BRITISH STANDARD
Specification for
Harmonized system of
quality assessment for
electronic
components —
Electrical relays —
Blank detail
specification —
Electromechanical all-or-nothing
relays — Test schedules 1, 2 and 3
Click below to download BS QC 160101:1987 IEC 255-19-1: 1983 Pdf free
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Click here to BS QC 160100:1987 IEC 255-19: 1983 Pdf free download