LC5-WC06E4 - Loudspeaker BOSCH - Free user manual and instructions

Product Type	Ceiling Loudspeaker
Brand	Bosch
Model	LC5-WC06E4
Maximum Power	9 W
Rated Power (Taps)	6 W / 3 W / 1.5 W / 0.75 W
Sound Pressure Level (1 kHz, 1 m)	90 dB at 6 W, 82 dB at 1 W
Effective Frequency Range (-10 dB)	85 Hz to 20 kHz
Rated Voltage	6.93 V / 70 V / 100 V
Rated Impedance (at respective voltages)	8 / 835 / 1667 Ohm
Electrical Connection	2x two-way screw terminal block
Acceptable Wire Gauge	0.5 – 2 mm
Diameter	88 mm (3.46 in)
Mounting Cut-out	76 mm (2.99 in)
Min./Max. Ceiling Thickness	5 to 25 mm (0.19 to 0.98 in)
Maximum Depth (from ceiling surface)	78 mm (3.07 in)
Material (Enclosure)	ABS (V-0)
Weight (Speaker only)	395 g (0.87 lb)
Color	White (RAL 9003)
Optional Back-Box (LC5-CBB)	Diameter 75 mm (2.95 in), depth 83.5 mm (3.29 in), weight 41 g (0.09 lb)
Operating Temperature	-25°C to +55°C (-13°F to +131°F)
Storage Temperature	-40°C to +70°C (-40°F to +158°F)
Relative Humidity (max)	<95%
Safety Certification	EN 60065
Protection Rating (with back-box)	IP 44 (EN 60529)
Emergency Compliance (with back-box)	EN 54-24, BS 5839 part 8

Frequently Asked Questions - LC5-WC06E4 BOSCH

What is the maximum power handling of the LC5-WC06E4?

The maximum power is 9 W, with rated power taps of 6 W, 3 W, 1.5 W, and 0.75 W.

What voltage settings are available?

The speaker supports 6.93 V, 70 V, and 100 V lines, selectable via taps.

Is the LC5-WC06E4 suitable for outdoor or damp locations?

With the optional LC5-CBB back-box, it achieves IP 44 protection, making it suitable for damp indoor environments but not direct outdoor exposure.

What size cut-out is required for installation?

A 76 mm (2.99 in) diameter cut-out is needed. The speaker diameter is 88 mm (3.46 in).

Can the LC5-WC06E4 be used in emergency systems?

Yes, when installed with the LC5-CBB back-box, it complies with EN 54-24 and BS 5839 part 8 for emergency sound systems.

How do I select the power tap?

The speaker has a screw terminal block for connection. Refer to the manual for wiring diagrams to select the desired power tap (6, 3, 1.5, or 0.75 W).

What is the frequency response of this speaker?

The effective frequency range (-10 dB) is 85 Hz to 20 kHz, providing clear reproduction for voice and music.

What is the weight of the speaker without the back-box?

The speaker weighs 395 g (0.87 lb). The optional back-box weighs an additional 41 g (0.09 lb).

Can I paint the speaker to match my ceiling?

The speaker comes in white (RAL 9003). Painting is possible, but ensure paint does not block the grille openings; use a thin coat suitable for ABS plastic.

What is the opening angle of the LC5-WC06E4?

The opening angle is 180° at both 1 kHz and 4 kHz (-6 dB), providing wide sound dispersion.

USER MANUAL LC5-WC06E4 BOSCH

Ceiling Loudspeaker

LC5-WC06E4 and LC5-CBB

BOSCH

en Installation note

1 Installation

Fig. 1 Fig. 2

Fig. 3 Fig. 4

Fig. 5 Fig. 6

Fig. 7 Fig. 8

Fig. 9 Fig. 10: Optional LC5-CBB

Fig. 11 Fig. 12

Fig. 13 Fig. 14

2 Technical data

Electrical*

LC5-WC06E4
Description Ceiling Loudspeaker
Maximum power 9 W
Rated power 6 W (6/3/1.5/0.75W)
Sound pressure level at 6 W power / 1 W (1 kHz, 1 m)	90 dB / 82 dB (SPL)
Opening angle at 1 kHz / 4kHz (-6 dB)	180° / 180°
Effective frequency range (-10 dB)	85 Hz to 20 kHz
Rated voltage 6.93 / 70 / 100 V
Rated impedance 8 / 835 / 1667 Ohm
Electrical connection 2x two-way screw terminal block
Acceptable wire gauge 0.5 – 2 mm

* Technical performance according to IEC 60268-5

Mechanical

	LC5-WC06E4
Description Ceiling Loudspeaker
Diameter 88 mm (3.46 in)
Mounting cut-out 76 mm (2.99 in)
Min./Max. ceiling thickness 5 to 25 mm (0.19 to 0.98 in)
Maximum depth 78 mm (3.07 in)
Material ABS (V 0)
Weight 395 g (0.87lb)
Color White (RAL 9003)
LC5-CBB
Description Back-Box
Diameter 75 mm (2.95 in)
Maximum depth 83.5 mm (3.29 in)
Material ABS (V 0)
Weight 41 g (0.09 lb)
Color White (RAL 9003)

Environmental

Operating temperature	-25 °C to +55 °C(-13 °F to +131 °F)
Storage temperature -40 °C to +70 °C	(-40 °F to +158 °F)
Relative humidity <95%

2.1 Certification and Approvals

Safety According to EN 60065
Water and dust protected*	According to EN 60529 IP 44
Emergency* According to EN 54-24Compliant to BS 5839 part 8
Salt mist* According to IEC 60068-2-11
Chlorine resistant* According to	IEC 60068-2-60

* With LC5-CBB back-box.

Figure 2.1:

2.2

Additional technical data mm in

Figure 2.2: Dimensions: LC5-WC06E4 and LC5-CBB

Figure 2.3: Frequency response

Figure 2.4: Horizontal/vertical polar diagram (low frequency). Normalized at 0-degrees axis.

Figure 2.5: Horizontal/vertical polar diagram (high frequency). Normalized at 0-degrees axis. (all measurements are done with a pink noise signal; the values are in dBSPL)

Bosch Security Systems B.V.

Torenallee 49

5617 BA Eindhoven

The Netherlands