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LA1-UM20E-1

Bosch LA1-UM20E-1 20W Metal Column Loudspeaker, Maximum power 30W, Rated input voltage : 12.65 / 70 / 100 V , Rated impedance 8/251/500 ohm, 20 / 10 / 5 / 2.5 W Power Tapping, 105 / 92 dB SPL at 1 W (1 kHz, 1 m), Effective frequency range (-10 dB) : 240 Hz to 16 kHz.

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    Bosch
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    Loudspeaker Type

    Bosch LA1-UM20E-1 20W Metal Column Loudspeaker

    Power Tapping

    Power Tapping of 20 / 10 / 5 / 2.5 W

    Protection

    Slim-line weatherproof design

    Thermal fuse, heat-resistant, and high temperature wiring.

    Sound Pressure Level

    1 W (1 kHz, 1 m) : 105 / 92 dB (SPL)

    1 W (4 kHz, 1 m) : 108 / 95 dB (SPL)

    Effective Frequency Range

    240 Hz to 16 kHz (-10dB)

    Voice Alarm

     The LA1-UM20E-1 are designed for voice alarm systems.

    Opening Angle

    Horizontal opening angle at 1 kHz / 4 kHz (-6 dB) : 210°/ 94°

    Vertical opening angle at 1 kHz / 4 kHz (-6 dB) : 80°/ 22° 

    Applications

    It is an ideal for both indoor and outdoor use in passenger terminals, places of worship, conference venues, parks, swimming pools, factories, exhibition areas.

    Electrical

    Maximum power

    30 W

    Rated power (PHC)

    20 W

    Power tapping

    20 / 10 / 5 / 2.5 W

    Sound pressure level at rated power / 1 W (1 kHz, 1 m)

    105 / 92 dB (SPL)

    Sound pressure level at rated power / 1 W (4 kHz, 1 m)

    108 / 95 dB (SPL)

    Effective frequency range (-10 dB)

    240 Hz to 16 kHz

    Horizontal opening angle at 1 kHz / 4 kHz (-6 dB)

    210°/ 94°

    Vertical opening angle at 1kHz/4kHz (-6 dB)

    80°/ 22°

    Rated input voltage

    12.65/70/100 V

    Rated impedance

    8/251/500 ohm

    Mechanical

    Dimensions (L x W x D)

    450 x 84 x 96 mm

    Weight

    2.9 kg (6.4 lb)

    Color

    White (RAL 9010)

    Material (housing and grille)

    Extruded aluminum / steel

    Connection

    2 m (78.8 in) 3-wire cable

    Connector

    (phase, common, earth)

    3‑pole screw block

    Environmental

    Operating temperature

    -25 ºC to +55 ºC (-13 ºF to +131 ºF)

    Storage temperature

    -40 ºC to +70 ºC (-40 ºF to +158 ºF)

    Relative humidity

    <95%

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