Control device system | Series 8040 | explosion-protected | Type : 8040/1291-K0352 | AC rated operational voltage : 550 V | Enclosure material : Polyester resin | Application range (zones) : 1 , 2 , 21 , 22 | Gas explosion protection : II 2 G Ex db eb IIC T6 Gb | Dust explosion protection : II 2 D Ex tb IIIC T80 °C Db | Scope of validity : European Union (ATEX) | European Union | IECEx | min. ambient temperature : -60 °C | max. ambient temperature : +40 °C | Degree of protection (IP) : IP66 | Top installation position : Pushbutton | Green - "I" | With silicone seal | Top built-in element : Contact element | Top switching arrangement : NC/NO | Installation position: bottom : Pushbutton | Red - "0" | With silicone seal | Bottom built-in element : Contact element | Bottom switching arrangement : NC/NO | Bottom cable entry : 2 x M25 x 1.5 | Flange and plates : Polyester resin flange, bottom | For further information, see : r-stahl.com WebCode 8040B