IEC 60909-3:2003

Short-circuit currents in three-phase a.c. systems - Part 3: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth

OVERVIEW

specifies procedures for calculation of the prospective short-circuit currents with an unbalanced short circuit in high-voltage three-phase AC systems operating at nominal frequency 50 Hz or 60 Hz, i.e.

COMMENTS

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PRODUCT DETAILS

Status Withdrawn - 02 Jan 2026
Edition 2003
No. of Pages 63
ICS Classification 29.240.20 Power transmission and distribution lines
17.220.01 Electricity. Magnetism. General aspects
Committee TC 73
Available for Purchase For sale in Singapore only
Adoption IEC : 0