SPECIAL TRASFO s.p.a Milan-
Specialtrasfo engineers and manufactures custom designed oil immersed special transformers for industrial and power applications. We offer customised maintenance and service solutions for transformers’ and state-of-the-art machinery and equipments for testing laboratories.
In Specialtrasfo each transformer is designed as a new project and customized to comply with specific project requirements. The Specialtrasfo engineering team covers the complete design of a transformer: from the definition of core and coils to the tank and the supporting structures.
SPECIALTRASFO PRODUCT RANGE-
Transformers for AC/DC High Current Rectifier applications-
- Capacity up to 50 MVA;
- DC Voltage up to 1000 V;
- DC Current up to 140 kA;
- AC Primary Voltage up to 145 kV;
- Various configurations available in a single unit: single bridge, double bridge, double star with IPT, two double stars with IPTs;
- Multi-pulse topologies available: from 12-pulse unit to 72-pulse;
- Regulating autotransformer available in the same tank to allow on-load coarse voltage regulation.
Transformers for MV Drives and Converter applications
- Capacity up to 90 MVA;
- AC primary voltage up to 175 kV;
- Frequencies up to 400 Hz;
- Multi-pulse topologies available: up to 36-pulse in a single unit;
- Electrostatic shield between primary and secondary windings;
- Off-Circuit Tap-Changers available.
- Designed to meet all types of environmental conditions:
- extreme temperatures, from -50°C to +55°C;
- altitude, over 4000 m asl;