One-piece body, tight-closing, centric disc
With blow-out proof shaft
Design for mounting between flanges according to DIN EN 1092-1
Face-to-face length according to DIN EN 558-1-R20
Leakage rate A according to DIN EN 12266-1
For all gases according to DVGW worksheet G 260
Safety shut-off valve according to EN161 class A (closing time < 1s)
Approval according to DIN EN IEC 61511, up to and including SIL 3