BRITISH STANDARD
Harmonized system of
quality assessment for
electronic
components —
Electrical relays —
Sectional specification:
Electromechanical
all-or-nothing relays
[IEC title: Electrical relays
Part 19: Sectional specification: Electromechanical
all-or-nothing relays of assessed quality]
Click below to download BS QC 160100:1987 IEC 255-19: 1983 Pdf free
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Click here to BS QC 160000-2:1987 IEC 255-10: 1979 Pdf free download