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The Schurter Inc. 4400.0735 is a thermal circuit breaker featuring a compact design and positively trip-free release. It is a 1-pole, reset-type breaker with quick connect terminals, suitable for panel mounting.
This circuit breaker has a rated voltage of 240 VAC and 48 VDC, with a rated current range of 0.05 to 16 A. It offers a conditional short circuit capacity of 2 kA and a short circuit capacity Icn of up to 96 A. The degree of protection is IP40 on the front side.
Key electrical specifications include a dielectric strength greater than 1.5 kV (50 Hz) and impulse dielectric strength greater than 2.5 kV (1.2/50 μs). Insulation resistance is greater than 100 MΩ at 500 VDC. Endurance is typically 500 switching cycles and a minimum of 50 switching cycles for reset type.
Operating temperature ranges from -5 °C to 60 °C. It is designed to withstand vibration resistance of ± 1.5 mm @ 10-60 Hz and 5 G @ 60-500 Hz, and shock resistance of 100 G / 6 ms. Applications include power tools, household equipment, power supplies and chargers, and industrial appliances.
The breaker is rated for 240VAC and 48VDC.
The rated current is 50mA (0.05A).
-5°C to 60°C.
Panel mount with quick connect terminals.
Thermal tripping.
Push to reset.
Conditional short circuit capacity is 2kA at 240VAC (IEC 60934 PC1).