Construction of the assemblyConstruction de l'ensemble

colour of the external surface of the enclosure

basic material of the housing of the device

vertical distance in the y-direction between the top and bottom of the product, when standing in its normal use or conventional position, with the exclusion of its flexible parts

horizontal distance in the x-direction between the left and right sides of the product when standing in its normal use or conventional position, with the exclusion of its flexible parts

horizontal distance in the z-direction between the front and back of the product when standing in its normal use or conventional position, or the distance from end to end of a long and thin object, with the exclusion of its flexible parts

capability of the device to be mounted onto standard rail

value of the mass of the product with all fixed parts

capability of the device to be mounted on a panel

capability of the device to be mounted on a door

width of the body of the product measured at the point of its maximum cross-section

condition of mounting position of the sensor related to its sensing side

basic exterior form of the device

how to attach or integrate the block to the device

standardized dimensions, fixing points and characteristics of the housing

type of mounting of the device on a support

mounting of an additional side cover necessary for completing the assembly

device equipped with a cover which protects the actuator

means of connecting the shaft to a rotating object

method of attaching the plate to its supporting surface

total length of the body of the shaft

possibility to adjust the length of the device

connecting element between operating means and switching device

numerical classification in accordance with IEC 60529 preceded by the symbol IP, corresponding to the degree of protection provided by the part of the device protruding through the front panel of the enclosure or switchboard

numerical classification in accordance with IEC 60529 preceded by the symbol IP, corresponding to the degree of protection provided by the device on main and auxiliary terminals, independently of the enclosure or switchboard

function intended to cut off the supply from all or a discrete section of the installation by separating the installation or section from every source of electrical energy for reasons of safety

actuator which can be locked at least in open position

dependent power operator capable of closing and opening the switching device

type of circuit-breaker with which the device can be associated

maximum uninterrupted current equal to the conventional free-air thermal current (lth)

ability to use the three phase device on single-phase power circuit

coding system to indicate the degrees of protection provided by an enclosure against access to hazardous parts, ingress of solid foreign objects, ingress of water and to give additional information in connection with such protection

ability associated to the device construction in which the position and the intended separation of all main contact parts of all poles is unambiguously visible when the device is in the open position

opening of the main circuit on both sides of the fuse system when operated

device, mechanically connected to a circuit-breaker, which releases the holding means when current exceeds the rated current and permits the opening of the circuit-breaker

classification for thermal protective devices regarding the value of the maximum tripping time in seconds

device supplied without an auxiliary power supply

method of re-initialisation of the overload release

current sensor integrated in the device

availability of the process of deliberately disconnecting preselected loads from a power system in response to an abnormal condition in order to maintain the integrity of the remainder of the system

ability to detect a current leakage from equipment to the earth in order to provide additional protection against fire and other hazards

ability to detect the case of overload and also when the current has increased above a predetermined value for a specific period of time during operation, in accordance with specified requirements

ability to detect when the current has not decreased below a predetermined value for a specific period of time during start-up or when no rotation of the motor is indicated after a predetermined time in accordance with specified requirements

ability to detect when the current is increased above and/or reduced below a predetermined value

ability to detect when the voltage is increased above and/or reduced below a predetermined value

ability to detect a current magnitude imbalance in accordance with specified requirements

detection of improper phase sequence at the line side of the equipment in accordance with specified requirements

ability to detect a voltage magnitude asymmetry in accordance with specified requirements

type of equipment or subassembly intended to start and accelerate motors, to ensure continuous operation of motors, to switch off the supply from the motor and to provide means for the protection of motors and associated circuits against operating overload

control of an operation done by human intervention

additional current transformer necessary for the device to operate

ability to maintain the fault in memory in case of power supply interruption

button available for manually tripping the release mechanism

motor protection included, intended to operate in the event of overload on the protected circuit

main circuit of a mechanical switching device connected in parallel with the main circuit of a semiconductor switching device, and wherein the operating means of the two switching devices are co-ordinated

part of the actuating system to which an external actuating force is applied

conventional quantity used to designate the operating distances

operating distance of an individual proximity switch, measured at stated temperature, voltage and mounting conditions

output function of a device realised with a switching semiconductor element or a contact element

kind of electric current supply

type of technology of the output interface of the sensor

number of conductive parts of a device provided for electrical connection to external circuits

operating temperature limits, determined under prescribed conditions, of the air surrounding the complete switching device

type of control or switching device with which the product can be associated

classification of protection against electrical shock provided by the combination of the constructional arrangements of the equipment and devices, together with the method of installation

basic material of the front face of the sensor

additional functionality of the device

the extent (level) of protection of the equipment provided by an enclosure against harmful mechanical impacts and verified by standardised test methods

number of mechanical operation able to be achieved by the device under given conditions of test, until a limiting state is reached

number of indicator lights integrated within the device

device which emits an audible sound when activated

ten times the logarithm to the base 10 of the ratio of the time-mean-square of a frequency-weighted sound-pressure signal during a stated time interval, measured at a distance of one meter, to the square of the reference value

ten times the logarithm to the base 10 of the ratio of the time-mean-square of a frequency-weighted sound-pressure signal during a stated time interval, measured at a distance of ten centimetres, to the square of the reference value

tone of the acoustic signal emitted by the device

capability of the device to be equipped with a light

set of colours for multi-module indicating device

colour of the housing of the device

colour of the optical device able to transform ideal plane waves into spherical waves, based on the refraction

colour of the set of two or more clamping units fixed to the same conductive part

actuating method provided by the device for disconnecting the circuit

socket for connecting a test plug integrated in the device

maximum extension along the axis of a wire or rope which can be pulled manually

zone between the sensing face of the sensor and the minimum operating distance where no object can be detected

range within which the operating distance may be adjusted

optical signal activating the sensor

fulfilling its function for more than one turn

coded representation of an angular or linear position of a movable element

smallest distance change in the measurand, or quantity supplied, which causes a perceptible change in the indication

number of discrete steps for one revolution

maximum number of rotations of the actuator

maximum length of the parallel portion of the measured displacement of an object

quality which characterizes the ability of a measuring instrument to provide an indicated value of distance close to a true value of the measurand

nominal value of the diameter of the shaft

visible colour of the light emitted by the lamp

geometry from the front face view of the support

colour of the surface of the main part of the accessory

height of the indentation intended to support another part

width of the indentation intended to support another part

product including both the through beam photoelectric proximity switch and the associated light beam emitter

colour of the surface of the main part of the cover

material of the cap protecting the device against environmental conditions

nature of the light technology

logo, inscription, graphical symbol, pictogram, tactile indicator, warning sign on the product to identify its type or to give directive

standardized base which mechanically supports a lamp for the purposes of making electrical contact with the lamp

technology used to realize the main function of the device

type depending on the triggering event of the time delay auxiliary contact block

timing sequence depending on power and control signals and the delay

function or signal which is intended to avert or to reduce hazards to persons, damage to machinery or to work in progress; to be initiated by a single human action

number of operating cycles per second performed by a proximity switch

general intended application of the switching device

type of measuring device, if available, on which the selector switch is connected to the source

type of motor load, if available, intended to be controlled by the switching device