
Type S13 oil-immersed distribution transformer is based on the original S11 distribution transformer, through the research and application of new materials and new technologies and the combination of independent innovation and technology introduction, through the optimization and innovative design of the core and coil structure, to reduce the no-load loss and noise purposes. Self-developed products.| Rated capacity (KVA) | Vector Group | Voltage Combination | | | No-load loss | Load loss | | No-load current | lmpedance | |||
| | | HV | Tapping range | LV | | Dy | Yy | | | |||
| 30 | Yyn0 / Dyn11 | 10 6.3 6 | ±5% ±2X2.5% | 0.4 | 80 | 630 | 600 | 1.5 | 4.0 | |||
| 50 | | | | | 100 | 910 | 870 | 1.3 | | |||
| 63 | | | | | 110 | 1090 | 1040 | 1.2 | | |||
| 80 | | | | | 130 | 1310 | 1250 | 1.2 | | |||
| 100 | | | | | 150 | 1580 | 1500 | 1.1 | | |||
| 125 | | | | | 170 | 1890 | 1800 | 1.1 | | |||
| 160 | | | | | 200 | 2310 | 2200 | 1.0 | | |||
| 200 | | | | | 240 | 2730 | 2600 | 1.0 | | |||
| 250 | | | | | 290 | 3200 | 3050 | 0.9 | | |||
| 315 | | | | | 340 | 3830 | 3650 | 0.9 | | |||
| 400 | | | | | 410 | 4520 | 4300 | 0.8 | | |||
| 500 | | | | | 480 | 5410 | 5150 | 0.8 | | |||
| 630 | | | | | 570 | 6200 | 6200 | 0.6 | 4.5 | |||
| 800 | | | | | 700 | 7500 | 7500 | 0.6 | | |||
| 1000 | | | | | 830 | 10300 | 10300 | 0.6 | | |||
| 1250 | | | | | 970 | 12000 | 12000 | 0.5 | | |||
| 1600 | | | | | 1170 | 14500 | 14500 | 0.5 | | |||
| 2000 | | | | | 1360 | 18300 | 18300 | 0.4 | 5.0 | |||
| 2500 | | | | | 1600 | 21200 | 21200 | 0.4 | | |||