Bosch LS1-UC20E-1 Specs
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Packaging Info
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Loudspeakers, Pro Audio
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Bosch LS1-UC20E-1 Pendant Sphere Loudspeaker, 20W
Availability:
10 in stock
7,675 EGP
10 in stock
Bosch Pendant Sphere Loudspeaker known as “sound spheres” are intended to hang from the ceiling via their connecting cords. They are perfect for usage in high-ceilinged facilities like hypermarkets and superstores because of their outstanding sound dispersion.
A powerful Bosch sphere speakers 20w designed for high-quality music and voice reproduction is the LS1-UC20E-1. The cutting edge design complements both classic and modern style settings. It is acceptable to utilize the loudspeaker in voice evacuation systems.
Key Features
- Superb speech and music reproduction
- 5 m connection cable
- Provision for optional safety cord
- Water and dust protected to IP 65
- EN 54‑24 certified
Mounting
The five-meter, five-core connecting cable of the loudspeaker is easily shortened to the required height. It is hanging from the ceiling by this cable. An optional steel safety cord may be fastened for security.
Configuration of Power
A five-meter color-coded, five-core connection cable is included with the Bosch 20w pendant sphere speakers; each color corresponds to a separate primary tap on the corresponding 100 V transformer. This enables the selection of notional full-power, half-power, quarter-power, or eighth-power radiation (in steps of three decibels).
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Safety Considerations
Like all Bosch products, great effort is taken to ensure that safety regulations are met. All ABS components, as stated in UL 94 V 0, are self-extinguishing. This sound projector conforms with all applicable EN 60065 safety and installation requirements.
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Audio Alert Speaker
Voice alarm loudspeakers are made especially for use in buildings where rules control how well verbal communication announcement systems operate. The LS1-UC20E-LS1 is certified EN 54-24, complying with BS 5839-8 and EN 60849. It is intended for usage in voice alarm systems.
The Bosch Pendant Sphere Loudspeaker is equipped with built-in protection to make sure that damage to it during a fire doesn’t cause the circuit to which it is connected to fail. System integrity is preserved in this way, guaranteeing that people can still hear announcements via loudspeakers in other locations. A thermal fuse and ceramic terminal block are included with the speakers.
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The LBC Ceiling loudspeaker has a three-way terminal block with screw connections suitable for loop-through wiring. Four primary taps are provided on the matching transformer to allow selection of nominal full-power, half-power, quarter-power or eighth power radiation (i.e. in 3 dB steps).
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Fire dome
During a fire, the ceiling cavity in which loudspeakers are installed can allow flames to spread throughout a building. To prevent fire entering the caving via the loudspeaker, the ceiling loudspeaker can be fitted with a protective steel fire dome (LBC 3080/01). This optional fire dome is mounted on the loudspeaker assembly using four self-tapping screws, supplied as standard. There are four knock-out holes; two (2) for rubber grommets (supplied) and two (2) for cable glands. (PG13).
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More Information
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Notes regarding installation and setup
The horn loudspeaker has a transformer that may operate at 70 V or 100 V. To adjust the power, taps are located on the primary winding. By connecting to the proper tap, it is simple to pick the nominal radiation level in quarter-, half-, full-, or eight-power increments (i.e., three decibel levels).
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