Equipment and Chemicals for Swimming Pools, Spas, Hot Tubs, and Other Recreational Water Facilities
This Standard covers materials, chemicals, components, products, equipment and systems related to
public and residential recreational water facility operation.
Communication networks and systems for power utility automation - Part 9-2: Specific communication s...
IEC 61850-9-2:2011+A1:2020 defines the specific communication service mapping for the transmission of sampled values according to the abstract specification in IEC 61850-7-2. The mapping is that of the abstract model on a mixed stack using direct access to an ISO/IEC 8802-3 link for the transmission of the samples in combination with IEC 61850-8-1. Main changes with respect to the first edition…
Communication networks and systems for power utility automation - Part 7-4: Basic communication stru...
IEC 61850-7-4:2010+A1:2020 specifies the information model of devices and functions generally related to common use regarding applications in systems for power utility automation. It also contains the information model of devices and function-related applications in substations. In particular, it specifies the compatible logical node names and data object names for communication between…
Assessment of power quality - Characteristics of electricity supplied by public networks
IEC TS 62749:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC TS 62749:2020 specifies the expected characteristics of electricity at the SUPPLY TERMINALS of public low,…
Assessment of power quality - Characteristics of electricity supplied by public networks
IEC TS 62749:2020 specifies the expected characteristics of electricity at the SUPPLY TERMINALS of public low, medium and high voltage, 50 Hz or 60 Hz, networks.
NOTE 1 The boundaries between the various voltage levels can be different for different countries/regions. In the context of this TS, the following terms for system voltage are used:
- low voltage (LV) refers to less than or equal to 1…
Communication networks and systems for power utility automation - Part 7-2: Basic information and co...
IEC 61850-7-2:2010+A1:2020 applies to the ACSI communication for utility automation. The ACSI provides the following abstract communication service interfaces:
- abstract interface describing communications between a client and a remote server;
- and abstract interface for fast and reliable system-wide event distribution between an application in one device and many remote applications in…
Communication networks and systems for power utility automation - Part 7-3: Basic communication stru...
IEC 61850-7-3:2010+A1:2020 is applicable to the description of device models and functions of substations and feeder equipment. It specifies constructed attribute classes and common data classes related to substation applications. In particular, it specifies common data classes for status information, common data classes for measured information, common data classes for control, common data…
Security and resilience — Community resilience — Guidelines for information exchange between organiz...
This document gives guidelines for information exchange. It includes principles, a framework and a process for information exchange. It identifies mechanisms for information exchange that allow a participating organization to learn from others' experiences, mistakes and successes. It can be used to guide the maintenance of the information exchange arrangement in order to increase commitment…