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Document UL 1977 is offered by IHS as part of an online subscription. This subscription contains many documents on the same topic.
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UL 1977 Document Information:
Title
UL Standard for Safety Component Connectors for Use in Data, Signal, Control and Power Applications
Underwriters Laboratories Inc.
Publication Date:
Dec 7, 2007
Scope:
These requirements cover single and multipole connectors,
intended for factory assembly to copper or copper alloy conductors
or printed wiring boards, for use in data, signal, control and
power applications within and between electrical equipment.
These requirements apply to devices categorized as follows
Type 0 rated less than 8.3 A and less than 30 V rms (42 V
peak);
Type 1A rated less than 8.3 A and from 30 V up to and including
600 V ac or dc, or both;
Type 1B rated from 8.3 A up to and including 200 A, and less
than 30 V rms (42 V peak);
Type 2 rated from 8.3 A to less than 31 A and from 30 V up to
and including 600 V ac or dc or both;
Type 3 rated from 31 A up to and including 200 A and from 30 V
up to and including 600 V ac or dc, or both.
Type 4 rated from greater than 200 A up to and including 1000 A,
and up to and including 600 V ac or dc.
Type 5 rated less than 31 A and from 601 V up to and including
6000 V ac or dc, or both.
Type designations used in this Standard only serve as a guide to
determine appropriate requirements, and do not represent an
assigned rating. A device without an assigned current rating is
considered to be either a Type 0 or Type 1A depending upon the
assigned voltage rating.
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