Back-Up Protection Functions; Control And Monitoring Functions - ABB RED650 Technical Manual

Section 2
Available functions
2.2
IEC 61850 or ANSI
function name
Current protection
PHPIOC 50
OC4PTOC
1)
51_67
EFPIOC 50N
EF4PTOC 51N
2)
67N
LCPTTR 26
LFPTTR 26
CCRBRF 50BF
CCPDSC 52PD
Voltage protection
UV2PTUV 27
OV2PTOV 59
ROV2PTOV 59N
Frequency protection
SAPTUF 81
SAPTOF 81
SAPFRC 81
1) 67 requires voltage
2) 67N requires voltage
2.3
IEC 61850 or ANSI
function name
Control
SESRSYN 25
SMBRREC 79
QCBAY
LOCREM
LOCREMCTRL
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Back-up protection functions

Function description
Instantaneous phase overcurrent protection
Directional phase overcurrent protection, four steps
Instantaneous residual overcurrent protection
Directional residual overcurrent protection, four steps
Thermal overload protection, one time constant, Celsius
Thermal overload protection, one time constant, Fahrenheit
Breaker failure protection
Pole discordance protection
Two step undervoltage protection
Two step overvoltage protection
Two step residual overvoltage protection
Underfrequency protection
Overfrequency protection
Rate-of-change of frequency protection

Control and monitoring functions

Function description
Synchrocheck, energizing check and synchronizing
Autorecloser
Bay control
Handling of LR-switch positions
LHMI control of PSTO
1MRK 505 394-UEN A
GUID-A8D0852F-807F-4442-8730-E44808E194F0 v13
Line Differential
RED650 (A11)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
GUID-E3777F16-0B76-4157-A3BF-0B6B978863DE v15
Line differential
RED650 (A11)
1
1
1
1
1
Line differential protection RED650 2.2 IEC
Technical manual