Siemens SIPROTEC 5 7UT86 Transformer Differential Protection Relay
The Siemens SIPROTEC 5 7UT86 is a reliable differential protection relay designed for 3- and 4-winding transformers in demanding power systems. With expandable hardware, this relay supports up to 7 measuring points, ensuring precise monitoring and fault detection for high-voltage applications
Technical Specifications
Differential protection for 3- and 4-winding transformers
Up to 7 measuring points supported (expandable)
Supports 12 current transformers and 4 voltage transformers
Flexible I/O structure with up to 23 binary inputs and 34 binary outputs
High-speed protection with fast fault detection
Application templates available in DIGSI 5
Modular design for system scalability
Circuit-breaker failure protection
Up to 7 measuring points supported (expandable)
Supports 12 current transformers and 4 voltage transformers
Flexible I/O structure with up to 23 binary inputs and 34 binary outputs
High-speed protection with fast fault detection
Application templates available in DIGSI 5
Modular design for system scalability
Circuit-breaker failure protection
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