ANSI NEMA C37.55:2025
Current
The latest, up-to-date edition.
American National Standard for Switchgear—Medium Voltage Metal-Clad Assemblies—Conformance Test Procedures
Hardcopy , PDF
English
04-11-2025
This standard is a conformance testing standard optionally applicable to all medium-voltage metal-clad switchgear assemblies designed, tested, and manufactured in accordance with IEEE C37.20.2 Metal-Clad Switchgear
| DocumentType |
Standard
|
| Pages |
21
|
| ProductNote |
This standard is also refer to IEEE C37.20.6
|
| PublisherName |
National Electrical Manufacturers Association
|
| Status |
Current
|
| Supersedes |
| ASTM D 149 : 2025 | Standard Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at Commercial Power Frequencies |
| ASTM D 5628 : 2024 | Standard Test Method for Impact Resistance of Flat, Rigid Plastic Specimens by Means of a Falling Dart (Tup or Falling Mass) |
| ANSI/NEMA IM 60000:2021 | Industrial Laminated Thermosetting Products |
| ASTM D 150 : 2022 | Standard Test Methods for AC Loss Characteristics and Permittivity (Dielectric Constant) of Solid Electrical Insulation |
| ANSI/NEMA IM 60001:2022 | Relative Temperature Indices of Industrial Thermosetting Laminates |
| ANSI C37.58:2020 | American National Standard for Switchgear—Indoor AC Medium Voltage Switches for Use in Metal-Enclosed Switchgear—Conformance Test Procedures |
| ANSI/NEMA C29.10:2017 | American National Standard for Wet-Process Porcelain Insulators—Indoor Apparatus Type |
| ASTM D 256 : 2024 | Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics |
| IEEE C37.04-2018 | IEEE Standard for Ratings and Requirements for AC High-Voltage Circuit Breakers with Rated Maximum Voltage Above 1000 V |
| IEEE C57.12.28-2023 | IEEE Standard for Pad-Mounted Equipment--Enclosure Integrity |
| IEEE C37.09-2018 | IEEE Standard Test Procedures for AC High-Voltage Circuit Breakers with Rated Maximum Voltage Above 1000 V |
| IEEE C37.20.6-2024 | IEEE Standard for 4.76 kV to 48.3 kV Rated Ground and Test Devices Used in Enclosures |
| ASTM D 648 : 2018 | Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position |
| IEEE C37.20.2-2022 | IEEE Standard for Metal-Clad Switchgear |
| ASTM D 790 : 2017 | Standard Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials |
| ANSI C37.57:2003 | American National Standard for Switchgear—Metal-Enclosed Interrupter Switchgear Assemblies—Conformance Testing |
| ANSI C37.54:2002 | American National Standard for Indoor AC High Voltage Circuit Breakers Applied as Removable Elements in Metal-Enclosed Switchgear—Conformance Test Procedures |
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