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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Description

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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