Page 286 - Handbook of Electrical Engineering
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272 HANDBOOK OF ELECTRICAL ENGINEERING
Figure 11.3 One-line diagram of faulted low voltage system.
Figure 11.4 Equivalent circuit of faulted low voltage system.
Table 11.2. Impedance data values
Item R1 X1 R2 X2 R3 X3 R4 X4
T1 0.0333 pu 0.6 pu
∗
∗
3c-240 mm 2 0.01976 0.0146
Cable C1 0.1815 pu 0.1343 pu
∗
∗
∗
∗
T2 0.35 pu 3 pu
Busbars 0.000086 0.00044
∗
∗
B1 0.0444 pu 0.2273 pu
∗ per unit at 100 MVA base.
