درباره ما
NEMA - National Electrical Manufacturers Association
Browse by
Recent Submissions
-
Computed Tomography Dose Check
Abstract: This Standard applies to particular dose-related notification and alert messages appearing on the operating consoles of CT scanners. This Standard is not intended to define all notification, alert, or other messages ... -
Standard for Uniformly Measuring and Expressing the Performance of Electrical Energy Storage Systems
Abstract: The Standard identifies general information and technical specifications relevant in describing an ESS and also defines a set of test, measurement, and evaluation criteria with which to express the performance of electrical ... -
Considerations for Remanufacturing of Medical Imaging Devices
Abstract: Introduction Medical devices are subject to a number of post-sale aftermarket activities, including servicing, upgrading, updating, refurbishing, and remanufacturing. These activities, when performed correctly and in ... -
Electric Utility Communications Networks
Abstract: Introduction The past two decades have witnessed a revolution in the electric industry with the emergence of distributed energy resources (DER), advances in sensors, data networks, software technologies and the emergence ... -
Cybersecurity Requirements for Lighting Systems—Parking Lots
Abstract: The intent of this document is to provide cybersecurity requirements for Lighting Systems used in parking lots with public access. This Standard provides specifications for the protection of signals and data to, from and ... -
Composite Insulators Guy (Strain) Insulator Type (Ultra-Violet Light Resistant Polymer Material Covered Rod Type)
Abstract: This standard covers composite guy (strain) type insulators made of a fiberglass-reinforced resin matrix core, an ultra-violet light-resistant polymer material rod cover, and metal end fittings intended for use on overhead ... -
Supplier Credentialing in Healthcare
Abstract: This Standard identifies the credentials of supplier employees (identified as supplier representatives) entering a healthcare provider facility. Requirements are intended for supplier representatives but could be applied ... -
Requirements for Servicing of Medical Imaging Equipment
Abstract: This Standard describes and defines the minimum quality management system requirements for servicing of medical imaging equipment to ensure a return to a safe and effective condition for its intended use. Requirements ... -
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 that may be used alone or combined with other components, ... -
Electric Lamps— Specification Sheet for Tubular Fluorescent Replacement and Retrofit LED Lamps
Abstract: The purpose is to standardize the Tubular LED (TLED) Lamp specification sheet, or data reporting format, as the means of communication of critical lamp characteristics such as: a. Intended use ballasts (if applicable) ... -
Part 1—Surge Protective Device Specification Guide for Low Voltage Power Distribution Systems
Abstract: This specification guide is Part 1 of a series of such guides that is intended to provide guidance on the evaluation, specification and/or use of surge protective devices (SPDs) deployed in low voltage power distribution ... -
Application Guide for Industrial Control and Systems Crane and Hoist Controllers
Abstract: This guide was developed from the experience of the member companies working with their customers and users. It provides information that will be useful to architects, electrical engineers, electrical contractors, maintenance ... -
Building Management Systems — Optimizing Building Energy Performance and Occupant Comfort, Productivity, Safety, and Security
Abstract: Facts They are not a substitute for a product seller’s or user’s own judgment with respect to the particular product referenced in the Standard or guideline, and NEMA does not undertake to guarantee the performance of any ... -
A NEMA White Paper on Emerging Technologies and the Industrial Internet of Things and Their Applications
Abstract: The NEMA 2018 IoTNOW webinar series was designed to learn about the IoT emerging trends that must be considered during the optimization of product performance and factories. The series covered the following twelve (12) ... -
Failure Modes for Self-Ballasted Compact Fluorescent Lamps–A NEMA Update
Abstract: Introduction and Background A number of years ago, third-party safety agencies such as UL, CSA, and ESA1 reported complaints from consumers regarding the failure modes of self-ballasted compact fluorescent lamps (SBCFL). Media ... -
Impact of Surges on Equipment: Susceptibility of Electronics to Surge Damage
Abstract: The purpose of this paper is to provide evidence showing all electrical products, sensors, and systems containing electronic components are at risk of suffering damage from electrical surges. This white paper is not meant ... -
Electric Lamp Bases — Specifications for Bases (Caps) for Electric Lamps
Abstract: This standard sets forth the specifications for bases (caps) used on electric lamps. Important Patent Disclaimer At the time of publication, it is possible that some of the elements of this document may be the subject ... -
Incompatibility of T8 Ballasts (RS, PS, Dimming) and “Shunted” Bi-Pin Lampholders
Abstract: Introduction Numerous ballast manufacturers have received and verified reports of incorrect applications of shunted bi-pin lampholders (tombstones) used with rapid-start (RS), programmed start (PS), and dimming ballasts. These ... -
Electric Lampholders
Abstract: This standard sets forth the specifications for lampholders for electric lamps. Important Patent Disclaimer At the time of publication, it is possible that some of the elements of this document may be the subject of ... -
Controlled Emergency Lighting, a Technical Clarification Bulletin
Abstract: The standards or guidelines presented in a NEMA publication are considered technically sound at the time they are approved for publication. They are not a substitute for a product seller’s or user’s own judgment with ...