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The Schurter Inc. 4400.042 is a thermal, drop-in type circuit breaker with a reset function and quick connect terminals. It is designed for 1-pole operation and offers a compact form factor with positively trip-free release.
Key electrical specifications include a rated voltage of 240 VAC and 48 VDC, with a rated current range of 0.05 to 16 A AC. It has a conditional short circuit capacity of 2 kA at 240 VAC and a short circuit capacity (Icn) of up to 96 A. The device offers a degree of protection of IP40 on the front side.
Environmental and mechanical specifications include an allowable operating temperature range of -5 °C to 60 °C, vibration resistance up to 5 G, and shock resistance of 100 G. The circuit breaker has a typical endurance of 500 switching cycles.
This circuit breaker is suitable for applications such as power tools, household equipment, power supplies and chargers, and industrial appliances. It is designed according to IEC 60934 and UL 1077 standards.
The compatible circuit breaker is rated for 240 VAC and 48 VDC.
-5 °C to 60 °C.
0.05 to 16 A AC.
Thermal tripping.
Quick connect terminals.
IP40 acc. to IEC 60529.
500 switching cycles at 2x rated current.