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This E-T-A 4230-T series miniature circuit breaker (MCB) is a thermal-magnetic type designed for reliable circuit protection. It is rated for 1.2A and can handle voltages up to 480VAC or 125VDC across its two poles.
Conforming to standards like IEC/EN 60947-2 and UL 1077, this breaker offers a high rupture capacity of 10,000A AC/DC (Icu) and 7,500A AC (Ics). It is built for DIN rail mounting and features a lever actuator for easy operation and visual status indication.
Environmental testing includes resistance to vibration, shock, corrosion, and humidity, ensuring robust performance in various conditions. The terminals are screw type, supporting cable cross-sections up to 35 mm² with a tightening torque of 2 Nm max.
Typical applications include the protection of cables, motors, generators, transformers, and electronic equipment such as computers and telecommunication systems. Its design allows for versatile use in industrial process control and power supply systems.
The current rating for this specific part is 1.2A.
This circuit breaker has multiple voltage ratings depending on the standard and pole configuration, including up to 480VAC and 125VDC.
The E-T-A 4230-T120-K0BE-1.2A circuit breaker has 2 poles.
This circuit breaker supports DIN rail mounting.
The rupture capacity (Icu) is 10,000 A for AC/DC and UL 489, and 7,500 A (Ics) for IEC/EN 60947-2 AC.
The ambient temperature range is -35°C to 70°C.