Siemens Cerberus CS1140 - Power Unit B2 F020

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e1249d1

Fire & Security Products

Siemens Building Technologies Group

01.1999

3.4.2 Power unit B2F020

Pos. Component Preparation Default

1 Metal cover Remove –

2 Jumper Check voltage setting,

change to setting for 115V

AC SUPPLY VOLTAGE

IF REQUIRED

230VAC SUPPLY VOLTAGE

1 Metal cover Replace –

3 Power unit Fit inside housing/to module chassis –

4 24V feed line Feed around front (through EMI protected

area) to power unit and connect to power

unit (24V output terminals)

–

5 Mains cable Connect to power unit (mains input termi-

nals)

 See installation instructions

(documents e1273, e1274, e1275)

–

6 Battery connection Check properly connected –

ÑÑÑÑÑÑÑÑ

115VAC

230VAC

24V

Mains

Sensor

–

Battery

B2F020

blue

red

–

ÓÓ

EMI protected area

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