IS 1180 Pt.1-1989
Outdoor three-phase distribution transformers 100 kVA 11 kV and below—Specifications Part 1 Unsealed

Standard No.

IS 1180 Pt.1-1989

Release Date

1990

Published By

IN-BIS

Latest

IS 1180 Pt.1-1989

Scope

This standard ( Part 1) specifies the requirements and tests for oil-immersed, naturally air-cooled, three-phase, double-wound non-sealed type outdoor distri-bution transformers of ratings up to and including 100 kVA, for use on systems with nominal system voltages up to and including 11 kV.

IS 1180 Pt.1-1989 history

• 1990 IS 1180 Pt.1-1989 Outdoor three-phase distribution transformers 100 kVA 11 kV and below—Specifications Part 1 Unsealed