Standard 347B, Edition 1
UL 347B
SUPERSEDED

UL LLC Outline of Investigation for Medium Voltage Motor Controllers, Up To 15KV

UL Outline © 2005 UL LLC Published Date: June 20, 2005

$225.00-$998.00

Summary of Topics o0347b_1_sum.html

Summary of Topics

This First Issue of Outline of Investigation, SUBJECT 347B, covers requirements for industrial control equipment and associated components incorporating static switching elements, having a-c voltage ratings above 1500 V, up to 15 kV, and equipment incorporating electro-mechanical contactors with ratings above 7200 V, up to 15 kV intended for starting, stopping, regulating, controlling, or protecting electric motors or other electrical loads including refrigeration equipment.

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Sumary of Topics (SOT)
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Referenced Standards (3)

Below is a list of UL Standards referenced in UL 347B

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Reverse Referenced Standards (1)

UL 347B is referenced in the following list of UL Standards

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