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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 suitable for DIN rail mounting and features a lever actuator.
The breaker has a current rating of 6A and can handle AC voltages up to 480V and DC voltages up to 125V. It is a 3-pole unit, offering robust protection for various applications.
Key technical specifications include a rupture capacity of 10,000 A (AC/DC) per IEC/EN 60947-2 and UL 489 standards. It operates within an ambient temperature range of -35°C to +70°C and meets environmental testing standards for vibration, shock, corrosion, and humidity.
Typical applications include the protection of cables, motors, generators, transformers, thyristors, silicon rectifiers, computers, industrial process control systems, telecommunications equipment, and power supplies.
The current rating is 6A.
Under UL 489, the maximum voltage is 480Y/277 VAC for 2- or 3-pole configurations and 125 VDC for 2-pole in series.
Under UL 489 and IEC/EN 60947-2 (Icu), the rupture capacity is 10,000 A AC/DC.
It is designed for DIN rail mounting.
It carries UL 489, UL 1077, CSA C22.2 No 235, and TÜV approvals.
The ambient temperature range is -35°C to +70°C.
The degree of protection is IP20.