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International Electrotechnical Commission (IEC)

 

 

The International Electrotechnical Commission (IEC) is the authoritative worldwide body responsible for developing consensus global standards in the electrotechnical field. IEC is dedicated to the harmonization and voluntary adoption of these standards, supporting the transfer of electrotechnology, assisting certification and promoting international trade. Since 1906, IEC has served the world's electrical industry, developing international standards to promote quality, safety, performance, reproducibility, and environmental compatibility of materials, products, and systems. It has also published standards for the electronics and telecommunications industries. The IEC's present membership of 51 countries includes most major trading nations. International Electrotechnical Commission standards are widely adopted as the basis of national or regional electrotechnical standards, and are often quoted in manufacturers' specifications and by users when calling for tenders. Over 2000 standards cover virtually every topic of electrotechnology from acoustics, to medical devices, to insulating materials, to aircraft, to nuclear instruments. The IEC's membership consists of the electrotechnical standards organizations from each participating nation. The American National Standards Institute (ANSI) represents the United States.


Products & Services
Resistors and potentiometers are passive electronic components that oppose the flow of either alternating current (AC) or direct current (DC).  Search by Specification | Learn more about Resistors and Potentiometers
Potentiometers, rheostats and trimmers are three-terminal resistors that are used to measure or divide voltages, and to protect or control circuits. Search by Specification | Learn more about Potentiometers, Rheostats and Trimmers
Signal transformers transfer information from one circuit to another by electromagnetic induction. They are used to increase or decrease the voltage from one side of a power transformer to the other. Search by Specification | Learn more about Signal Transformers
Power transformers convert power-level voltages from one level or phase configuration to another.  They can include features for electrical isolation, power distribution, and control and instrumentation applications. Search by Specification | Learn more about Power Transformers
AC power connectors transfer alternating current through a variety of electronic devices. AC power connectors include simple AC inlets, outlets, and power entry modules. Search by Specification | Learn more about AC Power Connectors

Product Announcements
Res-Kem Corp. - Dual Tank Commercial Softener Specs&Enduser Price
Res-Kem has developed a complete package of drawings, specifications, and an enduser list price for the Dual Tank "DT Series" Softeners to simplify specifying and purchasing light commercial,... (read more)
Res-Kem Corp. - Industrial/Commercial Softener Enduser Price&Specs
Res-Kem FT-Series Water Softeners are standardized, single, dual, or multiple tank systems with time clock or meter initiated regeneration for commercial and industrial applications to remove water... (read more)
Res-Kem Corp. - Water Softeners - Industrial
Res-Kems Zeo-Tech Industrial Water Softeners are available in a wide range off self-contained packages configured in single, double, triple, and multiple unit arrangements to remove calcium and... (read more)
Kinetico, Inc. - Hydrus Multi Port Valve
Hydrus is a revolutionary new control valve for filters and softener systems. (read more)
Res-Kem Corp. - Valve&Piping Retrofits-Water Treatment Equipment
Res-Kem will evaluate your equipment and offer repair, replace, and/or retrofit recommendations on any water treatment system by any manufacturer used in industrial, commercial, and municipal... (read more)
Scalewatcher North America, Inc. - Scalewatcher Residential Hard Water Solutions
For private houses and swimming pools. This environmentally friendly technology will prevent the formation of scale and remove existing scale. The original, patented ScaleWatcher™ Electronic... (read more)
DRI-STEEM Corporation - XT Series Electrode Steam Humidifier
NEW! Now with larger capacities, more voltages, and two new steam blowers! Affordable to buy; economical to operate The DRI-STEEM XT Series electrode steam humidifier provides cost-effective steam... (read more)
Res-Kem Corp. -  Demineralizers/Deionizers/DI Systems
Res-Kem's OHM-TECH Series industrial two-bed deionizers are available as standard pre-engineered units or as custom designed systems with the flexibility to meet a wide range of requirements. (read more)
Scalewatcher North America, Inc. - Operating principle
Scalewatcher´s patented technology works by producing a complex frequency modulated waveform. Reacting to the varying applied field the Scalewatcher creates an induced electric field inside the pipe... (read more)
Res-Kem Corp. -  Filter Media, Water Filtration Media
Res-Kem Corp is a leading stocking distributor of water filter media for industrial and commercial water filtration systems, including water filtration media such as filter sand and gravel, anthracite... (read more)

Topics of Interest
WATER SOFTENING Introduction Water chemistry is a very complex and specialized subject. This short section touches on some aspects of water softening and water stabilization, and is no more than... (Read More)
Ion exchange is used in two distinct filtration processes. The first is water softening. In this process, ions are removed from the water and replacing them with sodium ions and chloride ions. Ion... (Read More)
ION EXCHANGE Ion exchange involves removing unwanted ions from water and replacing them with other ions, changing the composition of the water. This is done by passing water through a bed of... (Read More)
A chemical common to nearly all aqueous cleaning processes is water (H2O). It is used to prepare most aqueous cleaning solutions, but most importantly, it is used as a rinse medium to remove soils... (Read More)
Originally the hardness of water was defined as the capacity of water for destroying the lather of soap. The hardness was determined by a titration with a standard soap solution. Metal ions including... (Read More)