Pumps. Testing. Submersible mixers for wastewater and similar applications1 Scope This International Standard prescribes acceptance test methods for submersible mixers (hereafter SM or mixer) used for mixing in wastewater and other applications where at least one system component is a liquid. Submersible mixer is taken to mean a fully submersible aggregate consisting of a drive unit and an axial flow type impeller, and optional parts, such as shrouds, supporting the basic functions. Liquid is taken to mean a body without

and mineral oil or petrolatum types are used to lubricate the core which then functions as a reservoir for prolonged lubrication when in use

5 % and the modulation amplitude for the differential mode

f)       Annex A has been revised

or is located within the gas turbine enclosure and forms part of the enclosure hazardous area classification (e

on a replica of the surface (see Annex C)

Matters specific to windows and doors are covered in the relevant product standards

The residual current device incorporates the functions of detection of the residual current

BS EN ISO 9092:2019 includes some technical changes with respect to BS EN ISO 9092:2011

What is BS EN 1367-7 – Testing thermal and weathering properties of LWA about

The area covered by the grid may differ from the definition of white light given in other standards or regulations

BS EN IEC 62822-3 helps the users with the  guidelines for the assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 Hz)

promoting inclusive and sustainable industrialization and fostering innovation