Electricity metering - Data exchange for meter reading, tariff and load control - Part 42: Physical ...
IEC 62056-42:2002 specifies the physical layer services and protocols within the Companion Specification for Energy Metering (COSEM) three-layer connection oriented profile for asynchronous data communication. In annex A, an example of how this physical layer can be used for data exchange through the Public Switched Telephone Network (PSTN) using intelligent Hayes modems is given. Annex B gives…
Electricity metering - Data exchange for meter reading, tariff and load control - Part 46: Data link...
Specifies the data link layer for connection-oriented, HDLC-based,
asynchronous communication profile.
This publication is of high relevance for Smart Grid.
Specifies safety and performance requirements for industrial and
professional equipment used in arc welding and allied processes to feed filler wire. The wire feeder may be a stand-alone unit which may be connected to a separate welding power source or one where the welding power source and the wire feeder are housed in a single enclosure. The wire feeder may be suitable for manually or…
Information Technology - Open Systems Interconnection - Protocol for Providing the Connection-Mode T...
This National Standard of Canada is equivalent to International Standard ISO/IEC 8073:1997.
This is a text searchable PDF.
1 Scope.
This Recommendation 1 International Standard specifies:
a) five classes of procedures when operating over the connection-mode network service:
1) class 0: simple class;
2) class 1: basic error recovery class;
3) class 2: multiplexing class;…
Information Technology - Open Systems Interconnection - Service Definition for the Association Contr...
This National Standard of Canada is equivalent to International Standard ISO/IEC 8649:1996.
This is a text searchable PDF.
1 Scope
This Service Definition defines ACSE services for appli cation-association control in an open systems intercon environment. ACSE supports two modes of communication service: connection-oriented and connectionless. The ACSE connection-oriented service is provided…
CAN/CSA-B137.0-02
Definitions, General Requirements, and Methods of Testing for Thermoplastic Pressure Piping
Scope
1.1
This Standard provides requirements for thermoplastic pressure piping. It includes definitions, abbreviations, reference publications, general requirements for raw materials, general requirements for manufactured pipe and fittings, the relevant test methods, and marking…
Plugs, Receptacles, and Cable Connectors of the Pin and Sleeve Type
1 Scope
1.1 This standard applies to pin and sleeve type plugs, receptacles, power inlets, and connectors, rated up to 800 ampere s and up to 600 volts ac or dc, and which may include two or fewer pilot contacts. These devices are intended to provide power from branch circuits, or are for direct connection to the branch circuit in accordance with the Canadian Electrical Code Part I (CEC) and…
Surge protective devices connected to low-voltage power distribution systems - Part 1: Performance r...
Is applicable to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages. These devices are packaged to be connected to 50/60 Hz a.c. and d.c. power circuits, and equipment rated up to 1 000 V r.m.s or 1 500 V d.c. Performance characteristics, standard methods for testing, and ratings are established for these devices that contain at least one…
Dispositifs de protection contre les surtensions connectés aux réseaux de distribution basse tension...
Est applicable aux dispositifs de protection contre les effets directs et indirects de la foudre ou contre les surtensions transitoires. Ces dispositifs sont conçus pour être connectés à des circuits sous tension alternative 50/60 Hz ou sous tension continue et à des équipements de tension assignée efficace jusqu'à 1 000 V en courant alternatif ou 1 500 V en courant continu. Les…
