ABB RET670 - Page 41

IEC 61850 or
function name
ANSI Function description
RET670 (Customized)
SDEPSDE 67N Sensitive directional residual overcurrent and power protection 0-3
LCPTTR 26 Thermal overload protection, one time constant, Celsius 0-2
LFPTTR 26 Thermal overload protection, one time constant, Fahrenheit 0-2
TRPTTR 49 Thermal overload protection, two time constants 0-6
CCRBRF 50BF Breaker failure protection 0-6
STBPTOC 50STB Stub protection 0-3
CCPDSC 52PD Pole discordance protection 0-6
GUPPDUP 37 Directional underpower protection 0-2
GOPPDOP 32 Directional overpower protection 0-2
BRCPTOC 46 Broken conductor check 1
CBPGAPC Capacitor bank protection 0-6
NS2PTOC 46I2 Negative sequence time overcurrent protection for machines 0-2
VRPVOC 51V Voltage restrained overcurrent protection 0-3
Voltage protection
UV2PTUV 27 Two step undervoltage protection 0-3
OV2PTOV 59 Two step overvoltage protection 0-3
ROV2PTOV 59N Two step residual overvoltage protection 0-3
OEXPVPH 24 Overexcitation protection 0-2
VDCPTOV 60 Voltage differential protection 0-2
LOVPTUV 27 Loss of voltage check 1
Frequency protection
SAPTUF 81 Underfrequency protection 0-6
SAPTOF 81 Overfrequency protection 0-6
SAPFRC 81 Rate-of-change of frequency protection 0-6
Multipurpose protection
CVGAPC General current and voltage protection 0-9
General calculation
SMAIHPAC Multipurpose filter 0-6
1) 67 requires voltage
2) 67N requires voltage
1MRK 504 165-UUS - Section 3
Available functions
Transformer protection RET670 2.2 ANSI 35
Commissioning manual