Metal Cabinet Loudspeakers

Metal Cabinet Loudspeakers

Instructions for Use

LB1-UM20E-xLB1-UM50E-x

en

Bosch Security Systems | 2009-06 | F.01U.134.473en

Technical performance acc. to IEC 60268-5 - LB1-UM20E-x

ElectricalMaximum power 30 WRated power 20 W (20 - 10 - 5 - 2.5 W)Sound pressure levelat rated power / 1W (1 kHz, 1 m) 101 dB / 88 dBOpening angle at 1 kHz/4 kHz (-6 dB)horizontal 174 / 136 degreesvertical 127 / 141 degreesEffective freq. range (-10 dB) 90 Hz to 20 kHzRated voltage 12.65 / 70 / 100 VRated impedance 8 / 250 / 500 OhmConnection 3-pole screw terminal blockMechanicalDimensions (H x W x D) 274x160x180 mm (10.78x6.29x7.08 in)Speaker diameters 134.5 mm (5”) woofer

25.4 mm (1”) dome tweeterColor Charcoal (RAL 7021) (D)

White (RAL 9010) (L)Material Aluminium (cabinet and front grille)

ABS (top, and bottom coverplate)Weight 3.88 kg (8.55 lb)EnvironmentalOperation temperature -25 °C to +55 °C (-13 °F to + 131 °F)Storage temperature -40 °C to +70 °C (-40 °F to + 158 °FRelative humidity < 95%Certification and ApprovalsSafety acc. to EN 60065Water protection acc. to EN 60529, IP65Self-extinguishing ABS acc. to UL 94 V 0

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140

150160

170180

190200

210

220

230

240

250

260

270

280

290

300

310

320330

340350

125 250 500 1000BOSCH

Polar diagram horizontal(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140

150160

170180

190200

210

220

230

240

250

260

270

280

290

300

310

320330

340350

125 250 500 1000BOSCH

Polar diagram vertical(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140150

160170

180190

200210

220

230

240

250

260

270

280

290

300

310

320330

340350

1000 2000 4000 8000BOSCH

Polar diagram horizontal(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140150

160170

180190

200210

220

230

240

250

260

270

280

290

300

310

320330

340350

1000 2000 4000 8000BOSCH

Polar diagram vertical(measured with pink noise)

60

70

80

90

100

110

10 100 1000 10000 100000(Hz)

dB

SP

L

BOSCH

Frequency response

Circuit diagram

2.5W

( )

( )

5W

10W

20W

20W

10W

5W

2.5W

70.7V100V

8 ohms

8 ohms

W

T

C

0

A

B

C

D

E

F

F'

E'

D'

C'

B'

A'

Technical performance acc. to IEC 60268-5 - LB1-UM50E-x

ElectricalMaximum power 75 WRated power 50 W (50 - 25 - 12.5 - 6.25 W)Sound pressure levelat rated power / 1W (1 kHz, 1 m) 108 dB / 91 dBOpening angle at 1 kHz/4 kHz (- 6dB)horizontal 186 / 126 degreesvertical 84 / 62 degreesEffective freq. range (-10 dB) 90 Hz to 20 kHzRated voltage 20 / 70 / 100 VRated impedance 8 / 100 / 200 OhmConnection 3-pole screw terminal blockMechanicalDimensions (H x W x D) 405x160x180 mm (15.94x6.29x7.08 in)Speaker diameters 134.5 mm (5”) woofer

25.4 mm (1”) dome tweeterColor Charcoal (RAL 7021) (D)

White (RAL 9010) (L)Material Aluminium (cabinet and front grille)

ABS (top, and bottom coverplate)Weight 5.58 kg (12.30 lb)EnvironmentalOperation temperature -25 °C to +55 °C (-13 °F to +131 °F)Storage temperature -40 °C to +70 °C (-40 °F to +158 °FRelative humidity < 95%Certification and ApprovalsSafety acc. to EN 60065Water protection acc. to EN 60529, IP65Self-extinguishing ABS acc. to UL 94 V 0

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140

150160

170180

190200

210

220

230

240

250

260

270

280

290

300

310

320330

340350

125 250 500 1000

BOSCH

Polar diagram horizontal(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140150

160170

180190

200210

220

230

240

250

260

270

280

290

300

310

320330

340350

1000 2000 4000 8000

BOSCH

Polar diagram vertical(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140

150160

170180

190200

210

220

230

240

250

260

270

280

290

300

310

320330

340350

125 250 500 1000

BOSCH

Polar diagram vertical(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0 1020

3040

50

60

70

80

90

100

110

120

130

140150

160170

180190

200210

220

230

240

250

260

270

280

290

300

310

320330

340350

1000 2000 4000 8000

BOSCH

Polar diagram horizontal(measured with pink noise)

Circuit diagram

6.25W

( )

( )

12.5W

25W

50W

50W

25W

12.5W

6.25W

70.7V100V

8 ohms

8 ohms

C

0

A

B

C

D

E

F

F'

E'

D'

C'

B'

A'

W

W

T

60

70

80

90

100

110

10 100 1000 10000 100000(Hz)

dB

SP

L

BOSCH

Frequency response

Bosch Security Systems | 2009-06 | F.01U.134.473en

Bosch Security Systems | 2009-06 | F.01U.134.473en

12

34

56

LBC 1259/00LBC 1259/00

A

B

A

B

55 m

m (2

.17")

7 mm(0.82")

100 mm (3.94")

1/8

1/8

8

1/4

1/4

1/2

1/21

1

100V

70V

Option

Option

Option7 8

5

43

2

6

1

2

1

Line/loudspeakerLine/loudspeakerSupervision Boards:Supervision Boards:LBB 4441LBB 4441LBB 4442LBB 4442LBB 4443LBB 4443

12

3

4

1

3

2

H

W D

1x 1x 1x

2x 2x 2x

Bosch Security Systems | 2009-06 | F.01U.134.473en