Henan Hengyu Electric Group Co., Ltd.







35kV, SC(Z)(B) series dry-type transformer
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Key Words:
35kV, SC(Z)(B) series dry-type transformer
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Product Model Meaning
model number | S | C | (Z) | (B) | - | □ | □ | / | □ |
Number Meaning | three-phase (physics) | Epoxy resin casting type | on-load voltage regulation | Foil coils are available for low voltage |
| Performance Level Designator | Rated Capacity |
| Voltage Class |
Product Overview
35kV grade SC(B) series dry-type transformer can directly reduce the grid power to 400V distribution power supply or 10kV transmission power supply for the user, due to the significant advantages of saving space and cost, saving engineering investment, convenient operation and maintenance, efficient transmission, etc., for more and more projects adopted. The products comply with national standards GB6450, GB/T10228 and IEC726.
Product Features
1. High efficiency and energy saving: Low-loss design, significant improvement in energy efficiency, lower operating costs throughout the life cycle.
2. Mute noise reduction: The use of high-quality silicon steel sheet and low magnetic density technology, significantly reducing the amount of magnetostriction, the operation of the industry-leading noise.
3. Voltage resistance upgrade: Optimization of the interlayer structure of the high-voltage coil enhances the ability to withstand the impact of atmospheric overvoltage and operational overvoltage, and at the same time improves the distribution of the electric field, and the amount of partial discharges is further reduced.
4. Intelligent protection: Integrated temperature control system and air-cooling device, overload automatically triggered by forced cooling, equipment overload capacity to improve, to protect the reliability of power supply.
Product Certificate
Transformer Workshop

35kV, SC(B)10 type non-excited voltage regulating distribution transformer | ||||||||||
Rated Capacity (kVA) |
Coupling Group labeling |
Voltagecombination Voltagecombination(kV) |
No-load current (%) |
Load Losses at Different Insulation Thermal Ratings (W) |
No-load loss (W) |
Short Circuit Impedance (%) |
||||
High voltage (kV) |
High voltage tap range (%) |
Low Voltage (kV) |
B (100°C) | F (120°C) | H (145°C) | |||||
50 | Yyn0 Dyn11 |
35 ~ 38.5 |
±5 or |
0.4 | 2.6 | 1350 | 1420 | 1520 | 450 | 6.0 |
100 | 2.2 | 1970 | 2080 | 2230 | 630 | |||||
160 | 1.6 | 2650 | 2810 | 3010 | 790 | |||||
200 | 1.6 | 3130 | 3320 | 3560 | 880 | |||||
250 | 1.4 | 3560 | 3800 | 4060 | 990 | |||||
315 | 1.4 | 4250 | 4510 | 4820 | 1170 | |||||
400 | 1.2 | 5090 | 5410 | 5770 | 1370 | |||||
500 | 1.2 | 6240 | 6650 | 7070 | 1620 | |||||
630 | 1.0 | 7260 | 7690 | 8260 | 1860 | |||||
800 | 1.0 | 8550 | 9120 | 9730 | 2160 | |||||
1000 | 0.8 | 9880 | 10450 | 11210 | 2430 | |||||
1250 | 0.7 | 12060 | 12730 | 13580 | 2830 | |||||
1600 | 0.7 | 14630 | 15480 | 16530 | 3240 | |||||
2000 | 0.7 | 17190 | 18240 | 19470 | 3820 | |||||
2500 | 0.7 | 20610 | 21850 | 23370 | 4450 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV SC(B)10 type non-excited voltage regulating dry-type power transformer | ||||||||||
Rated Capacity (kVA) |
Linkage group labeling | voltage combination | No-load current (%) |
Load Losses at Different Insulation Thermal Ratings (W) |
No-load loss (W) |
Short Circuit Impedance (%) |
||||
High voltage (kV) |
High-voltage tap range (%) |
Low Voltage (kV) |
B (100°C) | F (120°C) | H (145°C) | |||||
800 | Dyn11 Yd11 Yyn0 |
35 ~ 38.5 |
±5 or |
3.15 6 6.3 10 10.5 11 |
0.9 | 8930 | 9400 | 10070 | 1086 | 6.0 |
1000 | 0.9 | 10260 | 10920 | 11680 | 2250 | |||||
1250 | 0.8 | 12160 | 12920 | 13770 | 2673 | |||||
1600 | 0.8 | 14630 | 15480 | 16530 | 3130 | |||||
2000 | 0.7 | 17190 | 18240 | 19570 | 3690 | 7.0 | ||||
2500 | 0.7 | 20610 | 21850 | 23370 | 4230 | |||||
3150 | Dyn11 Yd11 YynO |
35 ~ 38.5 |
±5 or |
3.15 6 6.3 10 10.5 11 |
0.6 | 23080 | 24510 | 26120 | 6030 | 8.0 |
4000 | 0.6 | 27930 | 29450 | 31350 | 7020 | |||||
5000 | 0.5 | 32960 | 34960 | 37330 | 8370 | |||||
6300 | 0.5 | 38470 | 40850 | 43600 | 9900 | |||||
8000 | Dyn11 Yd11 YNd11 |
0.4 | 43410 | 46070 | 49300 | 11340 | 9.0 | |||
10000 | 0.4 | 52720 | 55570 | 59470 | 12960 | |||||
12500 | 6 6.3 10 10.5 11 |
0.3 | 60800 | 64600 | 69060 | 15750 | ||||
16000 | 0.3 | 71720 | 76000 | 80560 | 19350 | |||||
20000 | 0.3 | 80750 | 85500 | 91480 | 22950 | 10.0 | ||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV, SC(B)11 type non-excited regulating dry-type distribution transformer | ||||||||||
Rated Capacity (kVA) |
High voltage (kV) |
High-voltage tap range (%) |
Low Voltage (kV) |
Linkage group labeling | No-load loss (W) |
Load Losses at Different Insulation Thermal Ratings (W) |
No-load current (%) |
Short Circuit Impedance (%) |
||
B (100°C) |
F (120°C) |
H (145°C) |
||||||||
50 | 35 36 37 38.5 |
±2.5 or |
0.4 | Dyn11 Yyn0 |
405 | 1340 | 1420 | 1520 | 2.10 | 6 |
100 | 565 | 1970 | 2090 | 2230 | 1.80 | |||||
160 | 710 | 2650 | 2810 | 3000 | 1.40 | |||||
200 |
±2×2.5 or |
790 | 3130 | 3320 | 3550 | 1.40 | ||||
250 | 890 | 3580 | 3800 | 4060 | 1.20 | |||||
315 | 1050 | 4250 | 4510 | 4820 | 1.20 | |||||
400 | 1230 | 5100 | 5410 | 5790 | 1.00 | |||||
500 | 1450 | 6270 | 6650 | 7110 | 1.00 | |||||
630 | 1670 | 7250 | 7690 | 8230 | 0.90 | |||||
800 | 1940 | 8600 | 9120 | 9760 | 0.90 | |||||
1000 | 2180 | 9860 | 10400 | 11100 | 0.70 | |||||
1250 | 2540 | 12000 | 12700 | 13600 | 0.70 | |||||
1600 | 2910 | 14600 | 15400 | 16500 | 0.70 | |||||
2000 | 3430 | 17200 | 18200 | 19500 | 0.70 | |||||
2500 | 4000 | 20600 | 21800 | 23300 | 0.70 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV, SC(B)11 type non-excited voltage regulating dry-type power transformer | ||||||||||
Rated Capacity (kVA) |
High voltage (kV) |
High voltage tap range (%) |
Low Voltage (kV) |
Linkage group labeling | No-load loss (W) |
Load Loss at Different Insulation and Heat Resistance Levels (W) |
No-load current (%) |
Short Circuit Impedance (%) |
||
B (100°C) |
F (120°C) |
H (145°C) |
||||||||
800 | 35 36 37 38.5 |
±2×2.5 or |
3.15 6 6.3 10 10.5 11 |
Dyn11 Yd11 Yyn0 |
2020 | 8870 | 9400 | 10000 | 0.85 | 6 |
1000 | 2400 | 10300 | 10900 | 11600 | 0.85 | |||||
1250 | 2810 | 12100 | 12900 | 13800 | 0.75 | |||||
1600 | 3320 | 14600 | 15400 | 16500 | 0.75 | |||||
2000 | 3800 | 17200 | 18200 | 19500 | 0.65 | 7 | ||||
2500 | 4370 | 20600 | 21800 | 23300 | 0.65 | |||||
3150 | 5420 | 23100 | 24500 | 26200 | 0.65 | 8 | ||||
4000 | 6310 | 27700 | 29400 | 31500 | 0.60 | |||||
5000 | 7530 | 32900 | 34900 | 37400 | 0.55 | |||||
6300 | 8910 | 38500 | 40800 | 43700 | 0.55 | |||||
8000 | Dyn11 Yd11 YNd11 |
10100 | 43400 | 46000 | 49300 | 0.45 | 9 | |||
10000 | 11600 | 52400 | 55500 | 59400 | 0.45 | |||||
12500 | 6 6.3 10 10.5 11 |
14100 | 60900 | 64600 | 69100 | 0.35 | ||||
16000 | 17300 | 71700 | 76000 | 81300 | 0.35 | |||||
20000 | 20600 | 80600 | 85500 | 91500 | 0.30 | 10 | ||||
25000 | 24300 | 95300 | 101000 | 108000 | 0.30 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV, SC(B)12 type non-excited regulating dry-type distribution transformer | ||||||||||
Rated Capacity (kVA) |
High voltage (kV) |
High voltage tap range (%) |
Low Voltage (kV) |
Linkage group labeling |
No-load loss (W) |
Load Loss at Different Insulation and Heat Resistance Levels (W) |
No-load current (%) |
Short Circuit Impedance (%) |
||
B (100°C) |
F (120°C) |
H (145°C) |
||||||||
50 | 35 36 37 38.5 |
±2.5 ±5 |
0.4 | Dyn11 YynO |
365 | 1340 | 1420 | 1520 | 2.10 | 6.0~14.0 |
100 | 510 | 1970 | 2090 | 2230 | 1.80 | |||||
160 | 640 | 2650 | 2810 | 3000 | 1.40 | |||||
200 |
±2×2.5 or |
710 | 3130 | 3320 | 3550 | 1.40 | ||||
250 | 800 | 3580 | 3800 | 4060 | 1.20 | |||||
315 | 945 | 4250 | 4510 | 4820 | 1.20 | |||||
400 | 1110 | 5100 | 5410 | 5790 | 1.00 | |||||
500 | 1305 | 6270 | 6650 | 7110 | 1.00 | |||||
630 | 1505 | 7250 | 7690 | 8230 | 0.90 | |||||
800 | 1750 | 8600 | 9120 | 9760 | 0.90 | |||||
1000 | 1960 | 9860 | 10400 | 11100 | 0.70 | |||||
1250 | 2290 | 12000 | 12700 | 13600 | 0.70 | |||||
1600 | 2620 | 14600 | 15400 | 16500 | 0.70 | |||||
2000 | 3090 | 17200 | 18200 | 19500 | 0.70 | |||||
2500 | 3600 | 20600 | 21800 | 23300 | 0.70 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV, SC(B)14 type non-excited voltage regulating dry-type power transformer | |||||||||
Rated Capacity (kVA) |
High voltage (kV) |
High voltage tap range (%) |
Low Voltage (kV) |
Linkage group labeling | No-load loss (kW) |
Load Loss (kW) |
Short Circuit Impedance (%) |
||
B (100°C) | F (120°C) | H (145°C) | |||||||
1000 | 35 36 37 38.5 |
±2.5 or |
0.4 | Dyn11 Yyn0 |
1.6 | 8.8 | 9.4 | 10.1 | 6.0~14.0 |
1250 | 1.8 | 10.7 | 11.4 | 12.2 | |||||
1600 | 2.1 | 13.1 | 13.9 | 14.9 | |||||
2000 | 2.5 | 15.4 | 16.4 | 17.5 | |||||
2500 | 2.9 | 18.5 | 19.6 | 21.0 | |||||
3000 | 3.5 | 20.3 | 21.6 | 23.1 | |||||
3500 | 3.9 | 20.7 | 22.1 | 23.5 | |||||
4000 | 4.5 | 24.9 | 26.5 | 28.2 | |||||
4500 | 4.9 | 27.4 | 29.1 | 31.1 | |||||
5000 | 5.4 | 29.6 | 31.4 | 33.6 | |||||
6300 | 6.4 | 34.6 | 36.7 | 39.2 | |||||
8000 | 7.6 | 41.7 | 44.3 | 47.3 | |||||
10000 | 9.1 | 49.0 | 52.1 | 55.7 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
35kV, SC(B)18 type non-excited voltage regulating dry-type power transformer | |||||||||
Rated Capacity (kVA) |
High voltage (kV) |
High voltage tap range (%) |
Low Voltage (kV) |
Linkage group labeling |
No-load loss (kW) |
Load Loss (kW) |
Short Circuit Impedance (%) |
||
B (100°C) | F (120°C) | H (145°C) | |||||||
1000 | 35 36 37 38.5 |
±2.5 or |
0.4 | Dyn11 Yyn0 |
1.4 | 8.8 | 9.4 | 10.1 | 6.0~14.0 |
1250 | 1.6 | 10.7 | 11.4 | 12.2 | |||||
1600 | 1.9 | 13.1 | 13.9 | 14.9 | |||||
2000 | 2.2 | 15.4 | 16.4 | 17.5 | |||||
2500 | 2.6 | 38.5 | 19.6 | 21.0 | |||||
3000 | 3.2 | 20.3 | 21.6 | 23.1 | |||||
3500 | 3.5 | 20.7 | 22.1 | 23.5 | |||||
4000 | 4.1 | 24.9 | 26.5 | 28.2 | |||||
4500 | 4.4 | 27.4 | 29.4 | 31.1 | |||||
5000 | 4.8 | 29.6 | 31.4 | 33.6 | |||||
6300 | 5.7 | 34.6 | 36.7 | 39.2 | |||||
8000 | 6.9 | 41.7 | 44.3 | 47.3 | |||||
10000 | 8.2 | 49.0 | 52.1 | 55.7 | |||||
Note: The above data is only for reference when designing and selecting, and the final data is subject to the real thing. |
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