Back-Up Protection Functions - ABB Relion 650 Series REL650 Commissioning Manual

Section 2
Available functions
2.2
IEC 61850/ ANSI
Function block
name
Current protection
PHPIOC 50
SPTPIOC 50
OC4PTOC 51
OC4SPTOC 51/67
EFPIOC 50N
EF4PTOC 51N/67N
SDEPSDE 67N
UC2PTUC 37
LCPTTR 26
LFPTTR 26
CCRBRF 50BF
CSPRBRF 50BF
STBPTOC 50STB
CCRPLD 52PD
BRCPTOC 46
GUPPDUP 37
GOPPDOP 32
DNSPTOC 46
Voltage protection
UV2PTUV 27
OV2PTOV 59
ROV2PTOV 59N
Table continues on next page
16

Back-up protection functions

Function description
Instantaneous phase overcurrent protection, 3–
phase output
Instantaneous phase overcurrent protection, phase
segregated output
Four step phase overcurrent protection, 3–phase
output
Four step phase overcurrent protection, phase
segregated output
Instantaneous residual overcurrent protection
Four step residual overcurrent protection, zero/
negative sequence direction
Sensitive directional residual overcurrent and power
protection
Time delayed 2-step undercurrent protection
Thermal overload protection, one time constant,
Celsius
Thermal overload protection, one time constant,
Fahrenheit
Breaker failure protection, 3–phase activation and
output
Breaker failure protection, phase segregated
activation and output
Stub protection
Pole discordance protection
Broken conductor check
Directional underpower protection
Directional overpower protection
Negative sequence based overcurrent function
Two step undervoltage protection
Two step overvoltage protection
Two step residual overvoltage protection
Line Distance
0–1 1
0–1 1
0–1 1
0–1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–2 1
0–1 1
0–1 1 1
0–2 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
0–1 1 1
1MRK 506 331-UUS A
1
1
1
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
Commissioning Manual