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What does SI stand for?

SI stands for Supplementary Insulation

This definition appears very rarely and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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Other Resources:
We have 92 other definitions for SI in our Acronym Attic

Samples in periodicals archive:

The B2031 (through hole) and B2032 (surface mount) line interface transformers have been approved by Analog Devices and are designed to meet the supplementary insulation requirements of the International Electrotechnical Commission (IEC) 950 documents.