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Displaying 553 - 564 of 3706
Notice of Intent

Standard for Exhaust Cleaning and Recirculation...

This proposal updates the section for recirculating assemblies in ULC-S647. These two proposals address the connection of ductwork as well as the materials that shall be used for the overall assembly. The connection of...
Notice of Intent

Fluorescent lamp ballast efficacy measurements

1.1 This Standard specifies test procedures and performance requirements for the efficacy of fluorescent lamp ballasts for use in fluorescent luminaires to be installed in industrial, commercial, or residential locations. 1.2...
Notice of Intent

Information Technology - CDIF Semantic Metamodel...

The CDIF family of standards is primarily designed to be used as a description of a mechanism for transferring information between modelling tools. It facilitates a successful transfer when the authors of the importing and...
Notice of Intent

Terrestrial photovoltaic (PV) modules - Design...

This Standard lays down requirements for the design qualification and type approval of terrestrial photovoltaic modules suitable for long-term operation in general open air climates, as defined in IEC 60721-2-1. This standard...
Notice of Intent

Information technology - Small computer system...

This part of ISO/IEC 14776 defines the command set extensions to facilitate operation of SCSI direct access block devices. The clauses in this standard, implemented in conjunction with the applicable clauses of SPC-4, specify...