Metal Ceiling Speakers DNH offers several models of metal ceiling speakers in different design and shape. Mounting ranges from the conventional screw fitted type (B-560, B-620 and BS-660), practical metal strip arrangement (B-640) to easy spring mounting (BK-560). Alu. and steel boxes B-640 B-620 BS-560 The models BS-560, BS-660, BK-560 and B-640 will have no visible screws. B-560 and PROB-560 VES-360 The prob versions of B-560, B-620 are fitted with two-way loudspeaker systems for extended frequency range and high power. The metal models are available with dustboxes or fire-domes. BK-560 B-560 BS-560 B-620 BS-660 B-640 Alu/RAL 9010 Alu/RAL 9010 Alu/RAL 9010 Alu/RAL 9010 Steel/RAL 9010 Alu/RAL 9010 6W/10W 6W/10W 6W/15W 6W/15W 6W/15W 6W/20W 90 dB 90 dB 90 dB 92 dB 90 dB 90 dB Effective freq.range, Hz 130-15000 Hz 130-15000 Hz 130-15000 Hz 90-20000 Hz 90-20000 Hz 60-20000 Hz Max/Min.amb.temp. (IP) 110˚C/-40˚C 110˚C/-40˚C 90˚C/-40˚C 110˚C/-40˚C 110˚C/-40˚C 110˚C/-40˚C Ø165x84 Ø165x90 Ø167x95 Ø228x65 Ø242x89 Ø241x80 Model Material/Colour Rated/max power, Watt SPL/1W/1m(dB) Dimensions, mm 18 please see: www.dnh.no “High Performance” B-640 PROB-620 BS-660 BS-560 VES-561 PROB-635 BK-560 Ceiling speakers, references : - Malpensa Airport, Italy - Carnival Cruise Line - Holland American Line - McDonalds Restaurants - Marks & Spencer, Athens, Greece - London Underground, UK Prob-560 Prob-620 Prob-635 Alu/RAL 9010 Alu/RAL 9010 Solid Brass or Stainless steel 30W/50W 30W/50W 30W/60W 88 dB 90 dB 92 dB 60-20000 Hz 60-20000 Hz 55-20000 Hz 90˚C/-40˚C 90˚C/-40˚C 100˚C/-50˚C Ø165x130 Ø228x137 Ø228x152 DNH reserves the right to alter specifications wihout notice 19
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