POWER TRANSFORMER WITH OFF LOAD CIRCUIT TAP CHANGER
POWER TRANSFORMER - SELECTION TABLE, TECHNICAL DATA, DIMENTION AND WEIGHTS
Characteristics
Oil : immersed three phase power transformer with off-load tap changer
10/16 to 63/100 MVA, Rated voltage up to 132 kVA
Three phase Power Transformer with Under License EBG / Austria.

Rated frequency 50 Hz.
Tapping Rang ±5% in ±2 steps.
Vector group Dyn1 others upon request.
Cooling method ONAN/ONAF

Rated power ONAN (MVA) Rated power ONAF (MVA) No-Load Loss (kW) Load loss ONAN (kW) Load loss ONAF (kW) Impedance Voltage ONAN (%) Impedance Voltage ONAF (%)
10 16 12 47 120.3 9 14.4
12.5 20 14 52 133.2 9 14.4
16 25 16 58 141.6 10 15.6
20 31.5 19 65 161.3 10 12.6
25 40 23 72 184.3 10 16
31.5 50 26 80 201.6 10 15.9
40 63 33 94 233.2 10 15.8
50 80 39 112 286.8 10 16
63 100 47 120 302.4 10 15.9

Rated power ONAN (MVA) Rated power ONAF (MVA) Dimension LxWxH (mm) Total weight (kg) Oil weight (kg) Shipping weight (kg)
10 16 3500x2650x4200 25,200 3,400 19,000
12.5 20 3700x2700x4300 28,000 8,800 20,000
16 25 3800x2750x4500 31,500 9,500 25,200
20 31.5 3900x2800x4700 35,700 10,000 28,560
25 40 4000x2900x4800 40,600 11,000 32,480
31.5 50 4100x2950x4900 45,500 12,000 36,400
40 63 4200x3000x5000 52,500 13,200 42,000
50 80 4300x3100x5100 63,000 15,500 50,400
63 100 4400x3200x5200 70,000 18,000 56,000
Remark: For the special require please contact us by below address.

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