One of a series of parts specifying the vibration, shock, bump and seismic requirements applicable to electromechanical and static measuring relays and protection equipment, with or without output contacts.
KSIEC60255-21-3:1993
Electrical relays-Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment-Section 3:Seismic tests.
Number of Pages:29.
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Kes 3,708.00