luni, 20 martie 2017

BS 5424-2:1987

Low-voltage controlgear. Specification for semiconductor contactors (solid state contactors)|Electric control equipment, Electrical equipment, Low-voltage equipment, Contactors, Switches, Semiconductor devices, Electronic equipment and components, Circuits, Switchgear, Ratings, Electrical testing, Temperature-rise limit, Type testing, Test equipment, Grades (quality), Testing conditions, Marking, Verification, Electric load, Graphic representation Click the banner to get it at ONLY: GBP190.00
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