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The E-T-A 4230-T120-K0CU-10A is a thermal-magnetic miniature circuit breaker (MCB) designed for reliable protection in various applications. It conforms to EN 60947-2, UL 1077, and UL 489 standards.
This 2-pole breaker has a current rating of 10A and is suitable for AC voltage ratings up to 480V and DC voltage ratings up to 125V. It features a lever actuator and is designed for easy DIN rail mounting. The breaker offers a high rupture capacity of 10,000 A (AC/DC) according to UL 489 and IEC/EN 60947-2 (Icu).
Key specifications include a mechanical life of 20,000 cycles and an electrical life of 6,000 cycles. The operating ambient temperature range is -35°C to +70°C. The terminals are screw type, supporting cable cross-sections up to 35 mm² with a maximum tightening torque of 2 Nm.
Typical applications include protection of cables, motors, generators, transformers, thyristors, silicon rectifiers, computers, industrial process control systems, telecommunications equipment, and power supplies.
The circuit breaker is rated for AC 240/415 V (IEC/EN 60947-2), AC 480Y/277 V (UL 1077 and UL 489), and DC 60 V, 80 V, or 125 V depending on the standard.
-35°C to +70°C.
2 poles.
AC 7,500 A (Ics), DC 10,000 A (Ics), AC/DC 10,000 A (Icu and UL 489).
Mechanical life is 20,000 cycles; electrical life is 6,000 cycles.
Screw terminals with a maximum tightening torque of 2 Nm and a stripping length of 14 mm.
CSA C22.2 No 235 and UL 489.