Kahlenberg Model "K" Horns are powerful signals backed by years of successful performance in coal yards, chemical plans, open pit mines and industrial facilities throughout the world. All of these horns and whistles are designed to operated indoors as well as in the most severe outdoor applications. They are simply constructed and extremely reliable resulting in a very low cost of use as compared to more complicated means of sound production.
Fully enclosed and heated air horn for corrosion and weather protection.
Operating Medium: Air, nitrogen, CO2 - 1-1/4” NPT Air Inlet Control: Manual, and Solenoid Combination valve SPL (Loudness): 141 ± 1 dBA on total @ 1 meter Air Consumption: 91 L/sec [192 SCFM] @ 7 bar [100 PSIG] Audibility: 8 km [5 miles] in still air Fundamental Frequency: 311 Hz / 370 Hz ± 20 Hz Tone (Musical Note): Eb [E-flat] / F4 sharp Operating Pressure: 2 – 10 bar [30 – 150 PSI] Operating Temperature: -40ºC to +85ºC [-40ºF to +185ºF] Finish: Painted red industrial epoxy Degree of Protection: IP 56 Basic Dimension: 1086x1086x1600mm [42.75x42.75x63”] Net Weight: 109 kg [240 lbs]