Oil Type Transformer
This section details the specifications for Oil Type Transformers.
3P 22.9kV-L.V Ratings
Specifications for 3-phase transformers with a 22.9kV primary voltage and various low voltage secondary options.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H | Oil (ℓ) | Total Weight (㎏) |
| 1000 | 4.5 | 1.3 | 98.4 | - | 2200 | 1950 | 1700 | 900 | 3500 |
| 1500 | 4.5 | 1.25 | 98.5 | - | 2600 | 2100 | 2600 | 1480 | 4800 |
| 2000 | 4.5 | 1.2 | 98.5 | - | 2900 | 2200 | 2800 | 1700 | 6200 |
| 2500 | 4 | 1.2 | 98.7 | - | 3100 | 2500 | 2900 | 2000 | 7300 |
| 3000 | 4 | 1.2 | 98.7 | - | 3100 | 2600 | 3050 | 2200 | 8000 |
| 5000 | 4 | 1.1 | 98.9 | - | 3200 | 3000 | 3100 | 3200 | 12000 |
| 7500 | 3.5 | 1 | 99.1 | - | 3400 | 3400 | 3300 | 4000 | 14500 |
| 10000 | 3.5 | 1 | 99.2 | - | 3600 | 3800 | 4000 | 5500 | 16500 |
| 12000 | 3 | 1.2 | 99.0 | - | 4250 | 3840 | 3830 | 5600 | 26500 |
| 14000 | 2.5 | 1.1 | 99.1 | - | 4300 | 3900 | 4070 | 7300 | 29000 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 22.9㎸, Secondary voltage 6.6/3.3㎸, TAP Voltage 23.9 - R22.9 - 21.9 - 20.9 - 19.9㎸, Vector Dd0, Dyn11.etc.
3P 22.9kV-L.V Ratings (Alternative Table)
Specifications for 3-phase transformers with a 22.9kV primary voltage and various low voltage secondary options.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H |
| 100 | 5.5 | 2.0 | 97.80 | 98.50 | 1110 | 750 | 1340 |
| 200 | 5.5 | 2.0 | 97.90 | 98.60 | 1160 | 900 | 1290 |
| 300 | 5.0 | 1.9 | 98.10 | 98.70 | 1310 | 1100 | 1340 |
| 400 | 4.5 | 1.9 | 98.30 | 98.70 | 1430 | 1120 | 1410 |
| 500 | 4.0 | 1.8 | 98.30 | 98.80 | 1480 | 1250 | 1460 |
| 600 | 4.0 | 1.8 | 98.50 | 98.80 | 1700 | 1450 | 1445 |
| 750 | 4.0 | 1.7 | 98.50 | 98.90 | 1710 | 1450 | 1505 |
| 1000 | 4.0 | 1.7 | 98.50 | 99.00 | 1820 | 1450 | 1550 |
| 1250 | 3.5 | 1.5 | 98.60 | 99.00 | 1790 | 1450 | 1830 |
| 1500 | 3.5 | 1.5 | 98.60 | 99.00 | 1900 | 1450 | 1850 |
| 2000 | 3.5 | 1.4 | 98.70 | 99.10 | 2030 | 1500 | 1930 |
| 2500 | 2.5 | 1.4 | 98.70 | 99.20 | 2100 | 2100 | 2085 |
| 3000 | 2.5 | 1.4 | 98.80 | 99.20 | 2200 | 2400 | 2200 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 22.9kV, Secondary voltage 220, 380, 440, 208y/120, 220y/127. 380y/220, 400y/230, 440y/254V, TAP Voltage 23.9 - R22.9 - 21.9 - 20.9 - 19.9kV, Vector Dd0, Dyn11.etc.
3p 6.6/3.3kV-L.V Ratings
Specifications for 3-phase transformers with a 6.6/3.3kV primary voltage and various low voltage secondary options.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H |
| 100 | 5.5 | 2.0 | 97.70 | 98.50 | 990 | 630 | 1125 |
| 200 | 5.5 | 2.0 | 97.70 | 98.60 | 1080 | 840 | 1180 |
| 300 | 5.0 | 1.9 | 97.80 | 98.70 | 1260 | 1000 | 1260 |
| 400 | 4.5 | 1.8 | 98.10 | 98.80 | 1360 | 1100 | 1290 |
| 500 | 4.0 | 1.8 | 98.10 | 98.80 | 1500 | 1230 | 1380 |
| 600 | 4.0 | 1.8 | 98.10 | 98.80 | 1540 | 1270 | 1380 |
| 750 | 4.0 | 1.7 | 98.20 | 98.90 | 1700 | 1370 | 1480 |
| 1000 | 4.0 | 1.7 | 98.20 | 99.00 | 1700 | 1370 | 1580 |
| 1250 | 3.5 | 1.5 | 98.40 | 99.10 | 1760 | 1380 | 1680 |
| 1500 | 3.5 | 1.5 | 98.40 | 99.10 | 1880 | 1450 | 1680 |
| 2000 | 3.5 | 1.4 | 98.40 | 99.10 | 1920 | 1500 | 1850 |
| 2500 | 2.5 | 1.4 | 98.40 | 99.20 | 2050 | 2440 | 2160 |
| 3000 | 2.5 | 1.4 | 98.50 | 99.20 | 2100 | 2500 | 2250 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 6.6/3.3㎸, Secondary voltage 220, 380, 440, 208y/120, 220y/127. 380y/220, 400y/230, 440y/254V, TAP Voltage 6.9 - R6.6 - 6.3 - 6.0 - 5.7kV / 3.45 - R3.3 - 3.15 - 3.0 - 2.85kV, Vector Dd0, Dyn11.etc.
3P 22.9kV-6.6/3.3kV Ratings
Specifications for 3-phase transformers with a 22.9kV primary and 6.6/3.3kV secondary voltage.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H |
| 100 | 5.5 | 1.8 | 97.90 | 98.50 | 1180 | 700 | 1350 |
| 200 | 5.5 | 1.8 | 97.70 | 98.60 | 1230 | 800 | 1350 |
| 300 | 5.0 | 1.8 | 97.90 | 98.70 | 1320 | 1000 | 1410 |
| 400 | 4.5 | 1.7 | 98.00 | 98.80 | 1400 | 1020 | 1460 |
| 500 | 4.5 | 1.7 | 98.10 | 98.90 | 1430 | 1020 | 1550 |
| 600 | 4.0 | 1.7 | 98.10 | 98.90 | 1620 | 1220 | 1600 |
| 750 | 4.0 | 1.7 | 98.20 | 98.90 | 1700 | 1300 | 1600 |
| 1000 | 4.0 | 1.6 | 98.20 | 99.00 | 1720 | 1300 | 1750 |
| 1250 | 3.5 | 1.5 | 98.30 | 99.10 | 1750 | 1300 | 1880 |
| 1500 | 3.5 | 1.5 | 98.40 | 99.10 | 1960 | 1450 | 1880 |
| 2000 | 3.5 | 1.3 | 98.60 | 99.20 | 2000 | 1480 | 1970 |
| 2500 | 3.5 | 1.3 | 98.60 | 99.20 | 2120 | 2100 | 1970 |
| 3000 | 3.0 | 1.3 | 98.70 | 99.30 | 2200 | 2200 | 2100 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 22.9㎸, Secondary voltage 6.6/3.3kV, TAP Voltage 23.9 - R22.9 - 21.9 - 20.9 - 19.9kV, Vector Dd0.
3P 22.9kV-L.V Ratings (Another Configuration)
Specifications for 3-phase transformers with a 22.9kV primary voltage and various low voltage secondary options.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H |
| 100 | 2.0 | 1.5 | 98.80 | 99.00 | 1210 | 750 | 1480 |
| 200 | 2.0 | 1.5 | 98.80 | 99.10 | 1270 | 820 | 1390 |
| 300 | 2.0 | 1.5 | 98.90 | 99.20 | 1320 | 870 | 1500 |
| 400 | 1.8 | 1.4 | 98.90 | 99.25 | 1390 | 920 | 1450 |
| 500 | 1.8 | 1.4 | 98.90 | 99.25 | 1370 | 950 | 1500 |
| 600 | 1.8 | 1.4 | 99.00 | 99.30 | 1410 | 1000 | 1530 |
| 750 | 1.7 | 1.3 | 99.05 | 99.30 | 1420 | 1120 | 1550 |
| 1000 | 1.7 | 1.3 | 99.10 | 99.35 | 1570 | 1150 | 1730 |
| 1250 | 1.6 | 1.2 | 99.15 | 99.40 | 1760 | 1330 | 1840 |
| 1500 | 1.6 | 1.2 | 99.20 | 99.45 | 2020 | 1350 | 2190 |
| 2000 | 1.5 | 1.1 | 99.20 | 99.45 | 2030 | 1450 | 2200 |
| 2500 | 1.4 | 1.0 | 99.30 | 99.50 | 2520 | 1500 | 2460 |
| 3000 | 1.3 | 1.0 | 99.30 | 99.50 | 2550 | 1500 | 2500 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 22.9kV, Secondary voltage 220, 380, 440, 208y/120, 220y/127. 380y/220, 400y/230, 440y/254V, TAP Voltage 23.9 - R22.9 - 21.9 - 20.9 - 19.9kV, Vector Dd0, Dyn11.etc.
3p 6.6/3.3kV-L.V Ratings (Alternative Configuration)
Specifications for 3-phase transformers with a 6.6/3.3kV primary voltage and various low voltage secondary options.
| CAPACITY (kVA) | Exciting Current Io(%) | Voltage Req. ε (%) | Efficiency(%) 100% | Efficiency(%) 50% | Dimension(mm) W | Dimension(mm) D | Dimension(mm) H |
| 100 | 2.0 | 1.5 | 98.80 | 99.00 | 1250 | 730 | 1250 |
| 200 | 2.0 | 1.5 | 98.80 | 99.10 | 1080 | 840 | 1180 |
| 300 | 5.0 | 1.9 | 97.80 | 98.70 | 1260 | 1000 | 1260 |
| 400 | 4.5 | 1.8 | 98.10 | 98.80 | 1360 | 1100 | 1290 |
| 500 | 4.0 | 1.8 | 98.10 | 98.80 | 1500 | 1230 | 1380 |
| 600 | 4.0 | 1.8 | 98.10 | 98.80 | 1540 | 1270 | 1380 |
| 750 | 4.0 | 1.7 | 98.20 | 98.90 | 1700 | 1370 | 1480 |
| 1000 | 4.0 | 1.7 | 98.20 | 99.00 | 1700 | 1370 | 1580 |
| 1250 | 3.5 | 1.5 | 98.40 | 99.10 | 1760 | 1380 | 1680 |
| 1500 | 3.5 | 1.5 | 98.40 | 99.10 | 1880 | 1450 | 1680 |
| 2000 | 3.5 | 1.4 | 98.40 | 99.10 | 1920 | 1500 | 1850 |
| 2500 | 2.5 | 1.4 | 98.40 | 99.20 | 2050 | 2440 | 2160 |
| 3000 | 2.5 | 1.4 | 98.50 | 99.20 | 2100 | 2500 | 2250 |
Ratings: Phase 3φ, Frequency 60㎐, 50㎐, Primary voltage 6.6/3.3㎸, Secondary voltage 220, 380, 440, 208y/120, 220y/127. 380y/220, 400y/230, 440y/254V, TAP Voltage 6.9 - R6.6 - 6.3 - 6.0 - 5.7kV / 3.45 - R3.3 - 3.15 - 3.0 - 2.85kV, Vector Dd0, Dyn11.etc.
