4400.0593

The Schurter Inc. 4400.0593 is a thermal circuit breaker designed for equipment protection. This 1-pole device features a compact design and a push-to-reset actuation type.

It has a rated voltage of 240 VAC and 48 VDC, with a rated current range of 0.05 to 16 A. The circuit breaker offers a conditional short circuit capacity of 2 kA at 240 VAC. It is designed for panel mounting and utilizes quick connect terminals for easy installation.

Key technical specifications include a degree of protection of IP40, dielectric strength greater than 1.5 kV (50 Hz) and 2.5 kV (1.2/50 μs impulse), and an insulation resistance greater than 100 MΩ at 500 VDC. The device has an endurance typical of 500 switching cycles and a minimum endurance of 50 switching cycles under specific DC conditions. It is rated for overload conditions of a minimum of 40 trips at 6 x Ir (cos φ 0.6) per IEC standards, and a minimum of 50 trips at 1.5 x Ir (cos φ 0.75) per UL/CSA standards.

Environmental specifications include an allowable operating temperature range of -5 °C to 60 °C. The circuit breaker also meets vibration resistance standards of ± 1.5 mm @ 10 - 60 Hz and 5 G @ 60 - 500 Hz, and shock resistance of 100 G / 6 ms. The weight is approximately 10 g.

Applications for this circuit breaker include power tools, household equipment, power supplies and chargers, and industrial appliances. It is designed according to IEC 60934 and UL 1077 standards and holds approvals from VDE, UL, and CCC.