Explosion-proof equipment plant
Explosion-proof plugs VZV are used to seal unused cable entries of metal hoses.
Scope of application – underground mines and pits hazardous with gas (methane), coal dust; outdoor and indoor hazardous areas as per explosion protection marking, GOST 30852.13-2002 (IEC 60079-14:1996), dangerous production facilities of I, II, III, IV hazard class supervised by Rostechnadzor of the RF and national technical supervision bodies of the Customs Union and CIS countries.
Marking:
1Ex e IIC Gb X Ex tb IIIC Db X Ex e IIC Gb U Ex tb IIIC Db U РВ Ex db I Mb РП Ex e I Mc РВ Ex db I Mb U РП Ex e I Mc UDimension type |
Diameter of hole |
Material |
Mass, kg |
|
VZV1RО |
1/2" |
Galvanized steel |
0,035 |
|
VZV2RО |
3/4" |
0,039 |
|
|
VZV3RО |
1" |
0,045 |
|
|
VZV4RО |
1 1/4" |
0,052 |
|
|
VZV5RО |
1 1/2" |
0,285 |
|
|
VZV6RО |
2" |
0,335 |
|
|
VZV7RА |
2 1/2" |
Corrosion-resistant modified aluminum alloy |
0,797 |
|
VZV8RА |
3" |
0,887 |
|
|
VZV10RА |
4" |
1,119 |
| VZV | X | X | Х | – TU 3400-007-72453807-07 | |||
| Plug type | |||||||
| Dimension type | |||||||
| Thread type | |||||||
| Material |
Example: VZV7RА-TU 3400-007-72453807-07
