Current Protection; Frequency Protection; Multipurpose Protection - ABB Relion 670 Series Product Manual

Busbar protection REB670
Customized
Product version: 1.2
Back-up protection functions
IEC 61850 ANSI

Current protection

OC4PTOC 51_67
PH4SPTOC 51
TRPTTR 49
CCRBRF 50BF
CCSRBRF 50BF
GUPPDUP 37
GOPPDOP 32
CBPGAPC
Voltage protection
UV2PTUV 27
OV2PTOV 59
ROV2PTOV 59N
VDCPTOV 60
LOVPTUV 27

Frequency protection

SAPTUF 81
SAPTOF 81
SAPFRC 81

Multipurpose protection

CVGAPC
10
Function description
Four step phase overcurrent protection
Four step single phase overcurrent protection
Thermal overload protection, two time constant
Breaker failure protection
Breaker failure protection, single phase version
Directional underpower protection
Directional overpower protection
Capacitor bank protection
Two step undervoltage protection
Two step overvoltage protection
Two step residual overvoltage protection
Voltage differential protection
Loss of voltage check
Underfrequency protection
Overfrequency protection
Rate-of-change frequency protection
General current and voltage protection
1MRK505273-BEN D
Busbar
REB670
0-8
0-24
0-2
0-8
0-24
0-4
0-4
0-2
0-2
0-2
0-2
0-2
0-2
0-6
0-6
0-6
0-6
ABB