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The North American Board of Certified Energy Practitioners (NABCEP) is a nonprofit professional certification and accreditation organization that offers both individual and company accreditation programs for photovoltaic system installers, solar heat installers, technical sales, and other renewable energy professionals throughout North America. [1]
Pressure-retaining items can be registered with the National Board, requiring certain uniform quality standards be achieved certifying the manufacturing, testing, and inspection process. To obtain a certification the registered items have to be inspected by National Board-commissioned inspectors and built to required standards.
This division covers the mandatory requirements, specific prohibitions and nonmandatory guidance for materials, design, fabrication, inspection and testing, markings and reports, overpressure protection and certification of pressure vessels having an internal or external pressure which exceeds 3000 psi (20700 kPa) but less than 10,000 psi.
The Council for Registered Gas Installers (CORGI) operates a voluntary registration scheme for gas installers in the United Kingdom. From 1991 to 2009 registration with CORGI was a legal requirement for gas operatives and businesses throughout the UK, and before April 2010 in Northern Ireland [ 1 ] and Guernsey .
A cylinder is due to be inspected and tested at the first time it is to be filled after the expiry of the interval as specified by the United Nations Recommendations on the Transport of Dangerous Goods, Model Regulations, or as specified by national or international standards applicable in the region of use.
Xerxes I (/ ˈ z ɜː r k ˌ s iː z / ZURK-seez [2] [a] c. 518 – August 465 BC), commonly known as Xerxes the Great, [4] was a Persian ruler who served as the fourth King of Kings of the Achaemenid Empire, reigning from 486 BC until his assassination in 465 BC.
A 'Zener Barrier', opto-isolator or galvanic unit may be used to assist with certification. A special standard for instrumentation is IEC/EN 60079–27, describing requirements for Fieldbus Intrinsically Safe Concept (FISCO) (zone 0, 1 or 2) (This special standard has been withdrawn, and has been partially replaced by: IEC/EN60079-11:2011 and ...
A horizontal cylindrical steel tank with a factory-applied coating and galvanic anodes prior to installation underground. Underground storage tank removal in Washington, D.C. An underground storage tank ( UST ) is, according to United States federal regulations, a storage tank , including any underground piping connected to the tank, that has ...