Exciting News! 🚆 Introducing our latest innovation: NEW three-phase isolation transformers with advanced earth relay detection circuits, specially designed for railway applications.
Three phase metering unit. three phase metering unit for renewable energy applications
15Kva 3 ph. 400v+/-2.5 +/-5% - 400v Dyn11 vector connection. 50Hz Qty=2 transformers IP56 rated. SS316 enclosure material. This transformer is double insulated . There is also a screen between…
110kva Three Phase Railway isolation transformer
3 Phase Dry type transformer 250kVA. Double insulated, epoxy cast, fire rating F1 and special environmental rating.
60kVA Three Phase Isolation Transformer Isolation for Railway project
Specially wound unique project made at Tortech 3000:1 ratio metering CT suitable for bus bar installation with narrow specified dimensions
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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