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NEMA ICS 2.4: NEMA and IEC Devices for Motor Service - A Guide for Understanding the Differences
Abstract: The features, conventions, characteristics and attributes identified in this guide are those of magnetic contactors and thermal overload relays. These are components which may be used alone, or combined with other components, ...
NEMA C136.10: For Roadway and Area Lighting Equipment – Locking-Type Photocontrol Devices and Mating Receptacles – Physical and Electrical Interchangeability and Testing
Abstract: This standard covers the following roadway and area lighting equipment, which may be physically and electrically interchanged to operate within established values:
a) Locking-type photocontrol, herein referred to as ...
a) Locking-type photocontrol, herein referred to as ...
NEMA IA 2.8: PROGRAMMABLE CONTROLLERS PART 8: GUIDELINES FOR THE APPLICATION AND IMPLEMENTATION OF PROGRAMMING LANGUAGES - National Adoption
Abstract: This part of IEC 61131, which is a technical report, applies to the programming of programmable controller systems using the programming languages defined in IEC 61131-3. It also provides guidelines for the implementation ...
NEMA C80.1: Electrical Rigid Steel Conduit (ERSC)
Abstract: This standard covers the requirements for electrical rigid steel conduit for use as a raceway for wires or cables of an electrical system. Finished conduit is produced in nominal 10 ft (3.05 m) lengths, threaded on each ...
NEMA C29.11: Composite Suspension Insulators for Overhead Transmission Lines - Tests
Abstract: This standard comprises a manual of test methods to be followed in making tests to determine the characteristics of composite electrical power insulators, as defined herein.
NEMA C12.24 TR: Definitions for Calculations of VA, VAh, VAR, and VARh for Poly-Phase Electricity Meters
Abstract: This technical report establishes names and mathematical definitions for the Volt-Ampere (VA), Volt-Ampere hours (VAh), Volt-Amperes Reactive (VAR), and Volt-Ampere Reactive hours (VARh) formulae used by poly-phase electricity ...
NEMA ANSLG C78.41: For Electric Lamps -- Guidelines for Low Pressure Sodium Lamps
Abstract: This standard describes the physical and electrical requirements of the principal types of singleended low pressure sodium lamps. The electrical data provides the specific basis for ballast requirements for these lamps.
NEMA MS 9: CHARACTERIZATION OF PHASED ARRAY COILS FOR DIAGNOSTIC MAGNETIC RESONANCE IMAGES
Abstract: This standards publication defines test methods for measuring the signal-to-noise ratio and image uniformity of MR images produced using receive-only phased array coils. Other coil configurations have been addressed in MS ...