Commercial or technical designation of a manufacturer's product family sharing a common design and compatible characteristics.

Range of tasks and systems for which the manufacturer recommends the component.

Primary function of the device and its intended use as defined by its design and the manufacturer's documentation.

Permissible installation location of the product: indoors, outdoors, in a technical area, or as part of equipment.

Environmental conditions under which installation and operation of the product are permitted.

Permissible spatial orientation of the component during installation and operation.

External horizontal dimension of the product between its outermost lateral points.

External vertical dimension of the product from its lowest to its highest point.

External distance between the foremost and rearmost surfaces of the product.

Primary material from which the product is manufactured.

Grade, alloy, class, or technical designation of the product's primary material.

Primary visually perceived colour of the product's external surface.

Designation of the product's primary surface colour according to the RAL colour system.

Type of final surface finish of the product determining its appearance and service properties.

Character of the surface microrelief and visual structure after manufacturing or finishing.

Technological surface treatment applied to modify its protective, mechanical, or decorative properties.

Type of protective, functional, or decorative coating applied to the surface.

Material or chemical basis of the coating applied to the surface of the product or one of its parts.

Thickness of the coating layer applied to the surface of the product or one of its parts.

Indicates whether the product material is classified as halogen-free according to the characteristics declared by the manufacturer.

Classification of a material according to its ability to ignite, sustain combustion, and cease burning under a specified test.

Temperature of the heated wire used when testing the material or product against an ignition source.

Lowest declared glow-wire temperature at which ignition of the material is assessed according to the specified method.

Installation arrangement permitted by the product design, such as wall-mounted, flush-mounted, floor-mounted, or another specified mounting type.

Method used to mechanically secure the product to a support, surface, or load-bearing structure.

Type of surface or supporting base to which the product may be fixed.

Number of holes provided in the product for mechanical fixing.

Diameter of the hole provided for a fixing element used when mounting the product.

Geometric shape of the hole intended for mechanical fixing of the product.

Distance between the centres of mounting holes in the horizontal direction.

Distance between the centres of mounting holes in the vertical direction.

Horizontal dimension of the mounting pattern between the outermost fixing points of the product.

Vertical dimension of the mounting pattern between the outermost fixing points of the product.

Size designation of the screw, bolt, or other threaded fastener used for mounting the product.

Designation of the thread provided in the product's mounting holes or fixing elements.

Tightening torque recommended or permitted for fasteners during product installation.

Indicates whether the required fasteners are included with the product.

Primary material of screws, bolts, nuts, rivets, and other product fasteners.

Indicates whether equipment may be mounted directly to the mounting surface without an intermediate DIN rail.

Indicates whether the design provides for mounting equipment on a DIN rail.

List of DIN rail profiles with which the product is mechanically compatible.

Indicates whether the intended installation of the product can be carried out without tools.

Type of electrical current for which the product's main supply circuit is intended.

Voltage value assigned to the product by the manufacturer for specified application conditions and characteristics.

Rated RMS value of alternating voltage assigned to the product by the manufacturer.

Rated direct voltage assigned to the product by the manufacturer.

Operating-circuit voltage with reference to which the product's performance characteristics are specified.

Maximum voltage at which continuous operation of the product is permitted under the conditions declared by the manufacturer.

Minimum voltage at which the manufacturer guarantees the intended operating mode of the product.

AC frequency assigned to the product for normal operating conditions.

Lower limit of the electrical network or signal frequency at which product operation is permitted.

Upper limit of the electrical network or signal frequency at which product operation is permitted.

Number of phases of the electrical system for which the product is designed to be connected or used.

Voltage with reference to which the product's insulation clearances and dielectric properties are specified.

Peak value of an impulse voltage of specified waveform that the product insulation must withstand without breakdown.

Test voltage applied to verify the dielectric strength of the product insulation.

Minimum permissible insulation resistance between the specified electrically separated parts.

Category characterizing the expected level of impulse overvoltages at the product's point of use.

Degree of pollution of the surrounding microenvironment considered when selecting insulation distances and product characteristics.

Maximum thermal power loss that the product can dissipate under specified conditions.

Ambient temperature to which the manufacturer's declared electrical or thermal characteristic applies.

Conductor connection methods supported by the specified terminals or connection elements.

Conductor construction classes permitted by the product's electrical connection system.

Tightening torque specified by the manufacturer for a screw or bolted terminal connection.

Declared number of mechanical operating cycles that the product can perform without electrical switching load.

Declared number of electrical load-switching cycles under the conditions specified by the manufacturer.

Configuration of live and neutral conductors of the electrical system supported by the product.

Pole-count configurations for which the product is intended to be used or connected.

Actual electrical pole configuration of the product, including the number and function of switched poles.

Current assigned to the product by the manufacturer for the declared operating and thermal conditions.

Highest rated current permitted for the relevant version or configuration of the product.

Current that the product can carry continuously under the manufacturer's declared conditions without exceeding permissible temperature rise.

Thermal power loss of the product or current-carrying system at rated current.

Maximum nominal conductor cross-section permitted at the product's incoming connection.

Maximum nominal conductor cross-section permitted at the product's outgoing connection.

Minimum conductor cross-section permitted for connection to the incoming terminal of the main power circuit.

Minimum conductor cross-section permitted for connection to the outgoing terminal of the main power circuit.

Maximum nominal cross-section of the neutral conductor permitted by the relevant product connection.

Minimum neutral conductor cross-section permitted for connection to the corresponding product terminal.

Maximum nominal cross-section of the PE protective conductor permitted by the relevant product connection.

Minimum PE protective conductor cross-section permitted for the specified protective connection of the product.

Conductor materials for which the specified terminals and connection methods are designed.

Maximum number of main-power-circuit conductors that may be connected simultaneously to one terminal.

Ratio of the permissible current-carrying capacity of the neutral conductor or busbar to the corresponding phase current capacity.

Indicates whether the neutral conductor can be disconnected for servicing or testing.

Indicates whether switching of the neutral conductor together with the live conductors is provided.

Electrical and switching arrangement of the product's neutral pole.

Sequence of making and breaking the neutral pole relative to the phase poles.

Indicates whether the sequence or timing of neutral-pole switching relative to the phase poles is adjustable.

Indicates whether an external short-circuit protective device is required for the declared operation of the product.

Indicates whether an additional upstream protective device is required to achieve the declared product characteristics.

Indicates whether the manufacturer permits the device to be supplied from the side opposite to the normal or marked supply direction.

Indicates whether specified polarity or current direction must be observed when the product operates in a DC circuit.

Manufacturer-permitted or specified side for connecting the main power supply to the product.

Rated external auxiliary supply voltage required for the product's active functions.

Type of current and source used for the product's auxiliary supply.

Classification of the device sensitivity to the waveform and nature of residual current, for example AC, A, F, or B.

Minimum residual-current frequency for which the manufacturer declares detection capability.

Maximum residual-current frequency for which the manufacturer declares detection capability.

Declared threshold value of DC residual current for the specified detection function.

Rated residual operating current IΔn at which the device protective function is required to operate under specified conditions.

Rated residual non-operating current IΔno below which the device is not required to operate under specified conditions.

Operating principle of the residual-current protective function with regard to its dependence on the supply-network voltage.

Time-characteristic class of the residual-current protective function defining the presence and nature of the specified time delay.

Minimum supply voltage at which the integrated functional-test circuit of the residual-current protection is designed to operate.

Maximum supply voltage at which the integrated functional-test circuit of the residual-current protection is designed to operate.

Rated making and breaking capacity Im declared for the device under specified conditions.

Rated residual making and breaking capacity IΔm declared for the device under specified conditions.

Rated conditional residual short-circuit current IΔc declared when the specified upstream short-circuit protective device is used.

Indicates whether the pickup threshold of integrated residual-current or leakage protection can be adjusted.

Minimum supported operating-current setting of residual-current or leakage protection.

Maximum supported operating-current setting of residual-current or leakage protection.

Indicates whether the time delay of residual-current or leakage protection can be adjusted.

Minimum supported time delay of residual-current or leakage protection.

Maximum supported time delay of residual-current or leakage protection.

Indicates whether the integrated residual-current or leakage protection function can be disabled.

Indicates whether the device can measure residual current and provide the measured value to the user, a display system, an output, or a communication interface.

Minimum residual-current value within the manufacturer-declared measurement range.

Maximum residual-current value within the manufacturer-declared measurement range.

Manufacturer-declared residual-current measurement accuracy, expressed as a percentage where a single accuracy value is used.

Indicates whether RMS or true-RMS evaluation of the measured residual current is supported.

Indicates whether the AC component of residual current can be measured or provided separately.

Indicates whether the DC component of residual current can be measured or provided separately.

Indicates whether harmonic components of residual current can be analysed or provided.

Maximum residual-current harmonic order supported by the harmonic-analysis function.

Rated residual short-time withstand current IΔw that the device can withstand under specified conditions.

Rated duration corresponding to the declared residual short-time withstand current IΔw.

Technological or construction type of the trip unit that provides protective tripping of the circuit breaker.

Standardized or commonly used characteristic describing circuit-breaker tripping as a function of overcurrent magnitude.

Manufacturer designation of a tripping characteristic or curve when it is not represented by a standardized tripping characteristic.

Indicates whether the device has a mechanism that ensures protective tripping independently of the operating element being held in the ON position.

Set of protection functions integrated into the product or provided by it in its normal intended configuration.

Number of product poles equipped with overcurrent detection or another protective function that causes tripping.

Indicates whether one or more thresholds or timing parameters of the protective trip unit can be adjusted.

Indicates whether the trip unit can be replaced as a serviceable component provided for by the product design.

Indicates whether different compatible trip-unit variants can be installed in the same circuit-breaker construction type.

Manufacturer-defined model or designation of the installed protective trip unit.

Indicates whether a local mechanical or electronic indicator shows that the circuit breaker has tripped protectively.

Rated current associated with the circuit-breaker frame or enclosure size, distinct from the actual protection setting where applicable.

Rated short-circuit breaking capacity Icn declared for the product according to the applicable standard and specified reference conditions.

Rated ultimate short-circuit breaking capacity Icu declared by the manufacturer for specified reference conditions.

Rated service short-circuit breaking capacity Ics declared by the manufacturer for specified reference conditions.

Ratio of rated service short-circuit breaking capacity Ics to rated ultimate short-circuit breaking capacity Icu, expressed as a percentage.

Indicates whether the circuit breaker is designed and declared as a current-limiting device.

Declared energy limiting class of the circuit breaker according to the applicable standard.

Selectivity category of the circuit breaker according to the applicable classification.

RMS value of short-time withstand current Icw that the product can withstand for the declared duration without unacceptable damage.

Duration for which the product must withstand the declared short-time current.

Peak current value Ipk that the product can withstand under the declared short-circuit conditions.

Rated short-circuit making capacity Icm characterizing the ability of the device to make a circuit under specified short-circuit conditions.

Degree of enclosure protection against access to hazardous parts and ingress of solid objects and water, designated by the IP code.

IP degree of protection provided by the accessible front side of the product after its intended installation.

Class of enclosure resistance to external mechanical impacts designated by the IK code.

Indicates whether the declared ingress protection of the enclosure has been verified by certification or testing.

Method or level of protection of the user against direct contact with hazardous live parts.

Indicates whether the design prevents finger access to hazardous live parts in the intended condition.

Indicates whether the design provides protection against accidental contact with hazardous live parts.

Indicates whether insulating or mechanical protective shrouds are included with the product.

Indicates whether live parts are covered by protective elements in the intended product state.

Indicates whether the material and coating are designed to withstand ultraviolet radiation.

Indicates whether the product materials retain their declared properties when exposed to the specified oils.

Groups of chemicals or environments whose effects the product can withstand under the declared conditions.

Declared withstand capability of the device against a surge current of a specified waveform without unwanted operation.

Current impulse waveform to which the declared surge-current withstand value of the device applies.

Indicates whether the device has declared enhanced immunity to unwanted residual-current operation caused by transients or network disturbances.

Manufacturer-specific designation characterizing enhanced product immunity to unwanted operation or electrical disturbances.

Indicates whether the device is capable of detecting smooth DC residual current as part of the specified protective or monitoring function.

Indicates whether integral overcurrent protection is provided for the relevant electrical circuit.

Minimum ambient temperature at which normal operation of the product is permitted.

Maximum ambient temperature at which normal operation of the product is permitted.

Maximum permissible average ambient temperature over a consecutive 24-hour period.

Minimum ambient temperature permitted during storage of the product while not in operation.

Maximum ambient temperature permitted during storage of the product while not in operation.

Minimum ambient temperature permitted during transportation of the product.

Maximum ambient temperature permitted during transportation of the product.

Minimum ambient temperature at which the manufacturer permits installation of the product.

Maximum ambient temperature at which the manufacturer permits installation of the product.

Indicates whether permissible electrical or thermal loading must be reduced as temperature changes.

Temperature above which the permissible product load must be reduced.

Indicates whether the manufacturer has published the relationship between permissible product load and temperature.

Minimum relative air humidity permitted for the declared operating or test condition.

Maximum relative air humidity permitted for the declared operating or test condition.

Temperature at which the corresponding relative humidity value is specified or standardized.

Indicates whether the permissible humidity value applies only to non-condensing conditions.

Maximum altitude above sea level at which the product may be installed without exceeding the declared conditions.

Indicates whether the permissible product load must be reduced as installation altitude increases.

Altitude above sea level above which the permissible product load must be reduced.

Indicates whether the manufacturer provides a table or curve for derating the permissible load when operating above the reference altitude.

Indicates whether the product's resistance to vibration has been verified under the declared conditions.

Indicates whether the product's resistance to short-duration mechanical shocks has been verified.

Standard or method used for climatic, mechanical, or combined testing of the product.

Indicates whether a local control element such as a handle, lever, rotary element, or similar device is supplied with the product.

Indicates whether an accessory pack is included in the product's standard equipment.

Indicates whether an installation hardware kit is included in the product's standard equipment.

Indicates whether documentation is included in the product's standard supply.

Indicates whether an installation manual is included with the product.

Indicates whether a wiring diagram is included with the product.

Indicates whether one or more auxiliary contacts are included in the standard product configuration.

Indicates whether an alarm signalling contact is included in the product's standard equipment.

Number of normally open (NO) auxiliary contacts installed in or supplied with the product.

Number of normally closed (NC) auxiliary contacts installed in or supplied with the product.

Number of changeover auxiliary contacts installed in or supplied with the product.

Indicates whether direct manual operation of the product's main switching function is supported.

Indicates whether the product supports installation or connection of specified auxiliary contacts.

Indicates whether a discrete alarm signal can be generated through the provided signalling contact.

Indicates whether an auxiliary contact for electrical signalling of the main switching mechanism position is supported.

Type of physical local control element used to operate the product.

Physical position of the local control element on the product or relative to its enclosure.

Indicates whether the product's main operating function can be controlled by a remote command.

Indicates whether the product can perform its main operating function automatically without a direct operator command for each switching operation.

Indicates whether local manual override is provided with intended priority over automatic, programmed, or electrically commanded operation.

Indicates whether the switching device is declared suitable for providing an isolation function.

Indicates whether a positive mechanical relationship exists between the position indication and the actual position of the main contacts.

Indicates whether visible indication is provided to determine the position of the main switching contacts.

Indicates whether a local human-machine interface (HMI) is provided for monitoring, configuration, or control.

Indicates whether the product has an integrated local display.

Technology or construction type of the product's integrated display.

Indicates whether the integrated display has a backlight.

Number of integrated LEDs used to indicate product status or operating modes.

Indicates whether the product can store an internal event log.

Maximum number of event records that can be stored in the product's internal log.

Indicates whether an integrated real-time clock is provided for timekeeping, event time-stamping, or time-based functions.

Number of available digital inputs of the product.

Number of available digital outputs of the product.

Indicates whether user-configurable functions can be assigned to one or more digital inputs.

Indicates whether user-configurable functions can be assigned to one or more digital outputs.

Indicates whether the product supports digital data exchange with external devices or systems.

List of supported digital data communication protocols.

List of supported physical or logical digital communication interfaces.

Indicates whether an integrated web server or web interface is provided for access to product functions.

Indicates whether specified product settings can be read or changed remotely through a supported communication interface.

Indicates whether diagnostic information, status data, or fault information can be obtained remotely.

Indicates whether the product is structurally or interface-ready for connection to remote condition or parameter monitoring systems.

Indicates whether a touchscreen is provided for user input through the local HMI.

Indicates whether the HMI can be mounted separately from the main switching-device enclosure while retaining the intended interface functions.

Indicates whether the product performs internal diagnostic checks to detect or report internal faults.

Indicates whether the product has a local TEST button for the specified functional check of the device.

Indicates whether separate indication is provided to distinguish a residual-current trip from other states or causes of disconnection.

Method by which the residual-current protective function disconnects the protected circuit or actuates an associated switching device.

Indicates whether the product has a separate local RESET button for performing the specified reset function.

Indicates whether a manual reset is required after a residual-current trip before normal operation can be restored.

Indicates whether the device can operate in a residual-current monitoring mode that generates an alarm without issuing a trip command for the protected circuit.

Indicates whether a residual-current pre-alarm is provided at a level below the main trip or alarm threshold.

Indicates whether the residual-current pre-alarm threshold is adjustable.

Residual-current pre-alarm threshold expressed as a percentage of the configured trip threshold or main alarm threshold.

Indicates whether the specified functional test of the residual-current protective or monitoring function can be initiated remotely.

Indicates whether remote reset of the residual-current protective function or device is supported by means of a specified command.

Indicates whether a manufacturer-specified external command or input is provided for remote tripping through the residual-current protective function.

Indicates whether fail-safe operation is supported, whereby loss of required power or an internal fault causes or permits transition to the specified safe trip or alarm state.

Indicates whether the residual-current protective trip output can be intentionally inhibited while other monitoring functions remain active, where permitted by the design.

Indicates whether one or more measured values can be stored, for example the latest, minimum, maximum, or a value associated with a fault event.

Indicates whether information about a fault condition, alarm, or protective operation can be retained after the cause of the event has disappeared.

Indicates whether the mode of storing or latching a fault condition can be configured.

Indicates whether product settings can be protected against unauthorized modification by means of a specified mechanical, software, or password-based locking mechanism.

Indicates whether the device automatically performs the manufacturer-specified functional test of the residual-current protective function.

Indicates whether the specified automatic or controlled residual-current function test can be performed without interrupting power to the protected load.

Indicates whether insulation condition or the presence of a persistent fault is checked before an automatic reclosing attempt.

Indicates whether the time delay before an automatic reclosing attempt can be adjusted.

Minimum available setting of the delay before automatic reclosing.

Maximum available setting of the delay before automatic reclosing.

Maximum declared number of automatic reclosing attempts before lockout or intervention is required.

Indicates whether automatic-reclosing lockout is supported after a persistent fault, failed check, or exhaustion of the permitted number of attempts.

Indicates whether the manufacturer provides an automatic reclosing or automatic restart function after disconnection.

Indicates whether the product is compatible with a shunt trip for electrically commanded opening.

Indicates whether the product is compatible with an undervoltage release.

Certification, market-approval, or conformity marks applicable to the product.

Primary normative document or standard according to which the manufacturer classifies or assesses the product.

Additional normative documents and standards declared by the manufacturer as applicable to the product.

Indicates whether an official declaration of conformity is available for the product.

Indicates whether a certificate relating to the declared certification or conformity of the product is available.

Indicates whether the CE marking is applied to the product where applicable.

Indicates whether the product has a declared UL Listed certification or recognition status.

Indicates whether the product has a declared UL Recognized certification or recognition status.

Indicates whether the product has a declared CSA certification or recognition status.

Indicates whether the product has a declared TÜV certification or recognition status.

Indicates whether the product has a declared VDE certification or recognition status.

Indicates the presence of an approval or certification for use of the product on railway rolling stock or in railway infrastructure.

Indicates whether product compliance with applicable RoHS restrictions on hazardous substances has been declared.

Indicates whether the manufacturer declares compliance of the product with applicable REACH Regulation requirements.

Additional manufacturer information concerning standards, certificates, declarations, and limitations of the declared compliance scope.

Indicates whether the manufacturer declares product compliance with IEC 60529.

Indicates whether the product has been tested according to applicable methods of the IEC 60068 series.

Indicates declared compliance of the product with the applicable general requirements of IEC 60755 for residual-current-operated protective devices.

Indicates declared compliance of the product with the applicable requirements of IEC 60947-2 Annex B for circuit breakers incorporating residual current protection.

Indicates declared compliance of the product with the applicable IEC 60947-2 requirements for low-voltage circuit breakers.

Mass of the product itself, excluding transport packaging, additional accessories, and external equipment.

Mass of the product together with its individual packaging and the accessories included in it.

External horizontal dimension of the product's individual package.

External vertical dimension of the product's individual package.

External depth dimension of the product's individual package.

Design type of the product's individual or transport packaging.

Number of individual products contained in one packaging unit at the specified level.

Country of origin of the goods declared for customs or commercial purposes.

Commodity code under the international Harmonized Commodity Description and Coding System.

Commodity code under the Combined Nomenclature of the European Union.