- The connection: Rd 40x 1/7"
- Gas filters are to be used together with the full face mask or the half mask
- The filters are directly combined with the mask or by means of connecting hose
- Shelf life is of 3 years from the date of manufacture
- The gas filters P21 comply with the standard EN 141
Application
Gas filters P21 combined with the full face mask or half mask by means of breathing hose provide respiratory protection against harmful impact of toxic vapors and gases, provided that the content of the harmful substance in the air does not exceed the authorized concentration.
Technical data
| Overall dimensions (diameter x height) |
116 x 95 mm |
| Weight |
about 0.4 kg |
| Breathing resistance at the continuous air flow of: |
|
| 30 dm3 /min |
max 1.4 mbar |
| 95 dm 3 /min |
max 5.6 mbar |
| Thread of the connector
(in conformity with the standard PN-EN 148-1 ) |
Rd 40x1/7" |
| Gas filters comply with the standard |
EN 141 |
|
EC Test- Examination Certificate for:
|
|
| P21/2-A2 |
EC/S/425/2004 |
| P21/2-B2 |
EC/S/426/2004 |
| Gas filter E2 type 795 |
EC/S/423/2004 |
| P21/2-K2 |
EC/S/427/2004 |
| Gas filter A2B2E2K1 type 794 |
EC/S/424/2004 |
Characteristics (table)
| Type of impurities |
Symbol, type and class of gas filter |
Color |
Allowable volume fraction |
Organic gasses and vapors for which boiling point is higher than 65 oC |
P21/2-A2 |
brown |
A2-0,5% |
| Inorganic gases and vapors except for carbon monoxide |
P21/2-B2 |
gray |
B2-0,5% |
| Sulfur dioxide and another acid gases and vapors |
Gas filter E2 type: 795 |
yellow |
E2-0,5% |
| Ammonia and organic derivative of ammonia |
P21/2-K2 |
green |
K2-0,5% |
| Organic gases and vapors for which boiling point is higher than 65 o C. Inorganic gases and vapors except for carbon monoxide. Sulfur dioxide and other acid gases and vapors. Ammonia and organic derivative of ammonia |
Gas filter A2B2E2K1
type: 794 |
brown
gray
yellow
green |
A2-0,5%
B2-0,5%
E2-0,5%
K1-0,1% |
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