3VA4112-6ED14-0AA0 - 125 Amp Circuit Breaker

3VA4112-6ED14-0AA0  -  125 Amp Circuit Breaker

The Siemens 3VA4112-6ED14-0AA0 is a 125-amp, single-pole molded-case circuit breaker engineered to safeguard your electrical systems from overloads and short circuits. Its integrated TM210 thermal-magnetic trip unit comes factory-set, eliminating the need for calibration before installation. At just 5.1 inches tall and weighing roughly 0.28 kg (≈ 1 lb), it’s ideal when panel space is limited yet reliable protection is nonnegotiable. With a 3VA41 frame and HEAB (Class H) breaking capacity rated for up to 65 kA at 277 V, this breaker gives you dependable interruption performance even under challenging fault conditions.

Key Features and Benefits

• Circuit Protection You Can Rely On: Detects overloads and short circuits quickly, reducing risk to connected equipment.
• Plug-and-Play Setup: The fixed TM210 trip unit comes preconfigured, saving commissioning time.
• Compact Footprint: Its slim design fits in tight panel spaces without compromising performance.
• Solid Construction: Molded case design offers long-lasting durability in demanding environments.
• High Fault Capacity: Rated to interrupt up to 65 kA at 277 V, meeting rigorous safety standards.
• Stable Thermal Performance: Power loss at rated conditions is kept low (~9.7 W) for efficient operation.

Technical Specifications

• Poles: 1 (single-pole)
• Amperage (Ir): 125 A (fixed)
• Short-Circuit Protection (Ii): 10× In (i.e. 10 × 125 A)
• Interrupting Capacity: 65 kA at 277 V AC
• Frame: 3VA41, HEAB (Class H)
• Trip Unit: TM210 thermal-magnetic, fixed setting
• Dimensions:
  • Height: 129.4 mm (≈ 5.09 in)
  • Width: ~25.4 mm (1 in)
  • Depth: ~75.1 mm
• Weight: 0.28 kg (≈ 1 lb)
• Power Loss: ~9.7 W at rated current
• Electrical Endurance: 8,000 cycles @ 480 V AC
• Mechanical Endurance: ~15,000 operations
• Ambient Operating Temp: –25 °C to 70 °C

Material Compliance and Certifications

• UL Listed: For low-voltage (molded-case) circuit breaker applications
• Siemens 3VA Series: Rated under Siemens’ type 3VA molded-case breakers, with HEAB (Class H) interrupting capacity
• RoHS Compliance: Complies with RoHS substance restrictions as of January 2017
• WEEE: Take-back obligations apply under applicable regulations
• REACH: Includes REACH conformity information for certain candidate substances

Where It Works Best

• This circuit breaker is a solid choice for commercial and industrial installations, especially in low-voltage distribution panels, motor control centers, HVAC systems, or general load protection circuits. Because of its space-saving size and pre-configured trip unit, it’s especially useful when retrofitting into compact switchgear or upgrading panels with minimal downtime. Wherever you require dependable, factory-ready circuit protection without fuss, this breaker delivers.