ABB REG670 - Page 10

Function for energy calculation and demand handling
ETPMMTR .............................................................................48
Setting group N.................................................................................49
Overview......................................................................................
49
Differential protection...................................................................49
Overview................................................................................49
Generator differential protection GENPDIF ...........................49
Transformer differential protection, two winding
T2WPDIF ...............................................................................49
Transformer differential protection, three winding
T3WPDIF ...............................................................................49
Restricted earth fault protection REFPDIF ............................50
High impedance differential protection HZPDIF ....................50
Impedance protection..................................................................50
Overview................................................................................50
Full-scheme distance protection, mho characteristic
ZMHPDIS ..............................................................................50
Directional impedance element for mho characteristics
ZDMRDIR ..............................................................................50
Pole slip protection PSPPPAM ..............................................51
Current protection........................................................................51
Overview................................................................................51
Breaker failure protection CCRBRF ......................................51
Directional over-power protection GOPPDOP ......................51
Directional under-power protection GUPPDUP .....................51
Instantaneous phase overcurrent protection PHPIOC ..........51
Instantaneous residual overcurrent protection EFPIOC ........52
Four step directional negative phase sequence
overcurrent protection NS4PTOC..........................................52
Four step phase overcurrent protection OC4PTOC ..............52
Pole discordance protection CCRPLD...................................52
Four step residual overcurrent protection EF4PTOC ............52
Sensitive directional residual over current and power
protection SDEPSDE ............................................................53
Thermal overload protection, two time constants
TRPTTR ................................................................................53
Voltage protection........................................................................53
Overview................................................................................53
Overexcitation protection OEXPVPH ....................................53
Two step overvoltage protection OV2PTOV .........................53
Two step residual overvoltage protection ROV2PTOV .........53
Two step undervoltage protection UV2PTUV ........................54
Voltage differential protection VDCPTOV .............................54
Frequency protection...................................................................54
Table of contents
4
Operator's manual