NEMA 250 : 2014
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
ENCLOSURES FOR ELECTRICAL EQUIPMENT (1000 VOLTS MAXIMUM)
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
06-12-2012
Superseded date
17-02-2020
Superseded by
€111.67
Excluding VAT
1 GENERAL
2 ENCLOSURE TYPES, FEATURES, AND APPLICATIONS
3 CONSTRUCTION
4 MARKING 15
5 DESIGN TESTS
Annex A - Comparison Between NEMA Enclosure
Type Numbers and ANSI/IEC Enclosure
Classification Designations
Annex B - Descriptions, Applications, Features, and
Test Criteria of Enclosures for Hazardous
(Classified) Locations
Describes the requirements to provide protection to the enclosed equipment against specific environmental conditions.
| DocumentType |
Standard
|
| Pages |
50
|
| PublisherName |
National Electrical Manufacturers Association
|
| Status |
Superseded
|
| SupersededBy |
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| EN ISO 13631:2002 | Petroleum and natural gas industries - Packaged reciprocating gas compressors (ISO 13631:2002) |
| A-A-50304 Base Document:1987 | Dynamometer, Engine Run-in, 500 Horsepower Capacity (No S/S Document) |
| MIL-PRF-32098 Revision A:2004 | Ultrafiltration System, 10-Gallon Per Minute Oily Waste Membrane (OWMS-10) |
| ASME A17.1 : 2016 | SAFETY CODE FOR ELEVATORS AND ESCALATORS - INCLUDES REQUIREMENTS FOR ELEVATORS, ESCALATORS, DUMBWAITERS, MOVING WALKS, MATERIAL LIFTS, AND DUMBWAITERS WITH AUTOMATIC TRANSFER DEVICES |
| MIL-PRF-30099 Revision A:2011 | Treatment System, Blackwater and Combined Blackwater/Graywater, for Surface Ships |
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| MIL-PRF-32007 Base Document:2003 | Oily Wastewater Separation System, 6-7-Gallon Per Minute Navy Integrated Membrane System (Nims) |
| IEEE 1585 : 2002 | FUNCTIONAL SPECIFICATION OF MEDIUM VOLTAGE (1-35 KV) ELECTRONIC SERIES DEVICES FOR COMPENSATION OF VOLTAGE FLUCTUATIONS |
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| API 677 : 2006 : R2016 | GENERAL-PURPOSE GEAR UNITS FOR PETROLEUM, CHEMICAL AND GAS INDUSTRY SERVICES |
| API 682 CHINESE : 2014 | PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| API 14F : 2008 : R2013 | DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL SYSTEMS FOR FIXED AND FLOATING OFFSHORE PETROLEUM FACILITIES FOR UNCLASSIFIED AND CLASS 1, DIVISION 1 AND DIVISION 2 LOCATIONS |
| AWWA F110 : 2016 | ULTRAVIOLET DISINFECTION SYSTEMS FOR DRINKING WATER |
| A-A-59713 Revision A:2004 | Combination Oven, Electric |
| MIL-PRF-32017 Base Document:1997 | REFRIGERATION SYSTEM, ADVANCED DESIGN |
| A-A-59393 Base Document:2000 | Milling Machine, Vertical Multispindle, Double Column, Computer Numerical Control (CNC) (No S/S Document) |
| ASHRAE GUIDELINE 13 : 2014 | SPECIFYING BUILDING AUTOMATION SYSTEMS |
| IEEE/ANSI N42.38-2015 | American National Standard for Performance Criteria for Spectroscopy-Based Portal Monitors Used in Homeland Security |
| A-A-59188 Base Document:1998 | Refrigerator, Mechanical, Storage Stand (for Bulk Milk Dispensers) (Naval Shipboard) |
| ASHRAE 90.4 : 2016 | ENERGY STANDARD FOR DATA CENTERS |
| EN 62040-1:2008/A1:2013 | UNINTERRUPTIBLE POWER SYSTEMS (UPS) - PART 1: GENERAL AND SAFETY REQUIREMENTS FOR UPS (IEC 62040-1:2008/A1:2013) |
| MIL-DTL-2036 Revision E:2014 | Enclosures for Electric and Electronic Equipment, Naval Shipboard |
| API 551 : 2016 | PROCESS MEASUREMENT |
| MIL-PRF-32167 Revision A:2006 | Transient Voltage Surge Suppressor (TVSS) |
| EN ISO 21049:2004 | Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO 21049:2004) |
| IEEE C93.4-2012 | IEEE Standard for Power-Line Carrier Line-Tuning Equipment (30 kHz to 500 kHz) Associated with Power Transmission Lines |
| A-A-59471 Base Document:1999 | Dry Cleaning Presses and Finishing Equipment (Naval Shipboard) |
| API 611 : 2008 : R2014 | GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| MIL-PRF-43891 Revision C:1997 | REFRIGERATION UNITS, ELECTRIC, 9000 BTU FOR MILITARY VAN CONTAINER, REFRIGERATED, INSULATED |
| API 673 : 2014 | CENTRIFUGAL FANS FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| NFPA 79 : 2018 | ELECTRICAL STANDARD FOR INDUSTRIAL MACHINERY |
| EN ISO 10438-1:2007 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 1: General requirements (ISO 10438-1:2007) |
| API 614 : 2008 | LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES |
| API RP 14F:2008 | DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL SYSTEMS FOR FIXED AND FLOATING OFFSHORE PETROLEUM FACILITIES FOR UNCLASSIFIED AND CLASS 1, DIVISION 1 AND DIVISION 2 LOCATIONS |
| EN ISO 23553-1:2014 | Safety and control devices for oil burners and oil-burning appliances - Particular requirements - Part 1: Automatic and semi-automatic valves (ISO 23553-1:2014) |
| MIL-PRF-32335 Base Document:2010 | TriCon Refrigerated Container System (TRCS) |
| A-A-59187 Base Document:1998 | Range, Convection Oven, Electric, Modular (Naval Shipboard) (S/S By ASTM-F2521) |
| EN ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries - Rotary-type positive-displacement compressors - Part 1: Process compressors (ISO 10440-1:2007) |
| A-A-59186 Base Document:1998 | Well, Hot Food Storage, Electric (Naval Shipboard) (S/S By ASTM-F2796) |
| MIL-M-29190 Revision A:1986 | Monitoring Devices, Emission; Stack Related (S/S by A-A-50566) |
| A-A-59777 Revision A:2009 | Dry Filter Unit (No S/S Document) |
| ASTM F 1837M : 1997 : R2002 | Standard Specification for Heat-Shrink Cable Entry Seals (Metric) |
| ASTM F 1837M : 1997 : R2007 | Standard Specification for Heat-Shrink Cable Entry Seals (Metric) |
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| ASTM F 2363/F2363M : 2017 : REDLINE | Standard Specification for Sewage and Graywater Flow Through Treatment Systems |
| ISO 13631:2002 | Petroleum and natural gas industries — Packaged reciprocating gas compressors |
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| ANSI C12.7-2014 | American National Standard for Requirements for Watthour Meter Sockets |
| NEMA ICS 61800-2:2005 | Adjustable Speed Electrical Power Drive Systems, Part 2: General Requirements—Rating Specifications for Low Voltage Adjustable Frequency AC Power Drive Systems |
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| NEMA ICS 18:2001 (R2007) | INDUSTRIAL CONTROL AND SYSTEMS: MOTOR CONTROL CENTERS |
| IEEE 1623-2004 | IEEE Guide for the Functional Specification of Medium Voltage (1 kV - 35 kV) Electronic Shunt Devices for Dynamic Voltage Compensation |
| ISO 21049:2004 | Pumps — Shaft sealing systems for centrifugal and rotary pumps |
| ASTM F 2072 : 2014 : REDLINE | Standard Test Method for Hosedown of a Membrane Switch |
| ASTM F 1837M : 1997 | Standard Specification for Heat-Shrink Cable Entry Seals (Metric) |
| ASTM F 1895 : 2014 : REDLINE | Standard Test Method for Submersion of a Membrane Switch |
| NEMA ICS 3:2005 (R2010) | INDUSTRIAL CONTROL AND SYSTEMS: MEDIUM VOLTAGE CONTROLLERS RATED 2001 TO 7200 VOLTS AC |
| ASTM E 2484 : 2008 | Standard Specification for Multi-Story Building External Evacuation Controlled Descent Devices |
| IEEE C37.21-2005 | IEEE Standard for Control Switchboards |
| API 552 : 1994 | TRANSMISSION SYSTEMS |
| ANSI C93.4 : 2012 | REQUIREMENTS FOR LINE TUNING UNITS |
| ASTM E 3137/E3137M : 2017 | Standard Specification for Heat Meter Instrumentation |
| NEMA ST 20:2014 | Dry Type Transformers for General Applications |
| IEC TR 61439-0:2013 | Low-voltage switchgear and controlgear assemblies - Part 0: Guidance to specifying assemblies |
| NEMA ICS 7.2 : 2015 | APPLICATION GUIDE FOR AC ADJUSTABLE SPEED DRIVE SYSTEMS |
| ASTM E 2513 : 2007 | Standard Specification for Multi-Story Building External Evacuation Platform Rescue Systems |
| ASTM F 1837M : 1997 : R2012 : EDT 1 | Standard Specification for Heat-Shrink Cable Entry Seals (Metric) |
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| DIN EN ISO 23553-1:2014-09 | Safety and control devices for oil burners and oil-burning appliances - Particular requirements - Part 1: Automatic and semi-automatic valves (ISO 23553-1:2014); German version EN ISO 23553-1:2014 |
| ASTM C 1217 : 2000 | Standard Guide for Design of Equipment for Processing Nuclear and Radioactive Materials |
| ISO 23553-1:2014 | Safety and control devices for oil burners and oil-burning appliances — Particular requirements — Part 1: Automatic and semi-automatic valves |
| NEMA 280 : 1990 | APPLICATION GUIDE FOR GROUND FAULT CIRCUIT INTERRUPTERS |
| IEC 62026-3:2014 | Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 3: DeviceNet |
| IEEE 515.1-2012 | IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Commercial Applications |
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| ASME A17.1-2016/CSA B44-16 | Safety code for elevators and escalators (Bi-national standard, with ASME A17.1) |
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| ASTM E 2484 : 2008 : R2015 | Standard Specification for Multi-Story Building External Evacuation Controlled Descent Devices (Withdrawn 2024) |
| NEMA ICS 9 : 1993 | INDUSTRIAL CONTROL AND SYSTEMS: POWER CIRCUIT ACCESSORIES |
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| ASTM C 1217 : 2000 : R2006 | Standard Guide for Design of Equipment for Processing Nuclear and Radioactive Materials |
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| NEMA ICS 61800-1:2002(R2007) | Adjustable Speed Electrical Power Drive Systems, Part 1: General Requirements—Rating Specifications for Low Voltage Adjustable-Speed DC Power Drive Systems |
| BS EN ISO 10438-1:2003 | Petroleum, petrochemical and natural gas industries. Lubrication, shaft-sealing and control-oil systems and auxiliaries General requirements |
| BS EN ISO 13631:2002 | Petroleum and natural gas industries. Packaged reciprocating gas compressors |
| ISO 23551-1:2012 | Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 1: Automatic and semi-automatic valves |
| UFC 4-211-01 : Change 1 | UNIFIED FACILITIES CRITERIA - AIRCRAFT MAINTENANCE HANGARS |
| ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries — Rotary-type positive-displacement compressors — Part 1: Process compressors |
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| NFPA T3.5.29 : 2007 | FLUID POWER SYSTEMS AND COMPONENTS - ELECTRICALLY-CONTROLLED INDUSTRIAL VALVES - INTERFACE DIMENSIONS FOR ELECTRICAL CONNECTORS |
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| ASME B1.20.1 : 2013(R2018) | PIPE THREADS, GENERAL PURPOSE (INCH) |
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