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The Schurter Inc. 4430.1637 is a 2-pole thermal circuit breaker featuring rocker actuation and a panel mount design. It provides thermal overload protection with a rated current of 12A and a rated voltage of 240VAC or 60VDC.
Key specifications include a conditional short circuit capacity of 1 kA at 240VAC and various short circuit capacities (Icn) depending on the current rating and voltage. The breaker offers a mechanical lifetime of 50,000 switching cycles and overload trip capabilities. It is designed for operation within a temperature range of -10°C to 55°C and has a degree of protection of IP40 on the front side.
Applications for this circuit breaker include power tools, industrial appliances, power supplies, and equipment for construction and cleaning. It meets various approval standards such as CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
The breaker is rated for 240VAC and 60VDC.
The allowable operation temperature is -10°C to 55°C.
It is a panel mount device.
The tripping type is thermal (bimetallic).
It is approved to CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
Conditional short circuit capacity Inc is 1kA at 240VAC. Short circuit capacity Icn is 10xIn for currents below 3A, and 300A (AC 240V) or 120A (DC 48V) for currents at or above 3A.
The mechanical lifetime is 50,000 switching cycles.