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The BA1-B0-24-620-521-D is a single-pole magnetic circuit breaker from Littelfuse, designed for overcurrent protection in a variety of applications. It utilizes a hydraulic delay mechanism to provide time-delayed trip characteristics, allowing temporary inrush currents while protecting against sustained overloads and short circuits. The breaker is rated at 20A continuous current and 250V AC/DC, making it suitable for use in power distribution and control systems.
This circuit breaker features a lever actuator for manual on/off control and reset, and is designed for panel mount installation. It holds safety approvals from CCC, CSA, UL, and VDE, ensuring compliance with international standards. The compact 1-pole design saves space in panels and enclosures.
Typical applications include industrial control panels, power supplies, and equipment requiring reliable circuit protection. The magnetic hydraulic delay technology provides accurate and stable performance over a wide temperature range, though specific operating temperature limits are not detailed in the available data.
250V.
Panel mount.
20A.
It is a magnetic (hydraulic delay) circuit breaker.
CCC, CSA, UL, and VDE.
Lever.
1 pole.