Bosch LB20-PC15-4D, Руководство по установке

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Introduction
The premium cabinet loudspeakers from Bosch are a line of compact, high-performance, two-
way, full-range surface mount loudspeakers with excellent wide and uniform coverage, and
outstanding performance. Their design makes these practically invisible for use in background
and foreground music, paging, and sound reinforcement applications, making them ideal for
indoor and outdoor applications, such as restaurants, bars, patios, retail, fitness clubs,
hospitality, theme parks, leisure venues, and others. With unparalleled ease-of-installation,
sturdy weather resistance, modern and delicate look, and flexible mounting options, the
premium cabinet loudspeakers are the perfect solution for a wide variety of surface mount
applications.
These full-range loudspeakers (except for the LB20-PC60EW-5) include a unique and
innovative mount system from Bosch, prepared to make any job easier. This mount system
allows for 90 degrees of rotation horizontally and 45 degrees of rotation vertically. It comes
already assembled and is easily installed on walls and ceilings. Its unique and innovative
mount system makes every installation quick, simple, and reliable.
Read through this manual to familiarize yourself with the safety information, features, and
applications before you use these products.
System features
LB20-PC40-4/LB20-PC15-4
– Innovative mount system is included for quick, simple, and reliable installations
– Carefully engineered for outdoor environments (IP54), without compromising
performance
– Long throw 4" (102 mm) woofer housed in a fire rated ABS plastic enclosure for extended
LF performance down to 75 Hz
– 40 W power handling provides for 103 dB maximum SPL (109 dB peak)
– 70/100 V transformer version (LB20-PC15-4) available for constant voltage systems
LB20-PC75-5/LB20-PC30-5
– Innovative mount system is included for quick, simple, and reliable installations
– Carefully engineered for outdoor environments (IP54), without compromising
performance
– Long throw 5.25" (133 mm) woofer housed in a fire rated ABS plastic enclosure for
extended LF performance down to 60 Hz
– 75 W power handling provides for 109 dB maximum SPL (115 dB peak)
– 70/100 V transformer version (LB20-PC30-5) available for constant voltage systems
LB20-PC90-8/LB20-PC60-8
– Innovative mount system is included for quick, simple, and reliable installations
– Carefully engineered for outdoor environments (IP54), without compromising
performance
– Long throw 8" (203 mm) woofer housed in a fire rated ABS plastic enclosure for extended
LF performance down to 50 Hz
– 90 W power handling provides for 110 dB maximum SPL (116 dB peak)
– 70/100 V transformer version (LB20-PC60-8) available for constant voltage systems
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6 en | Introduction Premium Cabinet Loudspeakers
2017.08 | 01 | F.01U.345.357 Installation manual Bosch Security Systems B.V.