ANSI C37.44 : 1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
AMERICAN NATIONAL STANDARD SPECIFICATIONS FOR DISTRIBUTION OIL CUTOUTS AND FUSE LINKS
Hardcopy , PDF
07-23-2013
English
01-01-1981
1. Scope
2. Rating
2.1 Rating Information
2.2 Rated Continuous Current
2.3 Overload and Thermal Ratings
2.4 Rated Voltages
2.5 Rated Frequency
2.6 Rated Interrupting Current for Distribution Oil Fuse
Cutouts
2.7 Rated Load-Break Current of Distribution Oil Cutouts
2.8 Basic Impulse Insulation Level (BIL) of Distribution
Oil Cutouts
2.9 Rated Making Current (Making Current Rating) of
Distribution Oil Cutouts
2.10 Rated Short-Time Currents of Distribution Oil
Cutouts
3. Interchangeability Requirements
3.1 Electrical Interchangeability
3.2 Mechanical Interchangeability
4. Design Test Requirements
4.1 Dielectric Tests
4.2 Interrupting Tests
4.3 Load-Break Tests
4.4 Making Current Tests
4.5 Radio-Influence Tests
4.6 Short-Time Current Tests for Disconnecting Cutouts
4.7 Temperature-Rise Limitations
4.8 Time-Current Tests for Fuse Links
5. Conformance Tests for Distribution Oil Cutouts
6. Nameplate Marking
6.1 Distribution Oil Cutouts
6.2 Fuse Links
6.3 Shipping Container for Fuse Links
7. Application Requirements
7.1 Basis for Selection of Rated Voltage of Distribution
Oil Cutouts
7.2 Guide for Selection of Rated Voltage of Distribution
Oil Cutouts
7.3 Coordination Factor for Operating Variables
7.4 Coordination Charts
8. Revision of American National Standards Referred to
in This Document
Tables
1. Rated Symmetrical Interrupting Currents
2. Rated Short-Time Currents
3. Line-to-Ground Dielectric Test Voltages
4. Limits of Radio-Influence Voltage
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