SIPROTEC 7SD82 Line Differential Protection

The SIPROTEC 7SD82 line differential protection device has been designed particularly for the cost-optimized and compact protection of lines in medium-voltage and high-voltage systems. With its flexibility and the powerful DIGSI 5 engineering tool, the SIPROTEC 7SD82 device offers future-oriented system solutions with high investment security and low operating costs.

Main function: Differential protection for medium-voltage and high voltage applications Tripping: 3-pole, minimum 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: 2 different quantity structures for binary inputs and outputs are available in the 1/3 base module. Adding 1/6 expansion mod-ules is not possible; housing width available with large or small Display Housing width: 1/3 × 19 inches