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The Schurter Inc. 4400.0779 is a thermal circuit breaker designed for equipment protection. This 1-pole breaker features a panel mount type and a push-to-reset actuation. It has a rated current of 7.5A and can handle AC voltages up to 240V and DC voltages up to 48V.
Key electrical specifications include a conditional short circuit capacity of 2 kA at 240 VAC and a short circuit capacity Icn of 8 x In for currents below 6.5A. The breaker offers a degree of protection of IP40 on the front side and has a dielectric strength greater than 1.5 kV at 50 Hz and 2.5 kV for impulses.
Environmental and mechanical specifications include an operating temperature range of -5°C to 60°C, vibration resistance according to IEC 60068-2-6, and shock resistance of 100 G / 6 ms. The typical endurance is 500 switching cycles. The breaker is designed for applications such as power tools, household equipment, power supplies and chargers, and industrial appliances.
Approvals include CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077. The product is RoHS3 compliant, has an MSL of 1, and is REACH unaffected. The termination style is Solder / THT.
The rated voltage is 240 VAC and 48 VDC.
The rated current is 7.5 A.
The operating temperature range is -5°C to 60°C.
The mounting type is panel mount.
The degree of protection is IP40 on the front side.
Dielectric strength is >1.5 kV at 50 Hz and >2.5 kV impulse 1.2/50 μs.
The weight is approximately 10 grams.