Functional Diagrams For Disturbance Recorder And Supervision Functions - ABB REU615 Applications Manual

1MRS757054 A
3.5.3.2
REU615
Application Manual
GUID-CA6719A8-E586-4B52-80F2-9504EA0CCA26 V1 EN
Figure 26: Undervoltage protection
Three undervoltage protection stages (PHPTUV1, PHPTUV2 and PHPTUV3)
offer protection against abnormal undervoltage conditions in the power system.
LED 3 indicates the operation of PHPTUV. The same alarm information is
connected to the binary output SO3 (X110:20-22).
Functional diagrams for disturbance recorder and supervision
functions
REU615 standard configurations
Section 3
51