Power Transformer
SG(B)10 H-Class Dry-Type Transformer
Model SG(B)10
An H-class three-phase dry-type power transformer. Review the model-specific voltage combination, rated capacity, connection group and installation requirements before selecting the equipment.
Share your rated data, quantity and project requirements.
View this model in our 2026 catalog ↗
Project configuration reviewTechnical documentation support
Product Overview
SG(B)10 H-class three-phase dry-type power transformer is intended for power distribution projects requiring a dry-type transformer configuration. It is commonly used for commercial and industrial electrical projects and indoor power distribution systems, with the final selection based on rated data, drawings, and site conditions.
utilities, EPC contractors, transformer distributors, industrial project owners, and electrical engineering companies can request configuration review for h class dry type transformer. Please send capacity, voltage combination, tap range, connection group, cooling or insulation type, loss data, impedance, and installation environment, quantity, destination, and any project standard requirements for quotation.
Model and Meaning
Technical Specifications
Main Product Performance Parameters of SG(B)10 6/10 kV H-Class Dry-Type Transformer
| Model | Rated capacity (kVA) | Connection group | High voltage (kV) | Tap range (%) | Low voltage (kV) | No-load loss (kW) | Load loss (kW) | No-load current (%) | Short-circuit impedance (%) |
|---|---|---|---|---|---|---|---|---|---|
| SG(B)30 | 30 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.19 | 0.76 | 2 | 4 |
| SG(B)50 | 50 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.27 | 1.07 | 2 | 4 |
| SG(B)80 | 80 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.37 | 1.48 | 1.5 | 4 |
| SG(B)100 | 100 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.4 | 1.69 | 1.5 | 4 |
| SG(B)125 | 125 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.47 | 1.98 | 1.3 | 4 |
| SG(B)160 | 160 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.54 | 2.28 | 1.3 | 4 |
| SG(B)200 | 200 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.62 | 2.71 | 1.1 | 4 |
| SG(B)250 | 250 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.72 | 2.96 | 1.1 | 4 |
| SG(B)315 | 315 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.88 | 3.73 | 1 | 4 |
| SG(B)400 | 400 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.98 | 4.28 | 1 | 4 |
| SG(B)500 | 500 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.16 | 5.23 | 1 | 4 |
| SG(B)630 | 630 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.34 | 6.29 | 0.85 | 4 |
| SG(B)630 | 630 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.3 | 6.4 | 0.85 | 6 |
| SG(B)800 | 800 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.52 | 7.46 | 0.85 | 6 |
| SG(B)1000 | 1000 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.77 | 8.76 | 0.85 | 6 |
| SG(B)1250 | 1250 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.09 | 10.3 | 0.85 | 6 |
| SG(B)1600 | 1600 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.45 | 12.5 | 0.85 | 6 |
| SG(B)2000 | 2000 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.05 | 15.5 | 0.7 | 6 |
| SG(B)2500 | 2500 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.6 | 18.4 | 0.7 | 6 |
| SG(B)1600 | 1600 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.45 | 13.9 | 0.85 | 8 |
| SG(B)2000 | 2000 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.05 | 17.1 | 0.7 | 8 |
| SG(B)2500 | 2500 | Dyn11 / Yyn0 | 6 / 6.3 / 6.6 / 10 / 10.5 / 11 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.6 | 20.2 | 0.7 | 8 |
Load losses are stated for the reference temperature of the insulation system. The source uses the 180 degC (H-class) insulation-system data as the reference.
Main Product Performance Parameters of SG(B)10 35 kV H-Class Dry-Type Transformer
| Model | Rated capacity (kVA) | Connection group | High voltage (kV) | Tap range (%) | Low voltage (kV) | No-load loss (kW) | Load loss (kW) | No-load current (%) | Short-circuit impedance (%) |
|---|---|---|---|---|---|---|---|---|---|
| SG(B)50 | 50 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.45 | 1.52 | 2.3 | 6 |
| SG(B)100 | 100 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.63 | 2.23 | 2 | 6 |
| SG(B)160 | 160 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.79 | 3 | 1.5 | 6 |
| SG(B)200 | 200 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.88 | 3.55 | 1.5 | 6 |
| SG(B)250 | 250 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 0.99 | 4.06 | 1.3 | 6 |
| SG(B)315 | 315 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.17 | 4.82 | 1.3 | 6 |
| SG(B)400 | 400 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.37 | 5.79 | 1.1 | 6 |
| SG(B)500 | 500 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.62 | 7.11 | 1.1 | 6 |
| SG(B)630 | 630 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 1.86 | 8.23 | 1 | 6 |
| SG(B)800 | 800 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.16 | 9.76 | 1 | 6 |
| SG(B)1000 | 1000 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.43 | 11.1 | 0.75 | 6 |
| SG(B)1250 | 1250 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 2.83 | 13.6 | 0.75 | 6 |
| SG(B)1600 | 1600 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.24 | 16.5 | 0.75 | 6 |
| SG(B)2000 | 2000 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 3.82 | 19.5 | 0.75 | 6 |
| SG(B)2500 | 2500 | Dyn11 / Yyn0 | 20 / 22 / 24 | +/-2.5% / +/-5%; selected capacities +/-2 x 2.5% / +/-5% | 0.4 | 4.45 | 23.3 | 0.75 | 6 |
The 20 / 22 / 24 kV high-voltage options are retained as printed in the 35 kV-class source table. The source uses the 180 degC (H-class) insulation-system data as the reference.
Installation Dimensions / Drawing
ForSG(B)10, confirm the capacity-specific outline dimensions, installation base, terminal position, cooling clearance, and lifting / handling requirements. Use the confirmed technical table, project drawing, and site installation plan as the final dimensional reference before ordering or installation.
Applications
SG(B)10 is mainly selected for commercial and industrial electrical projects and indoor power distribution systems. The final application should match the confirmed h class dry type transformer, rated data, and site installation conditions.
- Commercial and industrial electrical projects
- Indoor power distribution systems
- Projects requiring H-class dry-type transformers
Ordering Instructions / Information Required for Quotation
ForSG(B)10, send capacity, voltage combination, tap range, connection group, cooling or insulation type, loss data, impedance, and installation environment, quantity, destination, and the expected delivery schedule. The engineering review will be based on the selected h class dry type transformer and project drawing.
ORDERING INSTRUCTIONS
- State the required SG(B)10 configuration, quantity, project destination, and intended application.
- Provide capacity, voltage combination, tap range, connection group, impedance, loss data, cooling or insulation type, and installation environment for technical review.
- Confirm the capacity-specific outline dimensions, installation base, terminal position, cooling clearance, and lifting / handling requirements before final production or installation planning.
- List any special environmental, wiring, communication, metering, protection, or component requirements in the inquiry.
EXPLORE THE RANGE
Related equipment
