Back-Up Protection Functions - ABB REG670 2.0 IEC Commissioning Manual

Relion 670 series generator protection
Table of Contents

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Section 3
Available functions
3.2
IEC 61850
ANSI
Current protection
PHPIOC
50
OC4PTOC
1)
51_67
EFPIOC
50N
EF4PTOC
51N
2)
67N
NS4PTOC
46I2
SDEPSDE
67N
TRPTTR
49
CCRBRF
50BF
STBPTOC
50STB
CCPDSC
52PD
GUPPDUP
37
GOPPDOP
32
BRCPTOC
46
NS2PTOC
46I2
AEGPVOC
50AE
VRPVOC
51V
GSPTTR
49S
GRPTTR
49R
Voltage protection
UV2PTUV
27
OV2PTOV
59
Table continues on next page
30

Back-up protection functions

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,
two time constant
Breaker failure protection
Stub protection
Pole discordance protection
Directional underpower
protection
Directional overpower
protection
Broken conductor check
Negative sequence time
overcurrent protection for
machines
Accidental energizing protection
for synchronous generator
Voltage restrained overcurrent
protection
Stator overload protection
Rotor overload protection
Two step undervoltage
protection
Two step overvoltage protection
Generator
REG670
0-4
1
0-6
4
0-2
1
0-6
1
0-2
1-C41
0-2
1-C16
0-3
1
0-4
2
0-4
2
0-4
2
0-4
2
0-2
1
0-2
1
0-3
3-C36
0-1
1-C37
0–1
1-C38
0-2
2
0-2
2
Generator protection REG670 2.0 IEC
1MRK502053-UEN B
2
2
4
4
2
2
5
5
2-C42
2-C42
1-C16
1-C16
2
3
4
4
2
2
4
4
4
4
1
1
1
1
3-C36
3-C36
1-C37
1-C37
1-C38
1-C38
2
2
2
2
Commissioning manual

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