self-contained breathing apparatus(scba)
It is widely used in the field of fire-fighting, chemical industry ,pertroleum industry,shipping, laboratory mines and metallurgy, warehouses, etc.. Protecting fire fight from smoke fumes andtoxic gases. Providing respiratory protection from airborne workplace hazards. The productshas been both inspected and approved by the national quality testing center and the Register of Shipping"CCS".
The new model with smaller size , higher positive
pressure , lower respiratory resistance , more convenient for maintenance contains the hand button and bypass assembly. When the
switch of the cylinder valve is opened, you must close the air port (push
the hand button inwardly) This product provides user with a qualified air-tight face mask
which possess wild mission . The air-supply
set provides user with a new model of stable demand valve with the properties
of smaller size and lighterweight. The backboard is made of qualified stress
material. The cylinder containing high pressure of air possesses a proper
safe parameter. The pressure reducing valve assembly provides an
alarm, which whistles at certain range of air pressure to warn user to leave
the dangerous area in time.
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MODELS AND TECHNICAL PARAMETER
Tab. I
Parameter of heavy cylinder unit
|
Model |
RHZK 6.8/30 |
RHZK 5/30 |
RHZK 6/30 |
|
Working Pressure (MPa) |
30 |
30 |
30 |
|
Volume (L) |
6.8 |
5 |
6 |
|
Maximum Flow (L/min) |
300 |
300 |
300 |
|
Respiratory |
<687
<583 |
<687 <588 |
<687
<588 |
|
Alarm Pressure (MPa) |
4-6 |
4-6 |
4-6 |
|
Using Term (min) |
70 |
50 |
60 |
|
Total weight (Kg) |
<8.5 |
<12 |
<14 |
|
Packing Size (cm) |
80¡Á30¡Á48 |
70¡Á30¡Á47 |
80¡Á30¡Á48 |
REMARKS: the system of positive compressed-air respirator had been shortened as ZHK. According to the GA120-1996, the system is marked as RZHK; R means firemen's personal equipment; H means code of respirator; ZK is the special code of product: Z means positive pressure; k means air.