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The E-T-A X4230-BR256P18SL is a bus bar accessory specifically designed for integration with E-T-A's 4230-T series circuit breakers. This component facilitates efficient power distribution and connection within electrical panels.
Key features include its suitability for DIN rail mounting, ensuring a standardized and secure installation process. The terminals are of the screw type, allowing for reliable connections with a maximum tightening torque of 2 Nm. The accessory is designed to accommodate cable cross-sections up to 35 mm² and requires a stripping length of 14 mm.
This bus bar is part of the broader category of circuit breaker accessories, providing essential connectivity solutions for protection devices. Its construction and design align with industrial standards for electrical components, offering durability and performance in various applications.
Typical applications include enhancing the modularity and ease of wiring in control cabinets and power distribution systems where multiple circuit breakers need to be interconnected.
The rupture capacity is 10,000 A under AC/DC for IEC/EN 60947-2 (Icu) and UL 489. For Ics AC it is 7,500 A and for Ics DC it is 10,000 A.
Voltage ratings depend on the standard and configuration. Under IEC/EN 60947-2: single-pole AC 240 V, multi-pole AC 415 V, single-pole DC 80 V, two-pole in series DC 125 V. Under UL 489: single-pole AC 120 V/277 V, multi-pole AC 240 V/480Y/277 V, DC 60 V (single-pole) and DC 125 V (two-pole in series).
The ambient temperature range is -35°C to +70°C.
The degree of protection is IP20.
The mechanical life is 20,000 cycles.
The electrical life is 6,000 cycles.
It uses screw terminals with a maximum tightening torque of 2 Nm, accepting cables up to 35 mm² with a stripping length of 14 mm.