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The E-T-A 4230-T110-K0DE-40A is a single-pole, thermal-magnetic miniature circuit breaker (MCB) designed for reliable circuit protection. It conforms to EN 60947-2, UL 1077, and UL 489 standards, making it suitable for a wide range of applications.
Key electrical specifications include a 40A current rating and a voltage rating of 277VAC or 60VDC. The breaker features a high rupture capacity of up to 10,000A, ensuring safety under fault conditions. It is designed for DIN rail mounting, facilitating easy installation in control panels and enclosures.
Environmental and mechanical characteristics include a wide operating temperature range from -35°C to +70°C and a degree of protection of IP20. The breaker is built for durability with a mechanical life of 20,000 cycles and an electrical life of 6,000 cycles. Terminals are screw type, supporting cable cross-sections up to 35 mm² with a maximum tightening torque of 2 Nm.
Typical applications for this circuit breaker 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 40A.
It has voltage ratings of 277 VAC and 60 VDC.
It is designed for DIN rail mounting.
The rupture capacity (Icu) is 10,000 A for AC/DC.
The ambient temperature range is -35°C to +70°C.