SANS 61643-321:2004(R2018)
Current
The latest, up-to-date edition.
Components for low-voltage surge protective devices – Part 321: Specifications for avalanche breakdown diode (ABD)
Hardcopy
English
12-07-2018
Applies to avalanche breakdown diodes (ABDs) that represent one type of surge protective device component used in the design and constuction of surge protective devices connected to low-voltage power distribution systems, transmission, and signalling networks.
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