Available for Import
Manual Vacuum Valve KVR-25 for Effective Pressure Control in Systems
Manufacturer:
VACUUMASH OJSC
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Description
Vacuum valve with manual drive KVR-25 with nominal bore 25 mm is designed for shut-off of vacuum systems in the range of operating pressures from 1x10 -5 to 1,07x10 5 Pa. They are manufactured in climatic version UHL4 and O4 according to GOST 15150-69. Operating medium - air and non-aggressive gases. Vacuum valve with manual drive KVR-25 is not intended for use in fire-explosive production.
Specifications
Conductivity (theoretical) in molecular mode, m3/s, not less than
0.016
Tightness norm, l-Pa/s, not more than
1,0?10 -7
Handle force at the moment of sealing, N?m, not more
B38/B40/B41
Pressure drop in closed position, on either side of the valve, Pa, max.
1,07?10 5
Overall dimensions, mm, not more
77,5?107,5?55 mm
KVR weight, kg, not more
0.65 kg
Weight of KVR with aluminum case, kg, not more
0.48 kg
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