A physical object for changing a signal into a corresponding movement.

A physical object that supplies and mixes air to a liquid or solids.

A physical object that is intended to bring air to a specified quality.

An artefact intended for central conditioning and pressure increase of ventilation air.

A detecting instrument that is intended to analyse a substance for its composition and/or properties.

An electromagnetic transducer that is a physical object made of conducting material which is capable of radiating or receiving electromagnetic waves.

A physical object intended to prevent something to pass.

A physical object that is automatic and designed to initiate the operation of circuit-breakers and/or disconnectors in a substation according to a specific programme.

A container intended to store liquid or solid material partly or totally below grade and that is typically open.

A direct current power supply unit for charging batteries.

A bin is a large container used for temporarily holding or storing bulk solids or divided materials prior to processing or transportation.

A physical object intended to compress and supply air or gas at medium pressure and medium volume flow.

An indirect contact heat exchanger that is intended to heat a liquid.

A respirator in which air or oxygen is fed to a face mask carried by the wearer via a demand valve.

Is a support structure intended to span a space.

A physical object that is an assembly of busbar, bus duct enclosure, busbar insulation mounts etc.

Is an enclosure intended to hold and protect electrical components.

A unit or assembly of units or sections and associated fittings forming a rigid structural system used to securely fasten or support cables and raceways.

A physical object that is a number of capacitor units connected so as to act together.

A corrosion protection system using sacrificial anodes or impressed current anodes offering material and giving protection to carbon and low-alloy steel equipment or structures.

Closed-Circuit TeleVision Camera capable of acquiring and delivering to a recording device full-motion video.

A physical object that is an enclosed space.