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The Schurter Inc. 4400.028 is a thermal circuit breaker with a compact design and a threaded neck type. It features a 1-pole configuration and quick connect terminals (6.3 x 0.8 mm).
Key electrical specifications include a rated AC voltage of 240 VAC and a rated DC voltage of 48 VDC. The rated current range is from 0.05 to 16 A, with a specific rating of 2A for this model. It has a conditional short circuit capacity of 2 kA at 240 VAC.
This circuit breaker operates within a temperature range of -5 °C to 60 °C and has a degree of protection of IP40 on the front side. It is designed for panel mounting and features a push-to-reset actuation type. The device is built to withstand vibration and shock according to IEC standards.
Applications for this thermal circuit breaker include power tools, household equipment, power supplies and chargers, and industrial appliances. It holds approvals from CSA, EN, GB, IEC, and UL.
The rated voltage is 240 VAC and 48 VDC.
The allowable operating temperature is -5°C to 60°C.
The front side is rated IP40 according to IEC 60529.
It is panel mounted with quick connect terminals (6.3 x 0.8 mm).
It is approved to CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077.
The tripping type is thermal.
Typical endurance is 500 switching cycles at 2× rated current.