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ABN: 36 003 233 350

Established in 1987 Tortech is a privately owned Australian business which focuses on the design and manufacture of a whole range of transformers.

We manufacture transformers, inverters, power supplies, single to three phase converters, variacs and custom designed transformers.

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  • Home
  • About
    • About Tortech Pty Ltd
    • About Our Founder
    • Company History
    • LinkedIn Whitepapers
    • Capability Statement
  • Store
    • Voltage Converters
      • Economy Step Down
        • Economy American
        • Economy Japanese
        • Economy European
      • Isolated Step Down
        • Isolated American
        • Isolated Japanese
      • Step Up
        • Economy American
        • Isolated American
        • Economy Japanese
    • Three Phase Step Down
    • Single to Three Phase Converter
    • Variac
    • Isolation
    • Toroidal / EI Transformer
    • Outdoor Garden Transformer
    • Current Transformer
    • Inverter
    • Power Supply
    • Accessories
  • Custom Transformer Designs
    • Cast Resin Three Phase Transformers
    • Oil Filled Distribution Transformers
    • Railway Isolation Three Phase Transformers
    • Kiosk Three Phase Transformers
    • Dry Type Three Phase Transformers
    • Chlorinator Single Phase Transformers
    • Balanced Single Phase Transformers
    • Rectifier Three Phase Transformers
    • Voltage Transformers
    • Single & Three Phase Transformer Custom Design
  • Projects
  • Services
  • FAQ & More
    • Guide to Selecting the Right Voltage Converter
    • Product Manuals
    • Voltage Converter FAQs
    • General FAQs
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      • High Bay Panels
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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

test

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