KSM_333_AT_150-165.pdf - 2 Pages

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Catalog excerpts

with Valve Unit TV 784 A high-power whistle according to IMO Valve Unit General Information Before "COLREG 1972" (the I nier national Regulations for Preventing Collisions at Sea), a popular practice was to use low-pitched tones even for smaller vessels. In olher words. the principle of a low tone for large vessels was not fol- lowed with sufficient stringency. According to the IMO regulations. [I¡o very luw tones are strictly reserved for the largest ships. For middle-sized and smaller vessels, there are rallier wide limits .is to the choice of frequencies. Preference has been given to signals which. even at some distante, have capability to be heard. For vessels of 75 to 200m in length. TYFON'! and SUPER- TYFON with frequencies between B0 and 350 Hz are Positioning Whistles r an all-round radiation and a limited noise level from : ship's whistles at the listening posts, the positioning of ■ ship's whistles is very important. For further informa- n regarding installation regulations and "Combined Sys- Valve Unit The VALVE UNIT TV 784 has a good air flow section. thermostatic heating, exchangeable choke flanges and fil- ters. The apparatus is fitted with two coils for normal and emergency operation and lanyard as standard (see sepa- SUPERTYFON AT I50/I65 is to be fixed with four M16 bolts to an outrigger or similar construction. To avoid func- tional trouble blow the supply pipe thoroughly clean be- fore connecting to the signalling whistle. If the pipe line above deck is longer than 100m. a primary FILTER TP IS/I should be installed at the foot of the mast to protect 1 ng apparatus from water condensate and rust particles. This filter is recommended to be drained regu- larly, approximately once a month. Technical Data Sound Pressure Level (1m): Air supply pressure with choke regulation: Electric power:

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