Description 

The Square D FJA140205 is a single-pole thermal magnetic molded case circuit breaker designed for efficient protection of electrical systems in commercial and industrial settings. Rated at 20 amps and 480Y/277VAC, this breaker ensures safe circuit interruption during overload or short-circuit conditions. Manufactured by Square D by Schneider Electric, the FJA140205 offers dependable performance and straightforward installation using its I-Line style plug-in connection.

Technical Specifications 

Information About FJA140205

The FJA140205 is part of Square D’s FJA series of molded case circuit breakers engineered for precision and durability in high-demand electrical environments. This unit integrates both thermal and magnetic trip elements, providing long-time and instantaneous protection for circuits operating at 480Y/277VAC. The breaker’s I-Line plug-in connection design allows for easy installation and reliable contact alignment in panelboard and switchboard systems. Engineered for industrial and commercial power distribution, the FJA140205 maintains consistent circuit protection with minimal maintenance.

Key Features:

• Current Rating: Provides 20A continuous current capacity for single-phase electrical systems.
• Voltage Rating: Supports operation at 480Y/277VAC for diverse applications.
• Interrupting Capacity: Rated at 65kAIC at 480V for superior short-circuit protection.
• Trip Mechanism: Thermal magnetic trip unit ensures both overload and short-circuit defense.
• Connection Type: I-Line plug-in connection enables quick and secure installation.
• Construction: Compact molded case design enhances durability and heat resistance.
• Trip Functions: Includes long-time and instantaneous trip features for precision performance.
• Standards Compliance: Built in accordance with UL and IEC standards for safety and reliability.

The FJA140205 delivers the reliability and precision required for modern electrical distribution and control systems.