Active Isolation
The ATEX Quick Sliding Valve uses Gas Generators to close the valve if a deflagration is detected as provided with most new systems. But additionally ATEX valves are provided with plant air operated slow stroke functions to allow the manual opening and closing of the valve for maintenance. This ATEX feature provided the operator with an easy check of the…
The quick closing valve is part of an active explosion isolation system. In the event of ignition, it is activated by solenoid valves. Air flows out of a compressed air reservoir into the drive cylinder, closing the slide valve within milliseconds. Both the flames and the spread of pressure are effectively stopped. After having been triggered, the slide valve…