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2 - 575 KVA .
SHORT CIRCUIT CALCULATION OF AUX. GENER.4TOR 1
Generator Type: LEROY-SOMER LSAM49.1 S4
Rated Power (Power Factor = 0. 8): 5 75.0 kVA. 460 kW
Voltage and Frequency: 3x380V, 50 Hz
Short Circuit Transient Time Constant T'd: 100.0000 ms.
Short Circuit Subtransient Time Constant T" d: 10.0000 ms.
ArmatureD.C. Time Constant T: 15.0000 ms.
Direct Axis Transient Reactance X'd: 0.1750 p.u.
Direct Axis Subtransient Reactance X"d 1.4000 p.u.
t | (Iu-V)e~'/T" noloai | T9 1 no load | I ac rms | lac | |||
no load | rated load | ||||||
(ms) | (kA) | (kA) | (kA) | (kA) | |||
0.0 | -4.36S > | * 1.000 | -4.36S | 4.992 | 0.624 | 0.6S6 | |
1/2T = | 10.0 | -4.368: | 0.368 | -1.607 | 4.992 | 3.385 | 3.724 |
T = | 20.0 | -4.368: | i 0.135 | -0.591 | 4.992 | 4.401 | 4.841 |
3/2T = | 30.0 | -4.368 | ^ 0.050 | -0.217 | 4.992 | 4.775 | 5.252 |
2T = | 40.0 | -4.36S | 0.018 | -0.0S0 | 4.992 | 4.912 | 5.403 |
3T = | 60.0 | -4.368: | i- 0.002 | - 0.011 | 4.992 | 4.981 | 5.479 |