ABB REB670 Applications Manual page 277
Busbar protection 2.1 ansi, relion 670 series
Hide thumbs
Also See for REB670:
- Applications manual (554 pages) ,
- Commissioning manual (196 pages) ,
- Operator's manual (116 pages)
Table of Contents
Advertisement
1MRK 505 337-UUS -
Application manual
Q [pu]
A
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
-rca
-0.2
-0.4
ILowSet
D
Operating Region
-0.6
-0.8
ANSI05000535 V1 EN
Figure 103:
Loss of excitation
ILowSet
B
P [pu]
1
0.8
1.2
1.4
C
Section 10
Multipurpose protection
Operating region
I
PS
rca
V
PS
en05000535_ansi.vsd
271
Advertisement
Table of Contents
