Phase Sequence - Siemens 8DA10 Series Installation And Operating Instructions Manual

Description
National approvals
Type approval according
to German X-ray
regulations (RöV)
Electromagnetic
compatibility (EMC)
Protection against solid
foreign objects, electric
shock and water
Transport regulations
38/214
8DA10 switchgear has obtained the following national approval:
• GOST R certificate
The vacuum interrupters fitted in the vacuum circuit-breakers are type-approved in
accordance with the X-ray regulations of the Federal Republic of Germany. They conform to
the requirements of the X-ray regulations of January 8, 1987 (Federal Law Gazette I 1987,
Page 114) in the new edition of April 30, 2003 (Federal Law Gazette I 2003, No. 17) up to
the value of the rated voltage stipulated in accordance with IEC/DIN VDE.
The a.m. standards as well as the "EMC Guide for Switchgear"
manufacture and erection of the switchgear. Installation, connection and maintenance have
to be performed in accordance with the stipulations of the operating instructions.
For operation, the legal stipulations applicable at the place of installation have to be observed
additionally. In this way, the switchgear assemblies of this type series fulfill the basic
protection requirements of the EMC Directive.
The fixed-mounted circuit-breaker switchgear of the 8DA10 series fulfills the following degrees
of protection according to IEC 62271-1, IEC 62271-200, IEC 60529 and IEC 62262:
• IP65 standard for parts under high voltage
• IP3XD standard for switchgear enclosure
• IP31D option for switchgear enclosure
• IP41 option for low-voltage compartment
According to "Annex A of the European Agreement Concerning the International Carriage of
Dangerous Goods by Road (ADR)", Siemens gas-insulated medium-voltage switchgear does
not belong to the category of dangerous goods in respect of transportation, and is exempted
from special transport regulations according to ADR, Clause 1.1.3.1 b).
17.7

Phase sequence

Fig. 17: Phase sequence of busbars
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Dr. Bernd Jäkel, Ansgar Müller, "Medium-Voltage Systems – EMC Guide for Switchgear",
Siemens AG 2012
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • 861-9601.9
1
are applied during design,