FHB16020A | Square D 20A 1-Pole 277V I-Line Thermal Magnetic Molded Case Circuit Breaker

Schneider Electric · Circuit Breakers & Protection

Description  The Square D FHB16020A is a single-pole molded case circuit breaker engineered for dependable overcurrent and short-circuit protection in commercial and industrial electrical systems. Rated at 20 amps and 277 VAC, it combines precise thermal-magnetic protection with a compact F-frame design. The FHB16020A supports I-Line style plug-in connections, ensuring quick installation and secure integration into compatible panelboards.   Technical Specifications  Condition New/Never Used Surplus Brand Square D Category Circuit Breakers Part Number FHB16020A Subcategory Molded Case Circuit Breakers Series FHB Frame Type F-Frame Poles 1 Phase 1 Amperage Rating 20 A Voltage Rating 277 VAC Interrupting Rating 25 kA @ 240 V Trip Unit Type Thermal Magnetic Functions Long-Time and Instantaneous Connection Type I-Line Style Plug-In Mounting Type I-Line Terminal Connection Bolted Magnetic Hold Current 275 A Magnetic Tripping Current 600 A Frequency 50/60 Hz Operating Temperature 40 °C Certifications UL Listed, CSA Certified, RoHS, REACh Country of Origin Mexico Dimensions (HxWxD) 6.4 x 1.5 x 4.13 in Weight 0.45 lb (0.2 kg)     Information About FHB16020A The FHB16020A is part of the Square D™ FHB series, designed for use in I-Line panelboards and distribution systems. It incorporates a thermal-magnetic trip mechanism that provides both long-time and instantaneous trip protection to safeguard electrical circuits against overload and fault conditions. The breaker’s rugged molded case and bolted terminal connections ensure mechanical durability and long-term performance under continuous operation. Fully UL and CSA certified, the FHB16020A meets stringent safety and reliability standards for industrial and commercial installations.   Key Features: Thermal-Magnetic Protection: Dual-function trip mechanism safeguards circuits from overloads and short circuits. 20 Amp Current Rating: Provides stable performance for low to medium power applications. High Interrupting Capacity: Rated 25kAIC at 240V for secure fault current interruption. I-Line Style Plug-In Mounting: Enables easy installation and maintenance within compatible Square D panels. Compact F-Frame Design: Saves space while maintaining full circuit protection capability. Bolted Terminal Connection: Ensures firm electrical contact and reduces connection resistance. UL and CSA Certified: Complies with international safety and performance standards. The FHB16020A delivers the reliability and precision required for high-performance electrical distribution and protection in demanding environments.

Brand: Schneider Electric · Category: Circuit Breakers & Protection

Key features

• Thermal-Magnetic Protection: Dual-function trip mechanism safeguards circuits from overloads and short circuits.
• 20 Amp Current Rating: Provides stable performance for low to medium power applications.
• High Interrupting Capacity: Rated 25kAIC at 240V for secure fault current interruption.
• I-Line Style Plug-In Mounting: Enables easy installation and maintenance within compatible Square D panels.
• Compact F-Frame Design: Saves space while maintaining full circuit protection capability.
• Bolted Terminal Connection: Ensures firm electrical contact and reduces connection resistance.

Specifications

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