Index - ABB REX 521 Operator's Manual

1MRS 751107-MUM
5.
Protection Relay
Operator's Manual

Index

A
About this manual ....................................................................................... 5
Alarm LEDs .......................................................................................... 9, 26
1-8 ....................................................................................................... 26
Modes ................................................................................................. 26
B
Bit masks .................................................................................................. 21
Altering contents ................................................................................ 21
Breaker ..................................................................................................... 19
Buttons ...................................................................................................... 11
D
Digital inputs
Testing ................................................................................................ 27
Display
Adjusting Contrast .............................................................................. 13
Backlight ............................................................................................. 13
Contrast ............................................................................................... 13
Display test ......................................................................................... 14
Language ............................................................................................ 12
E
Event view ................................................................................................ 17
H
H07 configuration
Measurement view .............................................................................. 17
HMI features ............................................................................................... 9
I
Indication messages
Condition monitoring ......................................................................... 24
Green LED .......................................................................................... 25
Help messages .................................................................................... 22
Internal fault ....................................................................................... 22
Protection indication ........................................................................... 22
Self-supervision .................................................................................. 23
Start, Block ......................................................................................... 22
Trip, CBFP ......................................................................................... 22
Introduction ................................................................................................ 8
IRF relay
Testing ................................................................................................ 27
J
Jump ......................................................................................................... 17
REX 521
29