Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
IEC 60947-2:2016+A1:2019 applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers. This fifth edition cancels and replaces the fourth edition published in 2006, Amendment 1:2009 and Amendment 2:2013. This…
Electromagnetic compatibility (EMC) — Part 4-11: Testing and measurement techniques — Voltage dips, ...
1 Scope
This part of IEC 61000 defines the immunity test methods and range of preferred test levels
for electrical and electronic equipment connected to low-voltage power supply networks for
voltage dips, short interruptions, and voltage variations.
This standard applies to electrical and electronic equipment having a rated input current not
exceeding 16 A per phase, for connection to 50 Hz…
1 Scope
1.1 This Standard describes the requirements for the design and installation of a fire alarm system with
or without voice communication capability.
NOTE 1: This Standard is intended to apply to both required and voluntary fire alarm installations.
NOTE 2: The requirements in this Standard address the installation for various types of fire alarm system equipment and devices.
These…
Tractors and machinery for agriculture and forestry — Serial control and communications data network...
This document describes the management of source addresses (SAs) for control functions (CFs) of electronic control units (ECUs), the association of addresses with the functional identification of a device and the detection and reporting of network-related errors. It also specifies procedures for initialization of network-connected ECUs.
Information technology — Home electronic systems (HES) architecture — Part 5-101: Intelligent groupi...
ISO/IEC 14543-5-101:2019 (E) enables a media connection, resource sharing and co-operation among computers, home appliances and consumer electronics using remote access (RA). Also, users and devices can share and control media resources. This document specifies:
• an IGRS remote media access profile based on the IGRS RA core protocol and the IGRS RA platform protocol, and
•…
Industrial communication networks - Fieldbus specifications - Part 6-2: Application layer protocol s...
IEC 61158-6-2:2019 provides common elements for basic time-critical and non-time-critical messaging communications between application programs in an automation environment and material specific to Type 2 fieldbus. The term “time-critical” is used to represent the presence of a time-window, within which one or more specified actions are required to be completed with some defined level of…
Industrial communication networks - Fieldbus specifications - Part 6-2: Application layer protocol s...
IEC 61158-6-2:2019 provides common elements for basic time-critical and non-time-critical messaging communications between application programs in an automation environment and material specific to Type 2 fieldbus. The term “time-critical” is used to represent the presence of a time-window, within which one or more specified actions are required to be completed with some defined level of…
Information technology - Home electronic system (HES) architecture - Part 5-101: Intelligent groupin...
ISO/IEC 14543-5-101:2019 (E) enables a media connection, resource sharing and co-operation among computers, home appliances and consumer electronics using remote access (RA). Also, users and devices can share and control media resources. This document specifies:
• an IGRS remote media access profile based on the IGRS RA core protocol and the IGRS RA platform protocol, and
• application rules…
Heat pump water heaters — Testing and rating for performance — Part 2: Heat pump water heaters for s...
This document specifies test conditions and test procedures for determining the performance characteristics of air source heat pump water heaters for space heating with electrically driven compressors with or without supplementary heater. The purpose of this document is to rate the performance of the heat pump water heaters for space heating with no operation of any supplementary heater. In the…
Marine energy - Wave, tidal, and other water current converters - Part 20: Design and analysis of an...
IEC TS 62600-20:2019 establishes general principles for design assessment of OTEC plants. The goal is to describe the design and assessment requirements of OTEC plants used for stable power generation under various conditions. This electricity may be used for utility supply or production of other energy carriers. The intended audience is developers, engineers, bankers, venture capitalists,…