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Selection Criteria for Protection Electrical Circuits
Power factor correction
Select transformer data:
Transformer Output Power (Sn)
(Select output)
30
45
75
112,5
150
225
300
500
750
1000
1500
2000
2500
3000
5000/6250
7500/9375
10000/12500
15000/18750
20000/25000
25000/31250
30000/37500
kVA
Transformer Voltage
(Select voltage)
220 V
380 V
440 V
D or NH Fuses
(A)
Reactive Power
kvar
(5)
On substations with two or more transformers connected in parallel at the lower voltage, for short-circuit level determination, you should consider the sum of outputs in kVA and the average of the percentage impedance values Z (%).
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