Audible signalling device | Sounder | In flameproof enclosure | Type : YA60/B/L/UL | Enclosure material : Aluminium, powder-coated | Trumpet material : ABS, flame retardant | Enclosure colour : Red (RAL 3001) | Sound pressure level : max. 110 dB(A) @ 1m | AC rated operational voltage : 115,00 V | DC rated operational voltage : 0,00 V | Tolerance : -10 … 10 % | Rated operational current : 0,11 A | Power : 0 W | Frequency range : 0 Hz | Application range (zones) : 1 , 2 , 21 , 22 | min. ambient temperature : -25 °C | max. ambient temperature : +66 °C | Min. service temperature : -25°C | Max. service temperature : +66°C | IP degree of prot. (IEC 60529): IP66 | part material : Provided | Cable glands and entries : Can be ordered as accessories | Stopping plugs : 1 x adapter M20x1/2" NPT | Dimensions (L x W x H) : 148 x 145 x 289 mm | For further information, see : r-stahl.com WebCode YA60A