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ABB SDG-1T Instruction Leaflet page 14

Static ground distance

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POSITIVE SEQUENCE SETTINGS (Z
S = 2
T
1.2
1.5
2.1
3.0
4.5
2.84
3.54
4.96
7.08
10.62
2.76
3.46
4.84
6.90
10.35
2.68
3.36
4.72
6.72
10.08
2.62
3.28
4.58
6.54
9.81
2.54
3.18
4.44
6.36
9.54
2.48
3.10
4.32
6.18
9.27
2.4
3.0
4.20
6.0
9.0
2.32
2.90
4.08
5.82
8.73
2.26
3.95
5.64
8.46
2.18
3.82
5.46
8.19
2.12
3.70
5.28
7.92
2.04
3.54
5.10
7.65
1.98
7.38
1.1 - 31 OHM RELAY RANGE
)
1
S = 3
6.3
8.7
6.3
8.7
T
3.6
0
14.9
20.5
22.3
30.8
8.50
14.5
20.0
21.6
30.0
8.30
14.1
19.5
21.2
29.3
8.10
13.8
19.0
28.4
7.88
13.4
18.5
27.7
7.64
13.0
17.9
27.0
7.42
12.6
17.4
26.1
7.20
12.2
16.9
25.2
7.00
11.8
16.3
24.5
6.76
11.5
15.8
23.7
6.54
11.1
15.3
23.0
6.32
10.7
22.7
6.12
Table 1
ZERO SEQUENCE SETTINGS (Z
)
0
S = 2
4.5
6.3
9.0
13.5
18.9
10.6
14.9
21.2
31.8
44.5
10.34
14.5
20.7
31.0
43.5
10.08
14.1
20.2
30.2
42.4
9.80
13.8
19.6
29.4
41.2
9.54
13.4
19.1
28.6
40.0
9.28
13.0
18.5
27.8
39.0
9.0
12.6
18.0
27.0
37.8
8.72
12.2
17.5
26.2
36.6
11.8
16.9
25.4
35.4
11.5
16.4
24.6
34.4
11.1
15.8
23.8
32.2
10.7
15.3
23.0
32.0
22.2
M
S = 3
LEAD
26.1
18.9
26.1
+M
-M
61.5
66.6
92.5
+.18
60.0
65.1
90.0
+.15
58.5
63.6
87.5
+.12
56.8
85.2
+.09
55.3
83.0
+.06
53.8
80.5
+.03
52.2
78.3
0
0
50.5
75.8
-.03
49.0
73.5
-.06
47.5
71.0
-.09
45.8
68.8
-.12
-.15
-.18
CONNECT
"L"
"R" LEAD
TO
TO TAP
TAP
.06
0
.06
.03
.09
0
.09
.03
.06
.09
.03
0
0
0
0
.03
.09
.06
.03
.09
0
.09
.03
.06
0
.06

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