SCB series cast resin dry-type transformer applies resin insulated encap-sulated winding for HV and LV windings. The product features with low power consumption, zero pollution, heat-proof, cleavage-proof, moisture-proof as well as high mechanical capability and easy maintenance. It applies to power dstribution systems in important occasions such as high building structure, trading centers, subway, airport and so on. Special product is considered according to client's requirement.Transformer is in conformity with the standard of IEC726 and IEC60076-11. Strong flame capability, zero pollution and explosion resistance, it can be installed in the centre of the load. 2. Good moisture-proof behaviour, safe operation under 100% of humidity. 3. Small volume of partial discharge and high electric intensity. 4. Good insulating capability, well proportioned ampere-turn, strong short-circuit resistance and high lighting impulse level. 5. Cleavage proof and heat proof; high mechanical capability and long life time. 6. Winding with temperature automation monitor and protection to ensure long time safe and reliable performance. 7. Low power consumption, strong overload withstand capability, rating capacity rises by 40%~50% under force cooling. 8. Samll volume, light weight, low noise pollution and easy installation and maintenance. 9. Application: power distribution system in occasions such as high buildin structure, trading center, power house, substations and airport.1.High ambient temperature: +40℃ 2.Low ambient temperature: -25℃ 3.Altitude: <1000m 4.Monthly average relative humidity: 90% (20℃) 5.Installation location: Install in a place where there is no fire, explosion hazard, serious pollution, chemical corrosion and severe vibration, indoors or outdoors.