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3
IT Power System
The BRU3 is not intended for use in an "IT power distribution system". Type
approval testing in accordance with EN60950, UL1950 and CSA 22.2 No. 950
has been performed excluding IT-systems.
An IT power system is a power distribution system having no direct connection
to earth, only the exposed conductive parts of the electrical installation are
grounded.
Figure 1
Example of an IT power system.
Note!
For more details on IT power distribution systems and test
procedures, please refer to the standard documents.
(Please note that IT Power distribution systems are not very widespread and the
abbreviation should not be confused with the well-known abbreviation for
Information Technology).
BRU3 MANUAL
BRU3 MANUAL, Doc.no: b3saf_en Uen Rev PH1, 2003-10-20
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