Switch socket | Explosion-protected | Type : 7571/11-509 | AC rated operational voltage : 144 V | 250 V | Frequency range : 50 - 60 Hz | Detailed number of poles : 5 P (3 P + N + PE) | Colour code : Blue | Coding (clock hour position) : 9 | Auxiliary contacts available : No | Enclosure material : Polyamide | Application range (zones) : 2 , 22 | Gas explosion protection : II 3 G Ex dc ec IIC T5 Gc | II 3 G Ex dc ec IIC T6 Gc | Dust explosion protection : II 3 D Ex tc IIIC T75 °C Dc | II 3 D Ex tc IIIC T60 °C Dc | Min. ambient temperature : -30 °C | Max. ambient temperature : +55 °C | Rated operational current : 32 A | Degree of protection (IP) : IP66 | Entries : 2 x M32 x 1.5 | Screw connections : 1 x M32 x 1.5 | Entry type 1 : 8161/7-M32-2109 | Cable entry material : Polyamide, black | Cable diameter : 9 … 21 mm | Stopping plug : 1 x M32 x 1.5 | Stopping plug material : Polyamide, black | For further information, see : r-stahl.com WebCode 7570A