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IEEE DRAFT 848 : D17 JAN 96

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

DRAFT STANDARD PROCEDURE FOR THE DETERMINATION OF THE AMPACITY DERATING OF FIRE PROTECTED CABLES
Superseded date

07-23-2013

Published date

01-12-2013

Section
1 Overview
    1.1 Purpose
    1.2 Scope
2 References
3 Definitions
4 Test Description
    4.1 General
          4.1.1 Applicability
          4.1.2 Method of Testing
    4.2 Test Specimens - Protected Cable Systems
          4.2.1 Cable Selection
          4.2.2 Cable fill
          4.2.3 Conduit
          4.2.4 Tray
          4.2.5 Free-Air Drop
          4.2.6 Fire Protective Material
    4.3 Test Specimens - Cable Penetration Fire Stop
          4.3.1 Cable Selection
          4.3.2 Cable Fill
          4.3.3 Conduit
          4.3.4 Tray
          4.3.5 Floor/Wall Assembly
          4.3.6 Fire Stop Design
    4.4 Test Facility
          4.4.1 Test Enclosure
          4.4.2 Test Specimen Installation
                  4.4.2.1 Tray
                  4.4.2.2 Conduit
                  4.4.2.3 Free-Air Drop
                  4.4.2.4 Cable Penetration Fire Stops
                  4.4.2.5 Orientation
                  4.4.2.6 Installation of Fire Protective
                           Systems
          4.4.3 Thermocouple Selection and Placement
    4.5 Test Procedure
          4.5.1 Baseline Evaluation
          4.5.2 Current Source
          4.5.3 Temperature Measurement
          4.5.4 Enclosure Temperature
5 Evaluation of Test Results
    5.1 Normalizing Test Results
    5.2 Ampacity Derating Factor
6 Documentation of Testing
7 Bibliography

Provides a test procedure for use in establishing the ampacity or ampacity derating factor for cables installed in fire protected conduits, trays, or free air-drops, cable penetration fire stops, or electrical separation wrap systems.

DocumentType
Draft
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy

IEEE 384-2008 REDLINE IEEE Standard Criteria for Independence of Class 1E Equipment and Circuits
NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
IEEE 690-2004 IEEE Standard for the Design and Installation of Cable Systems for Class 1E Circuits in Nuclear Power Generating Stations

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