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Siemens FS20 - Page 112

Siemens FS20
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Mounting and installation of t
he compact control panels
Power supply (150 W)
5
112 | 354
Building Technologies
008851_s_en_
--
Fire Safety
2016
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-
27
The connection lines marked in bold of the additional cable tree (3 and 5) and
the existing cable tree (2) must be wired again when installing the second
power supply (slave).
In order to avoid operating temperature differences, all three power supply
units must be mounted next to each other in the same housing.
The batteries and the system supply must only be connected to the master
power supply unit.
Only one temperature sensor must be connected to the master power supply
unit.
The temperature sensor must be fitted close to the batteries. (You will find
precise details in document 008851).
NOTICE
Damage to the power supply
Different versions (A4/A5) of the power supply (150 W) may not be switched in
parallel.

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