IEC /TR2: 60909-1 - 1991; Short-circuit current calculation in three-phase a.c. systems Part 1 - Factors for the calculation of short-circuit currents in three-phase a.c. systems according to IEC-909
IEC /TR2: 60909-1 - 1991; Short-circuit current calculation in three-phase a.c. systems Part 1 - Factors for the calculation of short-circuit currents in three-phase a.c. systems according to IEC-909
- GENEVA IEC 1991
- 145p
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