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NEMA - NEMA LS 1 - LOW VOLTAGE SURGE PROTECTIVE DEVICES Organization: NEMA
Date: 1992-01-01
Description: In presenting a specification format, it is not the intent of this document or that of NEMA (LOW Voltage SPD Section) to introduce new standards, derive test and evaluation methodology, or define extensive vocabulary.
NEMA - NEMA TR 1 - TRANSFORMERS, STEP VOLTAGE REGULATORS AND REACTORS Organization: NEMA
Date: 2013-01-01
Description: This standards publication applies to single phase and poly phase power and distribution transformers (including step-voltage regulators and reactors). This standard excludes dry type transformers covered by NEMA ST20.
PIP ELSMC11 - MEDIUM-VOLTAGE MOTOR CONTROL CENTER SPECIFICATION Organization: PIP
Date: 2012-04-01
Description: This Practice describes the requirements for the design, fabrication, inspection, testing, and shipment of metal-enclosed, NEMA Class E2 controllers. This equipment is used for the supply, control, and protection of medium-voltage motors.
IEEE 78 - AIEE-FEMA-NEMA STANDARDS PUBLICATION FOR ARC FURNACE TRANSFORMERS Organization: IEEE
Date: 1960-02-01
Description: This standard covers electrical char¬acteristics and mechanical features of 3-phase, 60- cycle, 2-winding, mineral-oil-immersed indoor transformers rated 250 to 35000 kva, inclusive, high voltage 2400 to 34400 volts, inclusive, used for sup¬plying electric power to direct arc ferrous-melting furnaces.
DS/EN 62208 - EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - GENERAL REQUIREMENTS Organization: DS
Date: 2011-12-16
Description: NOTE 2 The United States of America (USA) uses enclosure "Type" designations according to NEMA 250. The NEMA Enclosure Type designations specify additional environmental requirements for conditions such as corrosion, rust, icing, oil, and coolants.
IEC 62208 - EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES – GENERAL REQUIREMENTS - EDITION 2.0 Organization: IEC
Date: 2011-08-01
Description: NOTE 2 The United States of America (USA) uses enclosure "Type" designations according to NEMA 250. The NEMA Enclosure Type designations specify additional environmental requirements for conditions such as corrosion, rust, icing, oil, and coolants.
CENELEC - EN 62208 - EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - GENERAL REQUIREMENTS Organization: CENELEC
Date: 2011-10-01
Description: NOTE 2 The United States of America (USA) uses enclosure "Type" designations according to NEMA 250. The NEMA Enclosure Type designations specify additional environmental requirements for conditions such as corrosion, rust, icing, oil, and coolants.
CEI EN 62208 - EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - GENERAL REQUIREMENTS Organization: CEI
Date: 2012-02-01
Description: NOTE 2 The United States of America (USA) uses enclosure "Type" designations according to NEMA 250. The NEMA Enclosure Type designations specify additional environmental requirements for conditions such as corrosion, rust, icing, oil, and coolants.
IEEE C37.43 - SPECIFICATIONS FOR HIGH- VOLTAGE EXPULSION, CURRENT-LIMITING, AND COMBINATION-TYPE DISTRIBUTION AND POWER CLASS EXTERNAL FUSES, WITH RATED VOLTAGES FROM 1 KV THROUGH 38 KV, USED FOR THE PROTECTION OF SHUNT CAPACITORS Organization: IEEE
Date: 2008-06-12
Description: This standard establishes specifications for high-voltage (above 1000 V) distribution and power class expulsion, current-limiting, and combination-type external capacitor fuses and accessories, with rated voltages from 1 kV through 38 kV, for protecting shunt capacitors complying with IEEE Std 18™-20021 and NEMA CP 1-2000. All of these devices are intended for use on ac systems.
IEEE - ANSI C57.12.50 - REQUIREMENTS FOR VENTILATED DRY-TYPE DISTRIBUTION TRANSFORMERS, 1 TO 500 KVA, SINGLE-PHASE, AND 15 TO 500 KVA, THREE-PHASE, WITH HIGH-VOLTAGE 601 TO 34 500 VOLTS, LOW-VOLTAGE 120 TO 600 VOLTS - REPLACES NEMA C57.12.50-1981 Organization: IEEE
Date: 1981-01-01
Description: Dry-type transformers have been covered in the past by a variety of documents, including American National Standard General Requirements for Distribution, Power, and Regulating Transformers, ANSI C57.12.00- 1973; American National Standard Test Code for Distribution, Power, and Regulating Transformers, ANSI C57.12.90- 1973; American National Standard Dry-Type Transformers for General Applications, ANSI/NEMA ST 20-1 972; and Commercial, Institutional, and Industrial Dry-Type Transformers, NEMA TR 27-1965 (R1976).
IEEE C37.27 - GUIDE FOR LOW-VOLTAGE AC (635 V AND BELOW) POWER CIRCUIT BREAKERS APPLIED WITH SEPARATELY- MOUNTED CURRENT-LIMITING FUSES Organization: IEEE
Date: 2015-12-05
Description: Purpose This guide sets forth recommendations believed essential for the selection of current-limiting fuses (see NEMA FU-1 and UL 248-1) for use in combination with low-voltage ac power circuit breakers, rated in accordance with IEEE Std C37.13™ and applied in metal-enclosed low-voltage power circuit breaker switchgear in accordance with IEEE Std C37.20.1™.
UL 2851 OUTLINE - OUTLINE OF INVESTIGATION FOR LOW-VOLTAGE DISTRIBUTION SYSTEMS AND EQUIPMENT FOR DESK AND SIMILAR WORK-SURFACE INSTALLATIONS - ISSUE 1 Organization: UL
Date: 2013-10-08
Description: The system may also include AC convenience receptacles rated 125 or 250 V, 15 or 20 A, meeting the dimensional requirements of ANSI/NEMA WD 6, Wiring Device – Dimensional Requirements.  The low voltage systems covered by this Outline are typically intended for installation in or on work surfaces such as desks in office environments (home or commercial).
IEEE - ANSI C37.16 - LOW-VOLTAGE POWER CIRCUIT BREAKERS AND AC POWER CIRCUIT PROTECTORS PREFERRED RATINGS, RELATED REQUIREMENTS, AND APPLICATION RECOMMENDATIONS - REPLACES NEMA C37.16-2000 Organization: IEEE
Date: 2000-01-01
Description: This standard was first published by the American Standards Association (now the American National Standards Institute) in 1956, using material developed by the National Electrical Manufacturers Association (NEMA). Reference should be made to the appropriate American National Standards for service conditions, definitions, ratings, temperature limitations, classes of insulating material, nameplate markings, dielectricwithstand requirements, test requirements, and application standards.
NEMA - NEMA ICS 3.1 - GUIDE FOR THE APPLICATION, HANDLING, STORAGE, INSTALLATION, AND MAINTENANCE OF MEDIUM-VOLTAGE AC CONTACTORS, CONTROLLERS, AND CONTROL CENTERS Organization: NEMA
Date: 2009-01-01
Description: The requirements in the CANENA-developed UL 347 and NEMA SG 10-2008 apply. These instructions are not considered appropriate to industrial control equipment intended for use in locations designated as hazardous (classified) in the National Electrical Code.
NEMA - NEMA ICS 2.4 - NEMA AND IEC DEVICES FOR MOTOR SERVICE - A GUIDE FOR UNDERSTANDING THE DIFFERENCES Organization: NEMA
Date: 2003-01-01
Description: These are components which may be used alone, or combined with other components, to serve as full-voltage or reduced-voltage, reversing or non-reversing, single-speed or multi-speed motor controllers.
NEMA - NEMA PREMIUM - GENERAL SPECIFICATION FOR CONSULTANTS, INDUSTRIAL AND MUNICIPAL: NEMA PREMIUM® EFFICIENCY ELECTRIC MOTORS Organization: NEMA
Date: 2014-01-01
Description: GENERAL The intent of this specification is to outline the minimum requirements for three-phase ac induction motors applied to municipal and industrial applications for operation on voltages 5000 volts or less, rated 2500HP or less, operating more than 2000 hours per year at >75% of full-load.
NASA - UFGS-26 05 71.00 40 - LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES Organization: NASA
Date: 2014-02-01
Description: Show frame and trip ratings, interrupting ratings, and NEMA types and sizes, as well as single-line and schematic diagrams, elevations, and details on drawings.
NASA - UFGS-26 05 70.00 40 - HIGH VOLTAGE OVERCURRENT PROTECTIVE DEVICES Organization: NASA
Date: 2015-02-01
Description: Show frame and trip ratings, interrupting ratings, and NEMA types and sizes, as well as single-line and schematic diagrams, elevations, and details on drawings.
NEMA - NEMA ABP 11 - COMPATIBILITY BETWEEN SMOKE ALARMS AND ARC-FAULT CIRCUIT INTERRUPTERS Organization: NEMA
Date: 2016-01-01
Description: This publication will be periodically reviewed by the Molded Case Circuit Breaker Product Group of the Low Voltage Distribution Equipment Section of NEMA for any revisions necessary to keep it up to date with advancing technology.
NEMA - NEMA ABP 6 - WHAT IS THE PURPOSE OF A MOLDED CASE CIRCUIT BREAKER? Organization: NEMA
Date: 2015-01-01
Description: This publication will be periodically reviewed by the Molded Case Circuit Breaker Product Group of the Low Voltage Distribution Equipment Section of NEMA for any revisions necessary to keep it up to date with advancing technology.

1 - 20 of 33 results