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.

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.

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

Primary material from which the product is manufactured.

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

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

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.

Permissible spatial orientation of the component during installation and operation.

Position of the accessory relative to the host switching or protective device, independent of the general installation orientation.

Voltage applied to the control circuit to perform the product's intended functions.

Type of current used in the product's control circuit.

Frequency of the alternating voltage or signal in the product's control circuit.

Minimum manufacturer-declared coil operating voltage expressed as a percentage of rated control voltage Uc.

Maximum manufacturer-declared coil operating voltage expressed as a percentage of rated control voltage Uc.

Apparent power consumed by an AC-operated control coil during pull-in or inrush.

Apparent power consumed by an AC-operated control coil in the sealed or holding state.

Active or DC power consumed by the contactor control circuit during pull-in or inrush.

Active or DC power consumed by the contactor control circuit in the sealed or holding state.

Manufacturer-declared current drawn by the control coil during initial energization.

Manufacturer-declared current drawn by the control coil in the sealed or holding state.

Manufacturer-declared DC resistance of the relay coil at the stated reference temperature.

Nominal power consumption of the relay coil or electromagnetic drive at rated control voltage.

Nominal current consumed by the relay coil at its rated control voltage.

Minimum duration of a general toggle or step control pulse accepted by an impulse or bistable relay.

Maximum duration of a control signal or pulse permitted by the relay manufacturer.

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.

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

Minimum conductor cross-section permitted by the connection system within its general conductor-size range.

Maximum conductor cross-section permitted by the connection system within its general conductor-size range.

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

Minimum conductor stripping length specified by the manufacturer.

Maximum conductor stripping length specified by the manufacturer.

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

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

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.

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

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

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.

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

Indicates that a continuous or prolonged control signal may be applied without violating the manufacturer-declared operating conditions.

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

Compliance with applicable IEC 60947-5-1 requirements for control-circuit devices and switching elements.

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

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

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.

Indicates declared compliance of the product with the applicable general requirements of IEC 60947-1 for low-voltage switchgear and controlgear.