This transformer made with a IP56 Enclosure with an application for a Solar farm in NSW.
This is a first for Tortech in terms of designing a transformer with a 33kV High Voltage winding
The Specifications for this transformer are:
· Vector Group – Dyn11
· Frequency – 50Hz
· Input Voltage – 33kV Ph-Ph
· Output Voltage – 400V Ph-Ph
· Insulation Class – 150˚C
· Lighting Impulse Level – 200kV Peak
Exciting News! 🚆 Introducing our latest innovation: NEW three-phase isolation transformers with advanced earth relay detection circuits, specially designed for railway applications.
Unique 50kva Three phase Transformer project
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Item 1 – Cast Resin type Isolation Transformer | HV Winding 1 | LV Winding 1 | LV Winding 2 | |
Rated power | kVA | 315 | 1250 | 1250 |
Rated voltage | kV | 33 | 0.48 | 0.48 |
Frequency | Hz | 50 | ||
Off circuit tapping links | % | ±2.5%, +-5% | Nil | Nil |
Connection | Delta | Star | Star | |
Vector group | Dy11y11 | |||
Insulation level (Maximum BIL/AC) | kV | 150/70 | 10/3 | 10/3 |
Winding material | Aluminium cast windings in quartz filled self-extinguishing epoxy resin | Aluminium cast windings in quartz filled self-extinguishing epoxy resin | Aluminium cast windings in quartz filled self-extinguishing epoxy resin | |
Type of winding | Vacuum Resin Cast | Vacuum Resin cast | Vacuum Resin cast | |
Standard | AS 60076-11, AS 2374 | |||
Installation | Indoor | |||
Degree of protection | IP22 | |||
Type of cooling | AN/AF | |||
Installation altitude | < 1000 a.m.s.l | |||
Climatic/environmental And fire behaviour class | E2-C2-F1 | |||
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