Valve PN 21.
Provided of complete driver system, composed by:
Electric driver made of brass, with 2 ways / 2 positions 24VCA.
Manual emergency opening key.
Interlocking and rearmament driver.
Two pressure gauge with the purge key.
Two anti-drip.
Connection and test key for pressure switch.
Cone and accessories and hose lines made of stainless steel.
Includes drainage upstream and downstream.
Electric remote opnening or local manual.
Local manual rearmament.