Power Electronics SD700 Series - Page 44

SD700 SERIES
POWER ELECTRONICS
42
POWER CONNECTION
6.5.3. 24 Pulses Configuration Example
General characteristics:
 Suggested Vector Diagram: D(-7.5)d0/D(-7.5)y11
D(+7.5)d0/D(+7.5)y11
 Nominal secondary windings voltage (V): 3xVn
1
 Recommended Tap voltage on primary side (%): ±10%
 Total Nominal current (A): In (A)
 Total Overload (A): 120% ND (60 seconds)
150% HD (60 seconds)
 Short circuit Impedance (%): < 7%
 Secondary winding power factor: 0.90
 Recommended Rated Power (kVA): +20% Motor Power
SD700 24 pulses connection scheme:
Figure 6.14 SD700 24 pulses
1
For improved performance, it is recommended to increase a 3% the nominal secondary voltage.