This section provides an overview for explosion proof motors as well as their applications and principles. Also, please take a look at the list of 43 explosion proof motor manufacturers and their company rankings.
Among machines that use electricity, electric machines and equipment used in factories and plants are extremely dangerous because they handle high voltages such as 100 VAC and 200 VAC. Especially in explosive or hazardous atmospheres or in dusty areas that can cause dust explosions, sparks generated by electrical machinery and equipment can ignite gas or dust.
As a result, accidents such as explosions and fires may occur.
Therefore, explosion-proof electrical equipment must be used in such hazardous locations or atmospheres. Motors often used in factories and plants are no exception. Explosion proof motors are motors that can be used safely in such hazardous atmospheres.
Based on a standard called the "Guideline for Explosion-Proof Guidance for Factory Electrical Equipment," these motors are designed and manufactured so that they can be used safely and securely in hazardous and explosive atmospheres.
These motors are used in many places where hazardous or explosive atmospheres are likely to occur, such as chemical plants and petrochemical factories.
They may also be used in other outdoor applications.
Motors are widely used in pumps, blowers, and other industrial machinery, and are so directly connected to industry that it is no exaggeration to say that there is no factory or plant that does not use a single motor or that does not have a single motor.
However, because they operate at high voltage and high current, if flammable gases, large amounts of steam, or large amounts of dust are present, or if steam or other substances are present, they can enter the interior and cause an explosion, creating a dangerous situation.
Similarly, when used outdoors, rain and other elements can enter the product, creating a dangerous situation.
Explosion proof motors can be used safely under such conditions. They are widely used in factories that handle flammable hazardous substances, such as in the petrochemical industry, and in factories that handle other flammable substances.
Explosion-proof motors are also sometimes used when motors are used outdoors because of the danger of rain getting inside.
Explosion proof motors are not merely sealed or isolated inside. Broadly classified, there are three types of Explosion proof motors based on the type of construction of their explosion-proof motor.
The first is the safety-increase explosion-proof motor. These motors are designed to prevent ignition sources and can be used in hazardous atmospheres.
Other types are called "internal pressure explosion-proof" and are protected from flammable gases by constantly injecting (purging) inert gases, such as nitrogen or air, into the inside. This ensures that the internal pressure is always higher than that of the ambient environment, eliminating the risk of flammable gases getting inside, so that even in hazardous atmospheres, the device can be used without any problems.
However, this structure requires gas purging, so equipment for that purpose is necessary.
Finally, there is the explosion-proof type. This type has a special construction so that if flammable gas gets inside and causes an explosion, the case or cover will not be damaged and the explosion will not become an ignition source.
The choice of which of these motors to use is not an easy one, and must be determined by the atmosphere in which it will be used.
If the atmosphere is hazardous, the frequency and duration of flammable gases that cause the hazard must determine the type of motor to be purchased and used.
*Including some distributors, etc.
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ABB E-mobility provides electric vehicle charging solutions for customers around the globe. ABB E-mobility offers DC fast chargers as well as AC chargers with focus on reliability and uptime. Since 2010, ABB E-mobility has sold over 50,000 DC fast chargers and over 1 million total AC chargers. ABB E-mobility offers home single and multi-charge units, retail, workplace, and hospitality charge units, electric vehicle fleet sales, as well as public transportation. Additionally, numerous digital solutions and software services are available.
Duff-Norton is a division of Columbus McKinnon Corp and was originally founded in 1883, now headquartered in Charlotte, North Carolina. Duff-Norton is an automation machinery manufacturer for aerospace, defense, automotive, entertainment, pharmaceutical, food processing, paper, energy, rail/road, and energy supply industries. Duff-Norton manufactures standard and customer-designed screw jacks (mechanical actuators), linear actuators (electro-mechanical actuators), modulator actuators, swivel joints, electric cylinders, rotary unions (rotating joints), acme and ball screws, nuts and rail maintenance equipment to customers globally.
Rockwell Automation, Inc. was founded in 1903 and is headquartered in Milwakee, WI. Rockwell Automation provides industrial automation and digital transformation solutions around the world. Rockwell Automation operates through their intelligent devices, software & control, and lifecycle services segments with both hardware and software products and services. The Intelligent Devices segment offers drives, motion, safety, sensing, industrial components, and configured-to-order products. The Software & Control segment provides control and visualization software and hardware, information software, and network and security infrastructure solutions. The Lifecycle Services segment provides consulting, professional services and solutions, and connected and maintenance services through independent distributors.
Jamieson Equipment Company (JEC) was founded in 1982 and located in the state of Georgia. JEC serves infrastructure-related industries including pavement with concrete, aggregate, and asphalt, chemicals, sewage and waste management, and agriculture and food. JEC sells, installs, retrofits, repairs, and offers training and troubleshooting for a range of components and tools from simple fittings to motion sensors to electronics to valves to actuators, cranes, mixers, silos, hoppers, and plants.
Industrial Electric Machinery, also known as IEM, was originally founded in 1988 as Northwest Motor Service. IEM serves industrial customers with products and services including motors, relays, transformers, UPS batteries, and more. IEM offers 4 primary product categories: Controls such as low voltage VFDs and transformers, gearboxes & couplings, motors, and power distribution including MCCs and automatic transfer switches. IEM also offers field service including 24/7 availability for troubleshooting, analysis, calibration, field testing, and repairs. Additional services such as training courses and warehousing of spare equipment is also available.
Gainesville Industrial Electric Co. (GIE) was founded in 1959 in Gainesville, Georgia, where it remains today. GIE is an independent, EASA-approved, motor repairer and distributor. GIE offers electric motors from Marathon and GE, FPS Pumps, Barlow Pumps, Gould Pumps, gearboxes from Hub City Gearboxes and Bearings and Motovario Gearboxes and Motors, and variable frequency drives and inverters from Mitsubishi Inverters and TECO Westinghouse. GIE also offers repair services and is a factory authorized warranty center.
Dietz Electric was founded in 1974 and is based in Milwaukee, Wisconsin. Dietz Electric is a broad-line stocking distributor offering electric motors, drives, and power transmission products. Dietz Electric also offers customization options to test, manufacture, modify, and repair all product offerings. Product offerings include electric motors, hazardous locations motors, custom electric motors, variable frequency drives, motor controls, power transmission solutions, and specialty items such as purge systems, Uras vibrators, disc brakes, transformers, and AC line reactors.
Pro Dyne Corporation (Pro Dyne) was established in 1985 as a manufacturers' representative agency covering the states of Pennsylvania, New Jersey, Delaware and Maryland. Pro Dyne is headquartered in Phoenixville, Pennsylvania. Pro Dyne is now a regional distribution company and handles fluid handling products both in the United States and abroad. Six primary product lines Pro Dyne represents are Scot Pump, Young Touchstone, Weg Motors, Delavan Nozzles, Rub Ball Valves, and Pro Dyne SS Pumps.
Advanced Pump Company, Inc. was founded in 1988 and is headquartered in Woburn, Massachusetts. Advanced Pump Company is a distributor for pumps and related parts as well as electric motors fand maintenance and repair services and customized systems for industrial uses. Advanced Pump Company’s product categories include ai compressors, electric motors, pumps, and pump parts. Air compressors include air dryers, oil-less air compressors, piston compressors, rotary screw compressors, and rotary vane air compressors. Electric motors include general purpose, HVAC motors, and explosion proof motors. Pumps include AODD pumps, centrifugal, piston, gear, dosing, progressing cavity pumps, and more.
Accent Bearings Co. Inc. was established in 1993 and is a distributor for industrial bearings. Accent Bearings offers a full range of bearing-related parts including ball, cylindrical, radial, thrust, and standard, as well as CAM followers, rod ends, belts, sheaves, busings, bronze busings, bar stock, pulleys, chains, sprockets, gears, speed reducers, motors, clutches, brakes, couplings, shafts, shaft accessories, oil seals, gauges, retaining rings, air cylindeers, conveyor belts, and fluid power process control equipment.
AB Industrial Equipment Company (AB Industrial) is headquartered in West Chester, Pennsylvania. AB Industrial distributes and services pumps, seals, and related products. Pump categories include varieties such as centrifugal, vertical, slurry, mag-drive, sanitary, and positive displacement pumps. Seals offerings include component seals, cartridge seals, face materials, elastomers, as well as electric motors. Strainers and valves include basket strainers, auto-cleaning, non-metallic, plug valves, relief valves, and triple duty valves among other offering categories.
Springer Pumps, LLC was established in 16 in Eastern Pennsylvania and isa distributor for fluid handling solutions for the food & beverage, CPI, personal care, utility, refining, power generation and industrial wastewater markets in the Northeast and Mid-Atlantic regions of the US. Springer Pumps specializes in pumps, mixers, product recovery systems, and tank cleaning components including diaphragms, metering, mixers, sumps, and accessories. Springer Pumps also offers aftermarket replacement parts, kits, mechanical seals, mixer parts, and heat exchanger parts.
Siemens began in 1847 and is headquartered in Munich, Germany. Siemens focuses in automation and digitalization technology and operates globally. Siemens’s 5 operating segments are digital industries, smart infrastructure, mobility, Siemens Healthineers, and Siemens Financial Services. Siemens Financial Services provides debt and equity investment as well as financing solutions. Siemens Healthineers is a medical devices company that provides products and consulting. Mobility includes passenger and freight transportation. Smart infrastructure includes full solutions for electrification. Digital industries offer both software and hardware for industries and production efficiency.
Saddle Brook Controls is a division of Ribble Engineering, which was founded in 1933 in Saddle Brook, New Jersey. Saddle Brook Controls is a manufacture as well as a designer, distributor, and support service provider of automation solutions for factory automation. Product groups include PLCs, controllers, Remote IO devices, HMIs, industrial computers, machine vision and inspection machines, motion devices, drives, motor controls, enclosures, circuit breakers, safety products, sensing and control products, power supplies, and UPS.
Auburn Armature was founded in 1946 and headquartered in Auburn, New York. Auburn Armature is a distributor of electrical products and was recently purchased by Power-Flo Technologies of New Hyde Park, New York. Services that Auburn Armature provide include training, testing, rebuilding, repair, troubleshooting, and training. Parts that Auburn Armature specialize in include automation systems, AC and DC drives, motor controls, motors, motion controls, connectors, wire, boxes, cables, sensors, relays, transformers, panels, struts, terminal blocks, lighting supplies, and conduits.
Ranking as of March 2023 in United States of America
Derivation MethodRank | Company | Click Share |
---|---|---|
1 | Industrial Electric Machinery | 100% |
Ranking as of March 2023 Globally
Derivation MethodRank | Company | Click Share |
---|---|---|
1 | Industrial Electric Machinery | 100% |
Derivation Method
The ranking is calculated based on the click share within the explosion proof motor page as of March 2023. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
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