Schneider G12F3A63 | Circuit breaker, GoPact MCCB 125, 3 poles, 30kA at 415VAC, 63A rating, TMD trip unit, adjustable thermal protection



Technical Specifications G12F3A63

• Product Name: Schneider Electric G12F3A63

• Product Type: Molded Case Circuit Breaker (MCCB)

• Series: GoPact MCCB 125

• Number of Poles: 3 poles

• Rated Current (In): 63 Amps

• Frame Size: 125 A

• Rated Operational Voltage (Ue): Up to 415 VAC

• Breaking Capacity (Icu): 30 kA at 415 VAC

• Trip Unit Type: TMD (Thermal Magnetic Trip Unit)

• Thermal Protection: Adjustable — fine-tunes overload response

• Magnetic Protection: Fixed — immediate short-circuit disconnection

• Frequency: 50/60 Hz

• Mounting: Fixed mounting (panel installation)

• Compliance Standards: IEC 60947-2

• Utilization Category: AC-22A — supports mixed resistive and inductive loads

Key Features G12F3A63

• Optimized 63A Circuit Protection
  Ensures accurate and safe protection for medium-sized electrical loads with high reliability.

• High Fault Interruption Rating (30 kA)
  Suitable for use in power distribution systems with high short-circuit fault levels, delivering safety under extreme fault conditions.

• Adjustable Thermal Overload Trip
  Offers flexible settings to suit specific application needs, improving system selectivity and protection coordination.

• Fixed Magnetic Trip Function
  Provides fast-acting protection against short-circuits, helping avoid damage to connected devices and reducing downtime.

• Compact and Versatile Design
  Facilitates easy installation in standard panel systems with a space-efficient footprint.

• Durable for Demanding Environments
  Built with high-grade components to ensure longevity and performance under tough commercial or industrial conditions.

Applications

• Commercial Building Distribution Panels
  Used for lighting, socket outlets, HVAC units, and other electrical services in retail centers, business parks, and office buildings.

• Industrial Automation and Equipment
  Protects circuit paths feeding motors, drives, conveyors, and control systems in manufacturing and processing facilities.

• Renewable Energy Systems
  Suitable for solar and wind subsystems, including inverter protection, DC/AC interface protection, or auxiliary loads.

• Data Centers & IT Facilities
  Delivers circuit protection for power distribution to racks, cooling systems, and UPS-powered loads.

• Standby & Emergency Power Circuits
  Ensures safe and controlled power delivery in generator-fed or backup power systems requiring 63A circuit protection.

• Institutional and Public Sector Infrastructure
  Applicable in hospitals, schools, and government buildings where dependable electrical protection is critical.