Load and motor switch | Load disconnect switch | explosion-protected | Type : 8549/1-32LU | AC rated operational voltage : 690 V | Rated operational current : 180 A | Detailed number of poles : 3 P | Enclosure material : Polyamide / epoxy resin | Contact material : Silver stannic oxide | Application range (zones) : 1 , 2 , 21 , 22 | Gas explosion protection : II 2 G Ex db eb IIC T5 Gb | Firedamp protection : I M2 Ex de I Mb | min. ambient temperature : -50 °C | max. ambient temperature : +80 °C | Connection cross-section : 6 ... 150 mm2 Solid | 6 ... 150 mm2 | Aux. contact conn. terminals : 1,5 ... 2,5 mm2 Solid | 1,5 ... 2,5 mm2 Finely stranded | Connection type : Screw terminal | Service life, min. : 10^5 operating cycles | Short-circuit strength : 50,00 kA | Short-circuit protection, max.: 200 A gG | Max. power dissipation : 10,8 W | For further information, see : r-stahl.com WebCode 8549A
