Preface
 
SIPROTEC, 7SD80, Manual
E50417-G1140-C474-A1, Release date 09.2011
4
Additional Support
Should further information on the System SIPROTEC 4 be desired or should particular problems arise which 
are not covered sufficiently for the purchaser's purpose, the matter should be referred to the local Siemens rep-
resentative.
Our Customer Support Center provides a 24-hour service. 
Telephone: +49 (180) 524-7000
Fax: +49 (180) 524-2471
e-mail: support.energy@siemens.com 
Training Courses
Inquiries regarding individual training courses should be addressed to our Training Center: 
Siemens AG 
Siemens Power Academy 
Humboldt Street 59 
90459 Nuremberg 
Telefon: +49 (911) 433-7415 
Fax: +49 (911) 433-7929 
Internet: www.siemens.com/energy/power-academy 
e-mail: power-academy.energy@siemens.com 
Additional Standards IEEE C37.90 (see Chapter 4 "Technical Data") 
This product is UL certified according to the Technical Data. 
file E194016 
UL certification according to standard UL 508 for the devices 7SD803x and 7SD807x has 
been applied for.