ABB Relion 650 Series REB650 Technical Manual page 30

Table of contents
24
Environmental conditions and tests................................................518
Section 18 IED and functionality tests............................................519
Electromagnetic compatibility tests................................................ 519
Insulation tests................................................................................521
Mechanical tests.............................................................................521
Product safety.................................................................................521
EMC compliance............................................................................ 522
Section 19 Time inverse characteristics.........................................523
Application...................................................................................... 523
Operation principle......................................................................... 526
Mode of operation......................................................................526
Inverse time characteristics............................................................ 529
Section 20 Glossary....................................................................... 553
Technical manual