Bosch Appliances 3.5 18.4Technical Data, Physical characteristics, Climate conditions, System bus

Models: 3.5

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18.4Technical Data

2011-02 Installation and User Instructions 5 Call Stations

18.4Technical Data

18.4.1 Physical characteristics

Dimensions (H x W x D):

130 x 118 x 20 mm

Weight:

120 g

18.4.2 Climate conditions

Temperature:

-5 to +55 °C (operating, guaranteed)

-15 to +55 °C (operating, sample tested) -20 to +70 °C (non-operating)

Relative humidity:

15 to 90%, non-condensing (operating)

5to 95%, non-condensing (non-operating) Air pressure:

600 to 1100 hPa

18.4.3 EMC and Safety

Electromagnetic compatibility:

EN55103-1/FCC-47 part 15B

EN55103-2

Electrical safety:

IEC60065 (CB-scheme)

EN60065

Approvals:

CE marking

EN60849, EN54-16 and ISO7240-16

IEC60945

18.4.4 Mean time between failure

MTBF:

50,000 hours at +55 °C

(The MTBF doubles for every 10 °C decrease in temperature.)

18.4.5 System bus

Power supply via network:

18 to 56V (DC)

No fault reporting when >20V Network power consumption: 6.2 W (excluding keypads)

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Bosch Security Systems 2011-02

Page 225
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Bosch Appliances 3.5 manual 18.4Technical Data, Physical characteristics, Climate conditions, EMC and Safety, System bus