Bosch LC3-UC06E

LC3-UC06E Ceiling Loudspeaker 6W - Spring Arms

The LC3-UC06E is a general purpose cost-effective 6 W ceiling loudspeaker suitable for 100 V connection with power tapping of: 6 3 1.5 and 0.75 Watt. The optional back-box LC3-CBB fully protects the loudspeaker from dust and dripping water from above according IP21C.

The loudspeaker frame grill and back-box are manufactured from self-extinguishing ABS according to
UL 94V0.

Certifications and approvals

Quality assurance

All Bosch loudspeakers are designed to withstand operating at their rated power for 100 hours in accordance with IEC 60268-5 Power Handling Capacity (PHC) standards. Bosch has also developed the Simulated Acoustical Feedback Exposure (SAFE) test to demonstrate that they can withstand two times their rated power for short durations. This ensures
improved reliability under extreme conditions leading to higher customer satisfaction longer operating life and lessens the chance of failure or performance deterioration.

Installation/configuration notes

Installation is easy with integral spring arms that securely hold the ceiling loudspeaker in its cut???out. Ceilings from 5 to 25 mm thick can be accommodated. A template is also provided for accurately marking the
cut-out in ceiling panels.

The loudspeaker has built-in protection to ensure that in the event of a fire damage to the loudspeaker does not result in failure of the circuit to which it is connected. In this way system integrity is maintained; ensuring loudspeakers in other areas can still be used to inform people of the situation. The loudspeaker has a ceramic screw-terminal connection block thermal fuse and heat-resistant high temperature wiring. Four primary taps for 100 V are provided on the matching transformer to allow selection of nominal full-power half-power quarter-power and one-eight-power.

The optional back-box (LC3-CBB) protects the rear of the loudspeaker from dust falling objects makes the unit vermin proof and prevents sound traveling via the ceiling cavity to adjacent areas.

The back-box is assembled with the loudspeaker by means of a snap-in construction and has knock-out holes (11 mm) for two rubber grommets (standard supplied) and for two cable glands (20.5 mm).