User Programmable Inverse-Time Characteristics For Overvoltage Protection - ABB RELION REX640 Technical Manual

1MRS759142 C
11.3.1.2
REX640
Technical Manual
GUID-1EA9C2B6-D9DF-47BD-9E45-57E7CD644B92 V1 EN
Figure 884: Inverse curve C characteristic of overvoltage protection
User programmable inverse-time characteristics for overvoltage
protection
The user can define the curves by entering the parameters using the standard formula:
General function block features
Section 11
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