IEC 61850
ANSI
Function description
Generator
REG670
(Customized)
ROTIPHIZ
64R
Sensitive rotor ground fault protection, injection
based
0-1
STTIPHIZ
64S
100% stator ground fault protection, injection based
0-1
ZGVPDIS
21
Underimpedance protection for generators and
transformers
0–1
2.2
Back-up protection functions
GUID-A8D0852F-807F-4442-8730-E44808E194F0 v10
IEC 61850
ANSI
Function description
REG670
(Customized)
Current protection
PHPIOC
50
Instantaneous phase overcurrent protection
0-4
OC4PTOC
51_67
1)
Four step phase overcurrent protection
0-6
PH4SPTOC
51
Four step single phase overcurrent protection
EFPIOC
50N
Instantaneous residual overcurrent protection
0-2
EF4PTOC
51N
67N
2)
Four step residual overcurrent protection
0-6
NS4PTOC
46I2
Four step directional negative phase sequence
overcurrent protection
0-2
SDEPSDE
67N
Sensitive directional residual overcurrent and power
protection
0-2
TRPTTR
49
Thermal overload protection, two time constant
0-3
CCRBRF
50BF
Breaker failure protection
0-4
STBPTOC
50STB
Stub protection
CCPDSC
52PD
Pole discordance protection
0-4
GUPPDUP
37
Directional underpower protection
0-4
GOPPDOP
32
Directional overpower protection
0-4
BRCPTOC
46
Broken conductor check
NS2PTOC
46I2
Negative sequence time overcurrent protection for
machines
0-2
AEGPVOC
50AE
Accidental energizing protection for synchronous
generator
0-2
VRPVOC
51V
Voltage restrained overcurrent protection
0-3
GSPTTR
49S
Stator overload protection
0-1
GRPTTR
49R
Rotor overload protection
0–1
Voltage protection
UV2PTUV
27
Two step undervoltage protection
0-2
OV2PTOV
59
Two step overvoltage protection
0-2
ROV2PTOV
59N
Two step residual overvoltage protection
0-3
Table continues on next page
Section 2
1MRK 502 066-UUS B
Available functions
58
Technical manual
Summary of Contents for Relion 670 series
Page 1: ... RELION 670 SERIES Generator protection REG670 Version 2 1 ANSI Technical manual ...
Page 2: ......
Page 48: ...42 ...
Page 62: ...56 ...
Page 182: ...176 ...
Page 692: ...686 ...
Page 726: ...720 ...
Page 1014: ...1008 ...
Page 1242: ...1236 ...
Page 1362: ...1356 ...
Page 1386: ...1380 ...
Page 1422: ...1416 ...
Page 1431: ...1425 ...