luni, 20 martie 2017
BS 3297-2:1993, IEC 60273:1990
Characteristics of indoor and outdoor post insulators for systems with nominal voltages greater than 1000 V|Post insulators, Electric insulators, Glass, Ceramics, Breaking load, Designations, Dimensions, Classification systems, Design, Withstand voltage, Fixing, Seatings, Frequencies, Leakage paths, Height, Diameter, Holes, Interchangeability, Strength of materials, Grades (quality), Electrical insulation devices, Rated voltage, Impulse voltages Click the banner to get it at ONLY: GBP190.00 

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