FAZ-Z4/1 Eaton miniature circuit breaker

Electrical Specifications

Rated Current (In): 4 A

Poles: Single-pole (1P) protecting one circuit

Tripping Characteristic: Type Z, providing very low instantaneous trip for sensitive equipment

Rated AC Voltage: 230/240 V AC

Rated DC Voltage: 48–96 V DC

Breaking Capacity: 10 kA (IEC 60947-2 standard), 0 kA under EN 60898 at 230/400 V AC

Operating Frequency: 50–60 Hz

Voltage Type: AC

Current-Limiting Class: 3, which limits short-circuit current and enhances safety

Mechanical and Installation Properties

Dimensions: Height 75.5 mm, Width 17.7–17.8 mm, Depth 70.5–80 mm

Mounting: DIN top-hat (TH35) rail, flexible for compact panel arrangements

Terminal Type: Twin-purpose terminals (solid / stranded wire compatible), screw connections for 1–25 mm² cables

Degree of Protection: IP20, suitable for standard panel enclosures

Ambient Operating Temperature: -25 °C to +75 °C

Heat Dissipation: 4 W per pole, ensuring minimal energy loss

Features and Applications

Provides tight and rapid protection of sensitive devices due to its low instantaneous trip setting

Ideal for precise applications in industrial, advanced commercial, and residential electrical systems

Designed for overload and short-circuit protection in circuits where standard MCBs might not react quickly enough to protect delicate electronics

Certification & Standards: UL 1077, EN 60898, IEC 60947-2, CSA compliant, RoHS, IEC 617 , ensuring international safety and quality compliance