UL 248-18
Outline of Investigation for Low Voltage Fuses - Class CD Fuses

DETAILS
Edition Number:4SCC Approved:--
Edition Date:2010-07-23DOD Approved: --
Price Code:AANSI Approved: --
Type:outline

  • SCOPE

    1.1 Scope

    This Outline of Investigation applies to Class CD fuses rated 31– 60 A and 600 V ac. DC ratings are optional.

  • TABLE OF CONTENTS
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    • Outline Title Page
    • Table of Contents
      • Low-Voltage Fuses – Class CD Fuses
        • 1 General
          • 1.1 Scope
        • 4 Classification
        • 5 Characteristics
          • 5.2 Voltage rating
          • 5.3 Current rating
          • 5.5 Interrupting rating
          • 5.6 Peak let-through current and clearing It characteristics
        • 7 Construction
          • 7.1 Dimensions
        • 8 Tests
          • 8.2 Verification of temperature rise and current-carrying capacity
          • 8.3 Verification of overload operation
          • 8.4 Verification of operation at rated voltage
          • 8.5 Verification of peak let-through current and clearing It characteristics