Satec RPT091, Быстрое руководство

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11
LINE
LINE
LINE
+
+
+
+
+
+
-
K
+
K
K
-
L
L
-
- -
- -
L
1(A)
2(B)
3(C)
Shorting
Switches
+ + +
11 9 7 6 4 3 1
12 10
8 5 2
V
1
V
2
V
N
V
3 1 2
3
Currents Voltages
LOAD
I I I
Figure 3-6
Four Wire Wye Connection Using 2 PTs, 3 CTs (2 ½-element)
Wiring Mode =
3LL3 or 3Ln3
[Note : Use this configuration only if voltages are balanced]
LINE
LINE
+
+
-
K
+
K
K
-
L
L
-
L
1(A)
2(B)
3(C)
Shorting
Switches
+ +
+
11 9 7 6 4 3 1 12 10
8 5 2
V
1
V
2
V
N
V
3 1 2
3
Currents Voltages
LOAD
+
+
+
+
-
-
-
-
I I
I
Figure 3-7
Three Wire Open Delta Connection Using 2 PTs, 3 CT
(2½-element) Wiring Mode =
3OP3