Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipmen...
IEC 61557-9:2014 specifies the requirements for the insulation fault location system (IFLS) which localizes insulation faults in any part of the system in unearthed IT a.c. systems and unearthed IT a.c. systems with galvanically connected d.c. circuits having nominal voltages up to 1 000 V a.c., as well as in unearthed IT d.c. systems with voltages up to 1 500 V d.c., independent of the measuring…
1.1
This Standard applies to arc fault protective devices designed to be installed in accordance with the
Rules of the Canadian Electrical Code, Part I.
1.2
These devices include arc fault circuit interrupters (AFCI) and devices that incorporate arc fault circuit
protection for use on single phase, 120 V, or single phase, two-pole, three-wire 120/240 V alternating
current, 60 Hz circuits having a…
Surge protective devices — Type 3 — Cord connected, direct plug-in and receptacle type
1.1
This Standard covers cord connected, direct plug-in and receptacle type SPDs whose primary function is to provide surge protection and that are intended to be marked SPD Type 3 in accordance with Clause 5.2(a). This product may also be used for power distribution circuits.
1.2
This Standard applies to SPDs intended for use on 50 or 60 Hz power circuits over 42 V and not exceeding 600 V.
1.3…
Performance test method for uninterruptible power supplies
1.1
This Standard applies to uninterruptible power supplies (UPS). The primary function of the UPS covered by this Standard is to ensure continuity of an alternating power source. The uninterruptible power supplies can also serve to improve the quality of the power source by keeping it within specified characteristics.
1.2
This Standard is applicable to movable, stationary, fixed, and built-in…
Transfer switch equipment (NMX-J-672 ANCE, UL 1008)
1 Scope
1.1 This standard applies to:
a) Automatic transfer switches;
b) Manual or non-automatic transfer switches;
c) Closed transition transfer switches;
d) Hybrid transfer switches;
e) Transfer switches for fire pumps;
f) Bypass/isolating switches;
g) Softload transfer switches;
h) Transfer switches intended for use as service equipment; and
i) In Mexico and the United States, branch…
Luminaires - Part 2-20: Particular requirements - Lighting chains
IEC 60598-2-20:2014 specifies requirements for lighting chains fitted with series, parallel or a combination of series/parallel connected light sources for use either indoors or outdoors on supply voltages not exceeding 250 V. For combinations where rope lights (also known as sealed lighting chains) are included, see IEC 60598-2-21. This fourth edition cancels and replaces the third edition (2010…
Electrical installations in ships - Part 507: Small vessels
IEC 60092-507:2014 specifies requirements for the design, construction and installation of electrical systems in small vessels, which have a length of up to 50 m, or which have a gross tonnage not exceeding 500 Gross Tonnes (GT), designed for use on inland waters or at sea. It is not intended to apply to:
a) small craft equipped only with a battery supplying circuits for engine starting and…
Luminaires - Part 2-21: Particular requirements - Rope lights
IEC 60598-2-21:2014 specifies requirements for rope lights (sealed lighting chains) fitted with non-replaceable series- or parallel- or a combination of series/parallel-connected light sources for use either indoors or outdoors on supply voltages not exceeding 250 V.
The contents of the corrigendum of December 2016 have been included in this copy.
This publication is to be read in conjunction…
Smart grid user interface - Part 1: Interface overview and country perspectives
IEC TR 62939-1:2014(E) presents an international consensus perspective on the vision for a Smart Grid User Interface (SGUI) including:
- SGUI requirements distilled from use cases for communications across the customer interface (the SGUI);
- an analysis of existing IEC and other international standards that relate to the SGUI;
- and an identification of standards gaps that need to be filled…
Gasoline engines — Medium pressure liquid fuel supply connections — Part 1: 60° female cone connecto...
ISO 18418-1:2014 specifies the dimensional requirements of medium-pressure pipe end-connections for gasoline (spark-ignition) engine fuel injection equipment.
It is applicable to externally threaded end-connections having a 60° female cone, as well as to the pipe end assemblies of medium-pressure fuel injection pipes with outside diameters of up to and including 10 mm.
