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Home > Products Siemens > Substation Automation and Protection Product > Energy Automation and Smart Grid > Protection for Digital Substation > SIPROTEC 4 > Transformer Differential Protection
The SIPROTEC 7UT6 differential protection relays are used for fast and selective fault clearing of short-circuits in transformers of all voltage levels and in rotating electric machines like motors and generators, for short lines and busbars. With the high-performance DIGSI 4 engineering tool, the SIPROTEC 4 devices offer user friendly system solutions for protection, automation and with high field experience and security.
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