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ABB SDG-1T Instruction Leaflet page 12

Static ground distance

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POSITIVE SEQUENCE (Z
S = 1
T
1.2
1.5
2.1
3.0
1.42
1.77
2.48
3.54
1.38
1.73
2.42
3.45
1.34
1.68
2.36
3.36
1.31
1.64
2.29
3.27
1.27
1.59
2.22
3.18
1.24
1.55
2.16
3.09
1.20
1.5
2.10
3.00
1.16
1.45
2.04
2.91
1.13
1.97
2.82
1.09
1.91
2.73
1.06
1.85
2.64
1.02
1.77
2.55
.99
1.1 - 31 OHMS RELAY RANGE
)
1
4.5
6.3
8.7
T
3.6
0
5.3
7.43
10.2
4.25
5.17
7.25
10.0
4.15
5.04
7.05
9.75
4.05
4.90
6.89
9.50
3.94
4.77
6.70
9.25
3.82
4.64
6.50
8.95
3.71
4.50
6.30
8.70
3.6
4.36
6.10
8.45
3.50
4.23
5.90
8.15
3.38
4.10
5.74
7.90
3.27
3.96
5.55
7.65
3.16
3.82
5.35
3.06
3.69
2.95
Table 1V
ZERO SEQUENCE (Z
)
0
S = 1
4.5
6.3
9.0
13.5
18.9
5.30
7.45
10.6
15.9
22.2
5.17
7.25
10.4
15.5
21.7
5.04
7.05
10.1
15.1
21.2
4.90
6.89
9.81
14.7
20.6
4.77
6.70
9.54
14.3
20.0
4.64
6.50
9.27
13.9
19.5
4.0
6.30
9.0
13.5
18.9
4.36
6.10
8.73
13.1
18.3
5.90
8.46
12.7
17.7
5.74
8.19
12.3
17.2
5.55
7.92
11.9
16.6
5.35
7.65
11.5
16.0
11.1
CONNECT
M
"L"
"R" LEAD
LEAD
TO TAP
TO
26.1
+M
-M
TAP
30.8
+18
.06
.0
30.0
+.15
.06
.03
29.3
+.12
.09
0
28.4
+.09
.09
.03
27.7
+.06
.06
.09
26.9
+.03
.03
0
26.1
0
0
0
0
25.2
-.03
0
.03
24.5
-.06
.09
.06
23.7
-.09
.03
.09
23.0
.-12
0
.09
-.15
.03
.06
-.18
0
.06

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