RCA
Non-operating area
Max forward angle
Min forward angle
Min reverse angle
88 deg
Forward
area
Backward
area
20% nominal
amplitude
100% nominal
amplitude
1% nominal
amplitude
Max reverse angle
88 deg
IG
-VG
GUID-A8A4ACE3-9DDE-46E3-9E0D-E45E12023841 V1 EN
Figure 165:
Operating characteristic for phase angle classic 88
20
30
40
50
60
70
80
90
100
/ % of
0
90
45
30
15
75
60
-90
-45 -30 -15
-75 -60
Min forward angle
10
88 deg
Forward
area
Non-
operating
area
85 deg
73 deg
100%
of
20%
of
1% of
0
I
n
I
n
I
n
I
n
I
GUID-F9F1619D-E1B5-4650-A5CB-B62A7F6B0A90-ANSI V1 EN
Figure 166:
Phase angle classic 88 amplitude
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
349
Technical Manual
Summary of Contents for Relion 615 series
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