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The Schurter Inc. 4400.0165 is a thermal circuit breaker featuring a snap-in design and quick connect terminals. It is a 1-pole device with a push-to-reset actuator.
This circuit breaker is rated for a maximum AC voltage of 240 VAC and a DC voltage of 48 VDC, with a rated current range of 0.05 to 16 A. It has a conditional short circuit capacity of 2 kA at 240 VAC. The device offers a degree of protection of IP40 on the front side.
Key electrical specifications include dielectric strength greater than 1.5 kV (50 Hz) and 2.5 kV (1.2/50 μs impulse), and insulation resistance greater than 100 MΩ at 500 VDC. Endurance is rated at a typical 500 switching cycles and a minimum of 50 switching cycles for reset types.
Designed for applications such as power tools, household equipment, power supplies, chargers, and industrial appliances, the 4400.0165 operates within a temperature range of -5 °C to 60 °C. It is designed according to IEC 60934 and UL 1077 standards.
The circuit breaker has a rated voltage of 240 VAC and 48 VDC.
The rated current is 500mA.
The allowable operation temperature is from -5 °C to 60 °C.