
Our flagship offerings encompass a wide array of high-performance transformers including 10KV to 69KV S11, 13, 20, and 22 series three-dimensional magnetic circuit coil iron core transformers, the SH15 series of cutting-edge amorphous alloy power transformers, and SCB10, SCB11, 12, 13, and 15 series resin-insulated dry-type transformers. We also specialize in pre-installed substations available in both European and American styles, along with state-of-the-art high and low voltage switchgear solutions. Our expertise extends to crafting bespoke transformers and non-standard transformers tailored to meet unique user specifications. Proudly serving the power sector, enterprises, institutions, and industrial enterprises throughout the year, all our transformative products have received accolades from national authorities and are endorsed by power regulatory bodies. At Zhongshao, we maintain a commitment to excellence, employing only top-tier hardware and critical software during production processes, ensuring that all our products meet exemplary quality standards recognized across China.
Rated capacity (kVA) | Voltage combinations | The join group designator | No-load loss (W) | Load loss (W) | Impedance voltage (%) | No-load current (W) | ||
high pressure (kV) | Taps (%) | Low voltage (kV) | ||||||
30 | 6 6.3 10 10.5 10.5 | ±5% or ±2x2.5 | 0.4 | Dyn11 or Yyn0 | 80 | 600/630 | 4 | 2.3 |
50 | 100 | 870/910 | 2 | |||||
63 | 110 | 1040/1090 | 1.9 | |||||
80 | 130 | 1250/1310 | 1.9 | |||||
100 | 150 | 1500/1580 | 1.8 | |||||
125 | 170 | 1800/1890 | 1.7 | |||||
160 | 200 | 2200/2310 | 1.6 | |||||
200 | 240 | 2600/2730 | 1.5 | |||||
250 | 290 | 3050/3200 | 1.4 | |||||
315 | 340 | 3650/3830 | 1.4 | |||||
400 | 410 | 4300/4520 | ||||||
500 | 480 | 5100/5410 | 1.2 | |||||
630 | 570 | 6200 | 4.5 | 1.1 | ||||
800 | 700 | 7500 | 1 | |||||
1000 | 830 | 10300 | 1 | |||||
1250 | 970 | 12000 | 0.9 | |||||
1600 | 1170 | 14500 | 0.8 |



















