29.240 : Power transmission and distribution networks
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UNE 21239-1:2005 IN
Short-circuit currents in three-phase a.c. systems - Part 1: Factors for the calculation of short-circuit currents according to IEC 60909-0
7/27/2005 - PDF - Spanish -
Learn More€126.00 -
UNE 21239-4:2002 IN
Short-circuit currents in three-phase a.c. systems - Part 4: Examples for the calculation of short-circuit currents
5/30/2002 - PDF - Spanish -
Learn More€107.00 -
UNE 20866:1995 IN
GUIDE ON METHODS OF MEASUREMENT OF SHORT DURATION TRANSIENTS ON LOW VOLTAGE POWER AND SIGNAL LINES.
10/19/1995 - PDF - Spanish -
Learn More€92.00