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SCB13 Series - Energy-Efficient Cast Resin Dry-Type Transformers (Level 3 Efficiency)
The SCB13 series is an energy-efficient variant of cast resin dry-type transformers, meeting Level 3 energy efficiency standards with reduced no-load losses. Rated 10–5000 kVA, 0.48–35 kV primary and 0.208–0.48 kV secondary, Class F insulation with 65 K temperature rise, IP00–IP31 enclosure (IP42–IP66 available on request). Suitable for indoor substations, data centers, commercial buildings, industrial plants, and solar/wind farms.
Model Number Breakdown
13Performance level designation, corresponds to Level 3 energy efficiency standard
SThree-phase power transformer
CCast resin insulation, dry-type transformer
BFoil-wound winding structure
Key Features
- Level 3 energy efficiency rating
- Reduced no-load losses compared to standard models
- Cast resin insulation for enhanced safety
- Ideal for energy-conscious applications
Applications
- Green buildings
- Energy-efficient facilities
- Commercial complexes
- Educational institutions
TECHNICAL DRAWING
Model: SCB13-250/10/0.48 | Type: Dry-type transformer | Capacity: 250 kVA
FRONT ELEVATION
ELECTRICAL SCHEMATIC
EFFICIENCY vs LOAD
SIDE VIEW
TOP VIEW
TERMINAL BLOCK
CORE & WINDING
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line
Specifications Range
All specifications and dimensions can be customized upon request
Model Selector
| Key parameters | Model Range |
|---|---|
| Capacity | 10–5000 kVA |
| HV Voltage (kV) | 10, 6, 35, 0.48 |
| LV Voltage (kV) | 0.4, 0.48, 0.22, 0.208 |
| Frequency (Hz) | 50, 60 |
| Impedance (%) | 4, 4.5, 6, 7 |
| Cooling | AN/AF, AF |
| Efficiency | Class 3 |
| Standard | IEC 60076, IEEE C57 / ANSI C84.1 |
| Connection | Dyn11 (IEC), Delta-Wye (IEEE Std) |
| Insulation class | F (155°C) |
| Allowed temperature rise | 65 |
| Noise level | ≤36 dB(A), ≤37 dB(A), ≤38 dB(A), ≤39 dB(A), ≤40 dB(A), ≤41 dB(A)… |
| Tap Changer | ±2×2.5% Multi-tap, ±5% Single-tap, ±5×2.5% Multi-tap, ±8×1.25% OLTC |
| No-load loss | 61–4472 W |
| Load loss | 380–28760 W |
Select 2-3 models to compare
| Compare | Model | Capacity (kVA) | HV Voltage (kV) | LV Voltage (kV) | Weight | Dimensions |
|---|---|---|---|---|---|---|
| SCB13-10/10/0.4 | 10kVA | 10 | 0.4 | 238 kg | 607×477×472 mm | |
| SCB13-10/6/0.4 | 10kVA | 6 | 0.4 | 238 kg | 607×477×472 mm | |
| SCB13-10/35/0.4 | 10kVA | 35 | 0.4 | 238 kg | 607×477×472 mm | |
| SCB13-10/10/0.48 | 10kVA | 10 | 0.48 | 238 kg | 607×477×472 mm | |
| SCB13-10/10/0.22 | 10kVA | 10 | 0.22 | 238 kg | 607×477×472 mm | |
| SCB13-10/0.48/0.208 | 10kVA | 0.48 | 0.208 | 238 kg | 607×477×472 mm | |
| SCB13-15/10/0.4 | 15kVA | 10 | 0.4 | 270 kg | 642×501×501 mm | |
| SCB13-15/6/0.4 | 15kVA | 6 | 0.4 | 270 kg | 642×501×501 mm | |
| SCB13-15/35/0.4 | 15kVA | 35 | 0.4 | 270 kg | 642×501×501 mm | |
| SCB13-15/10/0.48 | 15kVA | 10 | 0.48 | 270 kg | 642×501×501 mm | |
| SCB13-15/10/0.22 | 15kVA | 10 | 0.22 | 270 kg | 642×501×501 mm | |
| SCB13-15/0.48/0.208 | 15kVA | 0.48 | 0.208 | 270 kg | 642×501×501 mm | |
| SCB13-20/10/0.4 | 20kVA | 10 | 0.4 | 302 kg | 676×525×531 mm | |
| SCB13-20/6/0.4 | 20kVA | 6 | 0.4 | 302 kg | 676×525×531 mm | |
| SCB13-20/35/0.4 | 20kVA | 35 | 0.4 | 302 kg | 676×525×531 mm | |
| SCB13-20/10/0.48 | 20kVA | 10 | 0.48 | 302 kg | 676×525×531 mm | |
| SCB13-20/10/0.22 | 20kVA | 10 | 0.22 | 302 kg | 676×525×531 mm | |
| SCB13-20/0.48/0.208 | 20kVA | 0.48 | 0.208 | 302 kg | 676×525×531 mm | |
| SCB13-25/10/0.4 | 25kVA | 10 | 0.4 | 334 kg | 720×558×554 mm | |
| SCB13-25/6/0.4 | 25kVA | 6 | 0.4 | 334 kg | 720×558×554 mm | |
| SCB13-25/35/0.4 | 25kVA | 35 | 0.4 | 334 kg | 720×558×554 mm | |
| SCB13-25/10/0.48 | 25kVA | 10 | 0.48 | 334 kg | 720×558×554 mm | |
| SCB13-25/10/0.22 | 25kVA | 10 | 0.22 | 334 kg | 720×558×554 mm | |
| SCB13-25/0.48/0.208 | 25kVA | 0.48 | 0.208 | 334 kg | 720×558×554 mm | |
| SCB13-30/10/0.4 | 30kVA | 10 | 0.4 | 365 kg | 763×592×578 mm | |
| SCB13-30/6/0.4 | 30kVA | 6 | 0.4 | 365 kg | 763×592×578 mm | |
| SCB13-30/35/0.4 | 30kVA | 35 | 0.4 | 365 kg | 763×592×578 mm | |
| SCB13-30/10/0.48 | 30kVA | 10 | 0.48 | 365 kg | 763×592×578 mm | |
| SCB13-30/10/0.22 | 30kVA | 10 | 0.22 | 365 kg | 763×592×578 mm | |
| SCB13-30/0.48/0.208 | 30kVA | 0.48 | 0.208 | 365 kg | 763×592×578 mm | |
| SCB13-40/10/0.4 | 40kVA | 10 | 0.4 | 405 kg | 815×659×613 mm | |
| SCB13-40/6/0.4 | 40kVA | 6 | 0.4 | 405 kg | 815×659×613 mm | |
| SCB13-40/35/0.4 | 40kVA | 35 | 0.4 | 405 kg | 815×659×613 mm | |
| SCB13-40/10/0.48 | 40kVA | 10 | 0.48 | 405 kg | 815×659×613 mm | |
| SCB13-40/10/0.22 | 40kVA | 10 | 0.22 | 405 kg | 815×659×613 mm | |
| SCB13-40/0.48/0.208 | 40kVA | 0.48 | 0.208 | 405 kg | 815×659×613 mm | |
| SCB13-50/10/0.4 | 50kVA | 10 | 0.4 | 445 kg | 867×725×649 mm | |
| SCB13-50/6/0.4 | 50kVA | 6 | 0.4 | 445 kg | 867×725×649 mm | |
| SCB13-50/35/0.4 | 50kVA | 35 | 0.4 | 445 kg | 867×725×649 mm | |
| SCB13-50/10/0.48 | 50kVA | 10 | 0.48 | 445 kg | 867×725×649 mm | |
| SCB13-50/10/0.22 | 50kVA | 10 | 0.22 | 445 kg | 867×725×649 mm | |
| SCB13-50/0.48/0.208 | 50kVA | 0.48 | 0.208 | 445 kg | 867×725×649 mm | |
| SCB13-63/10/0.4 | 63kVA | 10 | 0.4 | 492.5 kg | 884×740×669 mm | |
| SCB13-63/6/0.4 | 63kVA | 6 | 0.4 | 492.5 kg | 884×740×669 mm | |
| SCB13-63/35/0.4 | 63kVA | 35 | 0.4 | 492.5 kg | 884×740×669 mm | |
| SCB13-63/10/0.48 | 63kVA | 10 | 0.48 | 492.5 kg | 884×740×669 mm | |
| SCB13-63/10/0.22 | 63kVA | 10 | 0.22 | 492.5 kg | 884×740×669 mm | |
| SCB13-63/0.48/0.208 | 63kVA | 0.48 | 0.208 | 492.5 kg | 884×740×669 mm | |
| SCB13-80/10/0.4 | 80kVA | 10 | 0.4 | 556 kg | 910×764×696 mm | |
| SCB13-80/6/0.4 | 80kVA | 6 | 0.4 | 556 kg | 910×764×696 mm | |
| SCB13-80/35/0.4 | 80kVA | 35 | 0.4 | 556 kg | 910×764×696 mm | |
| SCB13-80/10/0.48 | 80kVA | 10 | 0.48 | 556 kg | 910×764×696 mm | |
| SCB13-80/10/0.22 | 80kVA | 10 | 0.22 | 556 kg | 910×764×696 mm | |
| SCB13-80/0.48/0.208 | 80kVA | 0.48 | 0.208 | 556 kg | 910×764×696 mm | |
| SCB13-100/10/0.4 | 100kVA | 10 | 0.4 | 635.5 kg | 954×764×737 mm | |
| SCB13-100/6/0.4 | 100kVA | 6 | 0.4 | 635.5 kg | 954×764×737 mm | |
| SCB13-100/35/0.4 | 100kVA | 35 | 0.4 | 635.5 kg | 954×764×737 mm | |
| SCB13-100/10/0.48 | 100kVA | 10 | 0.48 | 635.5 kg | 954×764×737 mm | |
| SCB13-100/10/0.22 | 100kVA | 10 | 0.22 | 635.5 kg | 954×764×737 mm | |
| SCB13-100/0.48/0.208 | 100kVA | 0.48 | 0.208 | 635.5 kg | 954×764×737 mm | |
| SCB13-125/10/0.4 | 125kVA | 10 | 0.4 | 715 kg | 997×783×767 mm | |
| SCB13-125/6/0.4 | 125kVA | 6 | 0.4 | 715 kg | 997×783×767 mm | |
| SCB13-125/35/0.4 | 125kVA | 35 | 0.4 | 715 kg | 997×783×767 mm | |
| SCB13-125/10/0.48 | 125kVA | 10 | 0.48 | 715 kg | 997×783×767 mm | |
| SCB13-125/10/0.22 | 125kVA | 10 | 0.22 | 715 kg | 997×783×767 mm | |
| SCB13-125/0.48/0.208 | 125kVA | 0.48 | 0.208 | 715 kg | 997×783×767 mm | |
| SCB13-160/10/0.4 | 160kVA | 10 | 0.4 | 834 kg | 1041×811×796 mm | |
| SCB13-160/6/0.4 | 160kVA | 6 | 0.4 | 834 kg | 1041×811×796 mm | |
| SCB13-160/35/0.4 | 160kVA | 35 | 0.4 | 834 kg | 1041×811×796 mm | |
| SCB13-160/10/0.48 | 160kVA | 10 | 0.48 | 834 kg | 1041×811×796 mm | |
| SCB13-160/10/0.22 | 160kVA | 10 | 0.22 | 834 kg | 1041×811×796 mm | |
| SCB13-160/0.48/0.208 | 160kVA | 0.48 | 0.208 | 834 kg | 1041×811×796 mm | |
| SCB13-200/10/0.4 | 200kVA | 10 | 0.4 | 953 kg | 1084×840×826 mm | |
| SCB13-200/6/0.4 | 200kVA | 6 | 0.4 | 953 kg | 1084×840×826 mm | |
| SCB13-200/35/0.4 | 200kVA | 35 | 0.4 | 953 kg | 1084×840×826 mm | |
| SCB13-200/10/0.48 | 200kVA | 10 | 0.48 | 953 kg | 1084×840×826 mm | |
| SCB13-200/10/0.22 | 200kVA | 10 | 0.22 | 953 kg | 1084×840×826 mm | |
| SCB13-200/0.48/0.208 | 200kVA | 0.48 | 0.208 | 953 kg | 1084×840×826 mm | |
| SCB13-250/10/0.4 | 250kVA | 10 | 0.4 | 1072 kg | 1127×859×855 mm | |
| SCB13-250/6/0.4 | 250kVA | 6 | 0.4 | 1072 kg | 1127×859×855 mm | |
| SCB13-250/35/0.4 | 250kVA | 35 | 0.4 | 1072 kg | 1127×859×855 mm | |
| SCB13-250/10/0.48 | 250kVA | 10 | 0.48 | 1072 kg | 1127×859×855 mm | |
| SCB13-250/10/0.22 | 250kVA | 10 | 0.22 | 1072 kg | 1127×859×855 mm | |
| SCB13-250/0.48/0.208 | 250kVA | 0.48 | 0.208 | 1072 kg | 1127×859×855 mm | |
| SCB13-315/10/0.4 | 315kVA | 10 | 0.4 | 1231 kg | 1171×907×885 mm | |
| SCB13-315/6/0.4 | 315kVA | 6 | 0.4 | 1231 kg | 1171×907×885 mm | |
| SCB13-315/35/0.4 | 315kVA | 35 | 0.4 | 1231 kg | 1171×907×885 mm | |
| SCB13-315/10/0.48 | 315kVA | 10 | 0.48 | 1231 kg | 1171×907×885 mm | |
| SCB13-315/10/0.22 | 315kVA | 10 | 0.22 | 1231 kg | 1171×907×885 mm | |
| SCB13-315/0.48/0.208 | 315kVA | 0.48 | 0.208 | 1231 kg | 1171×907×885 mm | |
| SCB13-400/10/0.4 | 400kVA | 10 | 0.4 | 1427 kg | 1110×900×900 mm | |
| SCB13-400/6/0.4 | 400kVA | 6 | 0.4 | 1427 kg | 1110×900×900 mm | |
| SCB13-400/35/0.4 | 400kVA | 35 | 0.4 | 1427 kg | 1110×900×900 mm | |
| SCB13-400/10/0.48 | 400kVA | 10 | 0.48 | 1427 kg | 1110×900×900 mm | |
| SCB13-400/10/0.22 | 400kVA | 10 | 0.22 | 1427 kg | 1110×900×900 mm | |
| SCB13-400/0.48/0.208 | 400kVA | 0.48 | 0.208 | 1427 kg | 1110×900×900 mm | |
| SCB13-500/10/0.4 | 500kVA | 10 | 0.4 | 1580 kg | 1160×920×980 mm | |
| SCB13-500/6/0.4 | 500kVA | 6 | 0.4 | 1580 kg | 1160×920×980 mm | |
| SCB13-500/35/0.4 | 500kVA | 35 | 0.4 | 1580 kg | 1160×920×980 mm | |
| SCB13-500/10/0.48 | 500kVA | 10 | 0.48 | 1580 kg | 1160×920×980 mm | |
| SCB13-500/10/0.22 | 500kVA | 10 | 0.22 | 1580 kg | 1160×920×980 mm | |
| SCB13-500/0.48/0.208 | 500kVA | 0.48 | 0.208 | 1580 kg | 1160×920×980 mm | |
| SCB13-630/10/0.4 | 630kVA | 10 | 0.4 | 1836 kg | 1330×1050×950 mm | |
| SCB13-630/6/0.4 | 630kVA | 6 | 0.4 | 1836 kg | 1330×1050×950 mm | |
| SCB13-630/35/0.4 | 630kVA | 35 | 0.4 | 1836 kg | 1330×1050×950 mm | |
| SCB13-630/10/0.48 | 630kVA | 10 | 0.48 | 1836 kg | 1330×1050×950 mm | |
| SCB13-630/10/0.22 | 630kVA | 10 | 0.22 | 1836 kg | 1330×1050×950 mm | |
| SCB13-630/0.48/0.208 | 630kVA | 0.48 | 0.208 | 1836 kg | 1330×1050×950 mm | |
| SCB13-800/10/0.4 | 800kVA | 10 | 0.4 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-800/6/0.4 | 800kVA | 6 | 0.4 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-800/35/0.4 | 800kVA | 35 | 0.4 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-800/10/0.48 | 800kVA | 10 | 0.48 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-800/10/0.22 | 800kVA | 10 | 0.22 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-800/0.48/0.208 | 800kVA | 0.48 | 0.208 | 2149 kg | 1390×1050×1040 mm | |
| SCB13-1000/10/0.4 | 1000kVA | 10 | 0.4 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1000/6/0.4 | 1000kVA | 6 | 0.4 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1000/35/0.4 | 1000kVA | 35 | 0.4 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1000/10/0.48 | 1000kVA | 10 | 0.48 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1000/10/0.22 | 1000kVA | 10 | 0.22 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1000/0.48/0.208 | 1000kVA | 0.48 | 0.208 | 2651 kg | 1410×1050×1120 mm | |
| SCB13-1250/10/0.4 | 1250kVA | 10 | 0.4 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1250/6/0.4 | 1250kVA | 6 | 0.4 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1250/35/0.4 | 1250kVA | 35 | 0.4 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1250/10/0.48 | 1250kVA | 10 | 0.48 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1250/10/0.22 | 1250kVA | 10 | 0.22 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1250/0.48/0.208 | 1250kVA | 0.48 | 0.208 | 2854 kg | 1450×1100×1150 mm | |
| SCB13-1600/10/0.4 | 1600kVA | 10 | 0.4 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-1600/6/0.4 | 1600kVA | 6 | 0.4 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-1600/35/0.4 | 1600kVA | 35 | 0.4 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-1600/10/0.48 | 1600kVA | 10 | 0.48 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-1600/10/0.22 | 1600kVA | 10 | 0.22 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-1600/0.48/0.208 | 1600kVA | 0.48 | 0.208 | 3257 kg | 1561×1145×1209 mm | |
| SCB13-2000/10/0.4 | 2000kVA | 10 | 0.4 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2000/6/0.4 | 2000kVA | 6 | 0.4 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2000/35/0.4 | 2000kVA | 35 | 0.4 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2000/10/0.48 | 2000kVA | 10 | 0.48 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2000/10/0.22 | 2000kVA | 10 | 0.22 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2000/0.48/0.208 | 2000kVA | 0.48 | 0.208 | 3813 kg | 1647×1193×1268 mm | |
| SCB13-2500/10/0.4 | 2500kVA | 10 | 0.4 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-2500/6/0.4 | 2500kVA | 6 | 0.4 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-2500/35/0.4 | 2500kVA | 35 | 0.4 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-2500/10/0.48 | 2500kVA | 10 | 0.48 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-2500/10/0.22 | 2500kVA | 10 | 0.22 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-2500/0.48/0.208 | 2500kVA | 0.48 | 0.208 | 4607 kg | 1734×1241×1327 mm | |
| SCB13-3150/10/0.4 | 3150kVA | 10 | 0.4 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-3150/6/0.4 | 3150kVA | 6 | 0.4 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-3150/35/0.4 | 3150kVA | 35 | 0.4 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-3150/10/0.48 | 3150kVA | 10 | 0.48 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-3150/10/0.22 | 3150kVA | 10 | 0.22 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-3150/0.48/0.208 | 3150kVA | 0.48 | 0.208 | 5560.5 kg | 1821×1336×1415 mm | |
| SCB13-4000/10/0.4 | 4000kVA | 10 | 0.4 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-4000/6/0.4 | 4000kVA | 6 | 0.4 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-4000/35/0.4 | 4000kVA | 35 | 0.4 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-4000/10/0.48 | 4000kVA | 10 | 0.48 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-4000/10/0.22 | 4000kVA | 10 | 0.22 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-4000/0.48/0.208 | 4000kVA | 0.48 | 0.208 | 6593 kg | 1908×1432×1504 mm | |
| SCB13-5000/10/0.4 | 5000kVA | 10 | 0.4 | 7943.5 kg | 2081×1527×1592 mm | |
| SCB13-5000/6/0.4 | 5000kVA | 6 | 0.4 | 7943.5 kg | 2081×1527×1592 mm | |
| SCB13-5000/35/0.4 | 5000kVA | 35 | 0.4 | 7943.5 kg | 2081×1527×1592 mm | |
| SCB13-5000/10/0.48 | 5000kVA | 10 | 0.48 | 7943.5 kg | 2081×1527×1592 mm | |
| SCB13-5000/10/0.22 | 5000kVA | 10 | 0.22 | 7943.5 kg | 2081×1527×1592 mm | |
| SCB13-5000/0.48/0.208 | 5000kVA | 0.48 | 0.208 | 7943.5 kg | 2081×1527×1592 mm |
Selection Guide
1
Indoor use
Cast-resin, oil-free design is ideal for indoor commercial and industrial installations.
2
Efficiency
Level 3 efficiency - a solid balance of cost and energy performance.
3
Cooling
Natural air cooling (AN) standard; forced air (AF) available for higher capacity.
- Frequently Asked Questions
What efficiency level does SCB13 meet?
SCB13 meets Level 3 energy efficiency (GB 20052), reducing no-load losses versus conventional dry-type transformers.
Can SCB13 be installed indoors?
Yes, cast-resin construction is fire-safe and oil-free, ideal for indoor commercial and industrial installations.
What is the typical service life?
Over 30 years with Class F insulation and adequate ventilation.
Instant Selection & Quote Calculator
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EXW (FOB Qingdao)
$7,396
Range $6,804 ~ $7,987 (±8%)
Price Breakdown
| Base price (interpolation) | $7,396 |
| × Product factor | ×1.0000 |
| × Country factor | ×1.0000 |
| × Copper-linked factor | ×1.0000 |
| + Options / accessories | $0 |
Shipping quoted separately per destination port.
Aluminum winding — no copper linkage
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