Industrial Control Equipment (NRAQ)
Products Listed under this category include programmable industrial control systems utilizing a programmable memory for internal storage of user-oriented instructions for specific functions, such as logic, sequencing, counting, and controlling various industrial equipment through digital or analog inputs or outputs. Other products include power supplies, central processing units, input and output accessories, computer interfaces, and programming or program diagnostic units associated with programmable control systems.
The basic standard used to investigate this category is UL 508, Industrial Control Equipment.
See below for UL 50E explanation.
Information Technology Equipment (NWGQ)
This category covers equipment, appliances, and systems rated 600 V or less normally found in offices and other business establishments, residences (利来老牌app下载homes), educational facilities, and other similar environments classified as ordinary locations.
This equipment has been investigated for installation in information technology equipment (computer) rooms as defined in ANSI/NFPA 75, "Protection of Electronic Computer/Data Processing Equipment," and Article 645 of ANSI/NFPA 70, "National Electrical Code" (NEC), unless the equipment is otherwise identified by a marking or instruction.
Equipment may be electronic or electromechanical in design or a combination thereof. Various groupings of equipment are covered under this category, such as flat-panel displays, LCD displays, monitors, and plasma displays.
The basic standard used to investigate this category is UL 60950 3rd Edition, Information Technology Equipment.
iTech LCD Systems has further certified its products to UL 50E standards for Type 2, 12, 4, and 4X.
This standard applies to enclosures for electrical equipment intended to be installed and used in non-hazardous locations in accordance with the Canadian Electrical Code, Part I, CSA C22.1, the provisions of the National Electrical Code, NFPA 70, and the provisions of Mexico's Electrical Installations, NOM-011-SEDE, as follows:
- Enclosures for indoor locations, Types 1, 2, 5, 12, 12K, and 13; and
- Enclosures for indoor or outdoor locations, Types 3, 3R, 3S, 4, 4X, 6, and 6P.
These certifications are part of the categories above.