Bosch LC4-UC06E User manual

Ceiling loudspeaker
LC4‑UC06E, LC4‑UC12E, LC4‑UC24E
en Installation manual

Ceiling loudspeaker Installation | en 3
Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
1 Installation
Fig. 1 Fig. 2
162 mm / 6.37"
00++
Fig. 3 Fig. 4
Fig. 5 Fig. 6

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2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
Fig. 7 Fig. 8
1/8
1/4
1/2
1/8
1/4
1/2
70V
1
100V
8
1
Fig. 9 Fig. 10
Fig. 11 Fig. 12

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Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
Fig. 13 Fig. 14
LC4‑CBB
click
00++
Fig. 15 Fig. 16
Next steps: fig 5‑12
Fig. 17 Fig. 18
LC4‑MFB

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2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
Fig. 19 Fig. 20
178 mm / 7.00"
Fig. 21 Fig. 22
Fig. 23 Fig. 24
Optional

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Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
CLICK!
1
2
Fig. 25 Fig. 26
00++
Fig. 27 Fig. 28
Fig. 29 Fig. 30

8en | Installation Ceiling loudspeaker
2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
Fig. 31 Fig. 32
Next steps: fig. 9‑12
2 x 20.5 mm / 0.80"
95 mm / 3.74"
70 mm / 2.75"
17 mm / 0.66"
162 mm / 6.37"
200 mm / 7.87"
2 x 20.5 mm / 0.80"
2 x 11.5 mm / 0.45"
Dimensions
+
0
0
1/8
1/81/4
11/2
1/41/2
1
100V 70V
88
+
8
Circuit diagram

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Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
6 0
7 0
8 0
9 0
10 0
110
10 10 0 100 0 10 00 0 10 0 00 0
Freque ncy
dB SPL
BOSCH
Frequency response

10 en | Technical specifications Ceiling loudspeaker
2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
2 Technical specifications
Electrical*
LC4‑UC06E LC4‑UC12E
Description Ceiling loudspeaker
Rated power 6W (6/3/1.5/0.75W) 12W (12/6/3/1.5W)
Sound pressure level
at 6 W power / 1 W
(1 kHz, 1 m)
95dB/87dB(SPL) 98dB/87dB (SPL)
Sound pressure level at rated
power / 1W (1kHz, 4m)
(reference axis 0 degrees, free
field)
84dB/75dB (SPL) 86dB/75dB (SPL)
Opening angle
at 1 kHz / 4kHz (-6dB)
180° / 180° ** 180° / 180° **
Effective frequency range
(-10 dB)
65Hz to 20kHz 65Hz to 20kHz
Rated input voltage LC4‑UC06E 6.93V 70V 100V
Rated impedance LC4‑UC06E 6W 8 Ohm 835 Ohm 1667 Ohm
3W N/A 1667 Ohm 3333 Ohm
1.5W N/A 3333 Ohm 6667 Ohm
0.75W N/A 6667 Ohm 13333 Ohm
Rated input voltage LC4‑UC12E 9.8V 70V 100V
Rated impedance LC4‑UC12E 12W 8 Ohm 418 Ohm 833 Ohm
6W N/A 833 Ohm 1667 Ohm
3W N/A 1667 Ohm 3333 Ohm
1.5W N/A 3333 Ohm 6667 Ohm
Electrical connection 4‑way screw terminal block
Acceptable wire gauge 0.5 - 3mm2
LC4‑UC24E
Description Ceiling loudspeaker
Rated power 24W (24/12/6/3W)
Sound pressure level
at 6 W power / 1 W
(1 kHz, 1 m)
101dB/87dB(SPL)

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Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
Sound pressure level at rated
power / 1W (1kHz, 4m)
(reference axis 0 degrees, free
field)
88dB/75dB (SPL)
Opening angle
at 1 kHz / 4kHz (-6dB)
180° / 180° **
Effective frequency range
(-10 dB)
65Hz to 20kHz
Rated input voltage LC4‑UC24E 13.9V 70V 100V
Rated impedance LC4‑UC24E 24W 8 Ohm 208 Ohm 416 Ohm
12W N/A 416 Ohm 833 Ohm
6W N/A 833 Ohm 1667 Ohm
3W N/A 1667 Ohm 3333 Ohm
Electrical connection 4-way screw terminal block
Acceptable wire gauge 0.5 - 3mm2
* Technical performance according to IEC60268‑5
** With mounted LC4-CBB or LC4-MFD: 80° @4 kHz

12 en | Technical specifications Ceiling loudspeaker
2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
Mechanical
LC4‑UC06E LC4‑UC12E LC4‑UC24E
Description Ceiling Loudspeaker
Diameter 200mm (7.87in)
Mounting cut‑out 162mm (6.38in)
Min./Max. ceiling
thickness
5 to 50mm (0.19 to 1.97in)
Maximum depth 70mm (2.75in)
Material
(Loudspeaker unit)
ABS (V0)
Material (front grille) Steel mesh with ABS (V0) rim
Weight 800g (1.77lb) 840g (1.86lb) 990g (2.18lb)
Color
(loudspeaker unit)
Black (RAL9011)
Color (front grille) White (RAL9003)
LC4‑CBB LC4‑MFD
Description Back‑Box Metal Fire‑dome
Diameter 160mm (6.29in) 197 / 175mm (7.75 / 6.88in)
Maximum depth 78mm (3.07in) 156mm (6.14in)
Mounting cut‑out n.a. 178mm (7.00in)
Min./Max. ceiling
thickness
n.a. 5 to 50 mm (0.19 to 1.97in)
Material ABS (V0) Steel
Weight 160g (0.35lb) 998g (2.20lb)
Color Black
(RAL9011)
Flame red (RAL3000)
Environmental
Operating temperature -25ºC to +55ºC (-13ºF to +131ºF)
Storage and operating temperature -40ºC to +70ºC (-40ºF to +158ºF)
Relative humidity <95%
Note:
– The specification data is measured in an anechoic chamber, on a standard baffle
– The reference axis is perpendicular to the center point of the front grille
– The reference plane is perpendicular to the center of the reference axis
– The horizontal plane is perpendicular to the center of the reference plane

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Bosch Security Systems B.V. Installation manual 2018.06 | V1.1 |
Certification and Approvals
Safety According to EN60065
Water and dust protected* According to EN60529 IP21
Emergency* Compliant to BS5839 part8
According to EN54‑24
* With LC4‑CBB Back‑box or LC4‑MFD
Fire‑dome
Model Voltage (Vrms) Tap (W) Sound pressure level dB (A) at
3.1 m (10 Ft)
LC-UC06E 70 6 85
70 3 82
70 1.5 79
70 0.75 76
LC-UC06E 100 6 85
100 3 82
100 1.5 79
100 0.75 77
LC-UC12E 70 12 88
70 6 85
70 3 82
70 1.5 79
LC-UC12E 100 12 87
100 6 85
100 3 83
100 1.5 80
LC-UC24E 70 24 90
70 12 87
70 6 84
70 3 82
LC-UC24E 100 24 90
100 12 87
100 6 84
100 3 82

14 en | Technical specifications Ceiling loudspeaker
2018.06 | V1.1 | Installation manual Bosch Security Systems B.V.
1000 2000 4000 8000
-30
-25
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-15
-10
-5
0
5
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
-30
-25
-20
-15
-10
-5
0
5
0
10
20
30
40
50
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200
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125 250 500 1000
Horizontal/Vertical polar diagram.
Normalized at 0‑degrees axis.
Horizontal/Vertical polar diagram.
Normalized at 0‑degrees axis.

Bosch Security Systems B.V.
Torenallee 49
5617 BA Eindhoven
Netherlands
www.boschsecurity.com
© Bosch Security Systems B.V., 2018