Flanged ball valve; ATEX zone 1 and 21, TA-Luft; Flange PN40, DIN EN 1092-1, Full bore; Length According to EN558−FTF 27; Body, Ball 1.4408; Seals PTFE/FKM; Pressure range 0…40bar; Medium temperature -20…+150°C; Nominal diameter 25mm; Length 125mm; Mounting flange ISO5211 F05 Square 14mm; Incl. acceptance test certificate EN-10204-3.1; for material, pressure, function and tightness; Free of oil and grease for hydrogen