Description SIPROTEC 7SD82 - Line Differential Protection

Line differential protection, automation relay 3-pole tripping

The line differential protection relay SIPROTEC 7SD82 is part of the SIPROTEC 5 series of modular field devices. This device is especially designed for cost effective and compact medium voltage and sub-transmission application areas.

With its flexibility and its high-performance DIGSI 5 engineering tool, the SIPROTEC 7SD82 fits perfectly for protection, control, monitoring, and measuring applications in electrical energy systems.

Main function

• Line differential protection for medium and sub-transmission

Tripping

• 3-pole, min. tripping time 19 ms

Inputs and outputs

• 4 current transformers
• 4 voltage transformers (optional)
• 11 or 23 binary inputs
• 9 or 16 binary outputs

Hardware flexibility

Various hardware quantity structures are available for binary inputs and outputs in the1/3 base module,

it is not possible to add 1/6 expansion modules, available with large and small display.

Housing width

• 1/3 Г— 19 inch

Product homepage - downloads in the internet (catalogs, certificates, firmware, manuals)

https://www.siemens.com/7sd82