joi, 23 martie 2017

BS 7713:1993, IEC 60944:1988

Guide for the maintenance of silicone transformer liquids|Silicones, Silicon organic compounds, Liquid electrical insulating materials, Transformers, Electrical insulating materials, Maintenance, Reconditioning, Contamination, Inspection, Sampling methods, Grades (quality), Vacuum techniques, Filtration, Sieving Click the banner to get it at ONLY: GBP98.00
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