been widely used in such fields as firefighting, rescue operations, escape training at fire stations, iron works, chemical plants, nuclear facilities, hotels, etc. throughout Japan.
The apparatus can be used even if in the oxygen deficiency or unknown the contaminants.
SCBA has the air breathing apparatus and oxygen breathing apparatus.

There are two types of Self-Contained Breathing Apparatus as below

Made by Air Water Safety Service Inc.

Air Breathing Apparatus The SCBA supplies the compressed air from the air cylinder to the wearer through cylinder valve, pressure reducer, pressure demand valve or demand valve.
Exhaled air goes to the atmosphere through exhalation valve.
Oxygen Breathing Apparatus The SCBA supplies the compressed oxygen from the oxygen cylinder to the wearer through cylinder valve, pressure reducer, demand valve, etc.
Carbon dioxide in exhales air is absorbed by the absorbing canister, and oxygen is re-supplied through breathing bag.
This mechanism enables for long time use.

Self-Contained Breathing Apparatus (SCBA) Lineups

Z30
Z30
Air Breathing Apparatus