Back-Up Protection Functions - ABB RED670 Product Manual

Line differential protection RED670 ANSI
Customized
Product version: 1.2

Back-up protection functions

IEC 61850 ANSI
Current protection
PHPIOC 50
OC4PTOC 51_67
EFPIOC 50N
EF4PTOC 51N_67
N
NS4PTOC 46I2
SDEPSDE 67N
LPPTR 26
CCRBRF 50BF
STBPTOC 50STB
CCRPLD 52PD
GUPPDUP 37
GOPPDOP 32
BRCPTOC 46
Voltage protection
UV2PTUV 27
OV2PTOV 59
ROV2PTOV 59N
OEXPVPH 24
VDCPTOV 60
LOVPTUV 27
Frequency protection
SAPTUF 81
SAPTOF 81
SAPFRC 81
Multipurpose protection
CVGAPC
ABB
Function description
Instantaneous phase overcurrent protection
Four step phase overcurrent protection
Instantaneous residual overcurrent protection
Four step residual overcurrent protection
Four step directional negative phase sequence overcurrent protection
Sensitive directional residual overcurrent and power protection
Thermal overload protection, one time constant
Breaker failure protection
Stub protection
Pole discordance protection
Directional underpower protection
Directional overpower protection
Broken conductor check
Two step undervoltage protection
Two step overvoltage protection
Two step residual overvoltage protection
Overexcitation protection
Voltage differential protection
Loss of voltage check
Underfrequency protection
Overfrequency protection
Rate-of-change frequency protection
General current and voltage protection
1MRK505226-BUS D
Line Differential
RED670
0-3
0-1
0-1
0-1
0-1
0-1
0–2
0-2
0-2
0-2
0-2
0-2
1
0-2
0-2
0-2
0-1
0-2
1
0-2
0-2
0-2
0-4
5