ABB REG670 - Sensitive Rotor Earth Fault Protection, Injection Based ROTIPHIZ

R
X
Underexcitation Protection
Restrain area
DirAngle
- XoffsetDirLine
en06000461-2.vsd
IEC06000461 V2 EN
Figure 153: The settings XoffsetDirLine and DirAngle
8.7 Sensitive rotor earth fault protection, injection based
ROTIPHIZ
8.7.1 Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Sensitive rotor earth fault protection,
injection based
ROTIPHIZ Rre< 64R
8.7.2 Application
The sensitive rotor earth fault protection, injection based (ROTIPHIZ), is used to
detect earth faults in the rotor windings of generators and motors. An independent
Section 8 1MRK 502 071-UEN -
Impedance protection
290 Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
Application manual