GE UR T60 - Page 224

5-86 T60 Transformer Protection System GE Multilin
5.4 SYSTEM SETUP 5 SETTINGS
5
Table 5–7: PHASE AND ZERO SEQUENCE COMPENSATION FOR TYPICAL VALUES OF Φ
comp
Φ
comp
[w] Grounding[w] = “Not within zone” Grounding[w] = “Within zone”
0°
30° lag
60° lag
,
,
90° lag
120° lag
150° lag
180° lag
210° lag
I
A
p
w[] I
A
w[]=
I
B
p
w[] I
B
w[]=
I
C
p
w[] I
C
w[]=
I
A
p
w[]
2
3
---
I
A
w[]
1
3
---
I
B
w[]
1
3
---
I
C
w[]––=
I
B
p
w[]
2
3
---
I
B
w[]
1
3
---
I
A
w[]
1
3
---
I
C
w[]––=
I
C
p
w[]
2
3
---
I
C
w[]
1
3
---
I
A
w[]
1
3
---
I
B
w[]––=
I
A
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
C
w[]–=
I
B
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
A
w[]–=
I
C
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
B
w[]–=
I
A
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
C
w[]–=
I
B
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
A
w[]–=
I
C
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
B
w[]–=
I
A
p
w[] I
C
w[]–=
I
B
p
w[] I
A
w[]–=
I
C
p
w[] I
B
w[]–=
I
A
p
w[]
2
3
---
I
C
w[]–
1
3
---
I
A
w[]
1
3
---
I
B
w[]++=
I
B
p
w[]
2
3
---
I
A
w[]–
1
3
---
I
B
w[]
1
3
---
I
C
w[]++=
I
C
p
w[]
2
3
---
I
B
w[]–
1
3
---
I
A
w[]
1
3
---
I
C
w[]++=
I
A
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
C
w[]–=
I
B
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
A
w[]–=
I
C
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
B
w[]–=
I
A
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
C
w[]–=
I
B
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
A
w[]–=
I
C
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
B
w[]–=
I
A
p
w[] I
B
w[]=
I
B
p
w[] I
C
w[]=
I
C
p
w[] I
A
w[]=
I
A
p
w[]
2
3
---
I
B
w[]
1
3
---
I
A
w[]–
1
3
---
I
C
w[]–=
I
B
p
w[]
2
3
---
I
C
w[]
1
3
---
I
A
w[]–
1
3
---
I
B
w[]–=
I
C
p
w[]
2
3
---
I
A
w[]
1
3
---
I
B
w[]–
1
3
---
I
C
w[]–=
I
A
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
A
w[]–=
I
B
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
B
w[]–=
I
C
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
C
w[]–=
I
A
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
A
w[]–=
I
B
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
B
w[]–=
I
C
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
C
w[]–=
I
A
p
w[] I
A
w[]–=
I
B
p
w[] I
B
w[]–=
I
C
p
w[] I
C
w[]–=
I
A
p
w[]
2
3
---
I
A
w[]–
1
3
---
I
B
w[]
1
3
---
I
C
w[]++=
I
B
p
w[]
2
3
---
I
B
w[]–
1
3
---
I
A
w[]
1
3
---
I
C
w[]++=
I
C
p
w[]
2
3
---
I
C
w[]–
1
3
---
I
A
w[]
1
3
---
I
B
w[]++=
I
A
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
A
w[]–=
I
B
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
B
w[]–=
I
C
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
C
w[]–=
I
A
p
w[]
1
3
-------
I
C
w[]
1
3
-------
I
A
w[]–=
I
B
p
w[]
1
3
-------
I
A
w[]
1
3
-------
I
B
w[]–=
I
C
p
w[]
1
3
-------
I
B
w[]
1
3
-------
I
C
w[]–=