Safety temperature monitor And safety temperature limiter | explosion-protected | Type : 8146/5051-STW25A+STB25A | AC rated operational voltage : 230 V | Rated operational current : 25,000 A | Max. output AC load condition : 1-2 230 V AC1/25 A | 1-4 230 V AC1/2 A | Measuring range : 0 to 190 °C | 0 to 120 °C | Enclosure material : Polyester resi, Glass fibre reinforced | Application range (zones) : 1 , 2 , 21 , 22 | Degree of protection (IP) : IP66 | Gas explosion protection : II 2 G Ex db eb IIC T6 Gb | Dust explosion protection : II 2 D Ex tb IIIC 80 °C Db | min. ambient temperature : -60 °C | max. ambient temperature : +40 °C | Drilled holes : 2 x M20 | Cable glands and entries : 2 x M20 Ø 4 to 13 mm | Cable entry material : Polyamide, black | For further information, see : r-stahl.com WebCode 8146K