DHR H400 Series
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Navigation Lights Signalling Lights Search Lights The H400 Maritone is the first air horn developed by DHR which has been approved according the international rules of Colreg ‘72. Having an audible range of more than 1 nautical mile it’s an excellent solution for seagoing vessels with a maximum length of 75 meters. The combination of high quality materials and precision manufacturing, provides superior durability for a lifetime operation. With the introduction of the attractive H400 Maritone, DHR positions itself as a pioneer in advanced maritime signalling solutions. APPLICATION -Seagoing vessels up to 75 meters in lenght -Inland navigation vessels on German inland waterways (Seeschifffahrtsstraßen) QUALITY STANDARDS Easy installation High precision manufactured MATERIALS -316L stainless steel membrane housing -Brass horn with powder coated finishing Superior finish & construction Robust design SPECIFICATIONS Sound pressure (1/3 Octave at 1m): Fundamental Frequency: Air pressure: Air consumption: Wall & base mounting possible Vibration resistant Sound pressure level meets IMO requirements Advanced Maritime Signalling Solutions SI

AVAILABLE PARTS Item Part DHR H400 Maritone operates on a compressed air system with a minimum air supply of 8 l/s at a pressure of 7 bar. It is operated by using either a push button or our pre-programmed control panel. A manoeuvring light can be added to this control panel to increase visibility in all weather conditions. Built-in relays in the control panel make stand alone relays redundant. Den Haan Rotterdam 7. Mounting Bracket (optional) 40010