ABB REX 521 Technical Reference Manual, General

1MRS 751108-MUM
REX 521
61
Protection Relay
Technical Reference Manual, General
T
Temperature supervision ..........................................................................19
Terminal connections ...............................................................................53
Terminal diagrams
Basic ...................................................................................................48
High ....................................................................................................50
Configuration H08 ........................................................................51
Medium ...............................................................................................49
Sensor .................................................................................................52
Tests ..........................................................................................................45
Time synchronization ...............................................................................39
Trip-circuit supervision ......................................................................26, 45
External resistor values .......................................................................27
External shunt resistance ....................................................................26
V
Voltage divider values ..............................................................................21
Voltage transformer values .......................................................................20

ABB REX 521 Specifications

General

Brand	ABB
Model	REX 521
Category	Other
Language	English