Safety switch - 250 A | explosion-protected | Type : 7537/2-609 | AC rated operational voltage : 400 V | Rated operational current : 250 A | Enclosure material : Polyester resin Glass fibre reinforced | Detailed number of poles : 6-pole | Auxiliary contact NC : without | Auxiliary contact NO : 4 NO | Application range (zones) : 22 | Dust explosion protection : II 3 D Ex tc IIIC T90 °C Dc | min. ambient temperature : -20 °C | max. ambient temperature : +40 °C | Degree of protection (IP) : IP66 | Handle colour : Black shroud and handle | Cable gland : 4 x M63 Ø 28 to 48 mm | 1 x M25 Ø 7 ... 17 mm | Additional device : - | - | - | Aux. cont. conn. cross-section: 0,5 ... 1,5 mm2 Finely stranded | 0,5 ... 2,5 mm2 Solid | For further information, see : r-stahl.com WebCode 7537A