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1.1 These requirements apply to: a) Central-stations providing Central-Station Fire-Alarm Service and that may monitor Remote Supervising Station System type fire-alarm systems (OBJ2) as described in the National Fire Alarm and Signaling Code, NFPA 72; b)...
1.1 These requirements cover components of central-station burglar-alarm systems intended and specifically designated for burglary-protection use at mercantile and banking premises, on mercantile safes, and on bank safes and vaults. 1.2 The components covered by these requirements are...
This Standard applies to automatically operating gas-fired central furnaces (see Clause 3, Definitions), hereinafter referred to as furnaces, for installation in residential, commercial, and industrial structures including furnaces for direct vent, recreational vehicle, outdoor, and...
This unique A-Z guide to central heating wiring systems provides a comprehensive reference manual for hundreds of items of heating and control equipment, making it an indispensable handbook for electricians and installers across the country. The book provides...
This standard applies to factory-made Central System Humidifiers, as defined in Section 3. Energy Source. This standard applies to electrically operated Central System Humidifiers that depend on the air stream of a central air system for moisture...
This standard applies to factory-made Central System Humidifiers, as defined in Section 3. Purpose. The purpose of this standard is to establish for Residential Central System Humidifiers: definitions; classifications; test requirements; rating requirements; minimum data...
The scope of this standard covers a method of test for measuring the humidification rate of central-system residential humidifiers intended for use with forced-warm-air heating and/or cooling systems. This method of test describes the test apparatus, mode of test...
This Standard applies to manually or automatically fuelled solid-fuel-fired central heating appliances that have provision for venting directly to the outdoors by means of flue pipes, chimneys, etc. For the purposes of this Standard, the term "solid fuel" includes, but is not limited...
Oil-Fired Central Furnaces UL 727 1.1 These requirements cover oil-fired central furnaces which include forced-air furnaces of the downflow, horizontal, and upflow types. Floor-mounted unit heaters designed to supply heated air through ducts are covered also by these requirements. 1.2...
1.1 These requirements cover the design, manufacture, implementation, and support of automation system units and accessories intended to be used in central-stations and proprietary stations for the reception, processing, dispatch, responses, and record keeping of property protection...
This standard applies to Central Station Air-handling Units (CSAHU) as defined in Section 3.5. 2.2 Exclusions. This standard does not apply to forced-circulation, free-delivery air-coolers for refrigeration, which are covered in ANSI/AHRI Standard 420. This standard does not apply to unit...
This standard applies to Central Station Air-handling Units (CSAHU) as defined in Section 3.5. Exclusions. This standard does not apply to forced-circulation, free-delivery air-coolers for refrigeration, which are covered in ANSI/AHRI Standard 420. This standard does not apply to unit...
This Standard specifies requirements for sterilized, single-use central venous catheters for the purpose of injecting drug solution, taking blood, measuring venous pressure, etc. (hereafter referred to as catheters), and requirements for the guidewire, dilator, introducer needle, introducer...
This document specifies requirements and test methods for stationary, electrically powered central suction source equipment, including centrally located amalgam separators and air water separators. It also specifies requirements for information to be supplied by the manufacturer on...
This specification covers the requirements for one type transportable special communications central, for use under world-wide conditions. The communications central shall provide two on-line cryptographic channels for duplex, encrypted teletype operations. The teletype and...
Solid-Fuel and Combination-Fuel Central and Supplementary Furnaces UL 391 1.1 These requirements apply to manually fueled, solid-fuel-fired central furnaces. Included are supplementary central furnaces intended for interconnection with forced-air central furnaces...
This European Standard specifies the general requirements for central power supply systems for an independent energy supply to essential safety equipment. This standard covers systems that are permanently connected to AC supply voltages not exceeding 1 000 V and use batteries...
This European Standard specifies, the requirements and test methods concerning, in particular the construction, safety, fitness for purpose, and rational use of energy, as well as the classification and marking of gas-fired central heating boilers that are fitted with atmospheric...
