Energy PTD

SIPROTEC 5 is Siemens' current generation of protection relays for modern power distribution, transmission and industrial applications. The platform includes feeder, distance, line differential, transformer, generator and busbar protection as well as substation automation solutions. With DIGSI 5 engineering, IEC 61850 Edition 2, PRP/HSR redundancy and process bus support, SIPROTEC 5 is designed for demanding utility and industrial projects.

SIPROTEC 4 is a Siemens device family for protection, control, monitoring and station automation applications in power systems. The range includes protection relays for feeders, lines, transformers, busbars, generators and motors, as well as devices for breaker management, synchronization, high-speed busbar transfer and station automation.

SIPROTEC Compact is a Siemens device family of compact protection relays for medium-voltage and industrial applications. The range combines high functional density, easy operation and proven SIPROTEC protection functions in space-saving devices, including line differential protection, overcurrent protection, generator and motor protection, voltage and frequency protection, and feeder protection.