ABB REB500 - Section 5 Bay Protection Functions; Application; Technical Details

1MRK 505 353-UEN Section 5
Bay protection functions
Application Manual 35
Bay protection functions REB500
Section 5 Bay protection functions
5.1 Application / Technical details
For detailed information about application and technical details of the bay protec-
tion functions refer to Users Guide REB500/ REB500sys 1MRB520292-Uen Sec-
tion 12 as follows:
Bay protection Function Section
Logic
12.15
Delay / integrator
12.16
DIST
Distance protecti
on
12.2
OCDT
Definite time over and undercurrent protection
12.3
OCINV
Inverse time overcurrent protection
12.4
DIROCDT
Directional overcurrent definite time protection
12.5
DIROCINV
Directional overcurrent inverse time protection
12.6
I0INV
I
nverse
time earthfault overcurrent protection
12.7
OCINST
Peak value over and undercurrent protection
12.17
OVDT
Definite time over and undervoltage protection
12.8
CHKI3PH
Three phase current plausibility
12.11
CHKU3PH
Three phase voltage plausibility
12.12