DC Blocking Board
Electrical
Loudspeaker loop connection X1, X2
120 VAC audio, max 5 A
Maximum loop though loudspeaker load
500 W
Tap-off X3
20 W on tap‑off
High pass filter
67 Hz at 20 W load
34 Hz at 10 W load
Mechanical
Dimensions (H x W x D)
60 x 45 x 30 mm
(2.7 x 1.8 x 0.6 in)
Mounting
Internally mounted in the loudspeaker (an
optional mounting bracket LBB 4446/00 is
required)
Weight
Approx. 16 g (0.6 ounces)
Environmental
Operating temperature
-5 ºC to +55 ºC
(+23 ºF to +131 ºF)
Storage temperature
-20 ºC to +70 ºC
(-4 ºF to +158 ºF)
Relative humidity
15% to 90%
Air pressure
600 to 1100 hPa
Approvals
Safety
acc. to EN 60065
Emission
acc. to EN 55103‑1
Immunity
acc. to EN 55103‑2, and EN 50130‑4
Maritime
acc. to EN 60945
Evacuation
acc. to EN 54‑16
Compliance
Compliant for use as described in
NEN2575, VDE0833, and BS5839
Evacuation
acc. to EN 60849
11.4
11.5
11.6
58
en | Technical data
Loudspeakers Line Isolator System
2014.03 | V1.1 |
Installation and Operation Manual
Bosch Security Systems B.V.