3VA4140-4ED54-0AA0 - 40Amp Circuit Breaker

3VA4140-4ED54-0AA0  -  40 Amp Circuit Breaker

The Siemens 3VA4140-4ED54-0AA0 is a high-performance low voltage molded case circuit breaker (MCCB) designed to provide dependable overcurrent protection in commercial and industrial electrical distribution systems. Built on the proven 3VA41 frame, this 40 amp breaker combines a compact footprint with reliable thermal-magnetic protection to safeguard conductors and equipment from overloads and short circuits. With a 25kA A.I.C. rating at 277 VAC and SEAB (Class H) breaking capacity, it delivers the interrupting strength required for demanding applications while maintaining consistent trip performance. The fixed TM210 trip unit ensures predictable operation, making it an excellent choice for facilities that value straightforward, code-compliant protection without unnecessary complexity.

Engineered for durability and long service life, this UL Listed Siemens Type 3VA circuit breaker is configured as a 1-pole unit housed in a 2-pole body, with lugs installed on the load side for secure conductor termination. Whether you’re upgrading existing distribution equipment or installing new gear, the 3VA4140-4ED54-0AA0 offers trusted Siemens protection backed by industry-recognized standards.

Key Features and Benefits

• 40 Amp Continuous Rating – Provides reliable overcurrent protection for branch circuits and feeder applications.
• 25kA Interrupting Capacity @ 277 VAC – Designed to safely clear high fault currents in commercial environments.
• Thermal-Magnetic (TM210) Trip Unit – Fixed Ir and fixed Ii settings deliver dependable overload and short-circuit protection without field adjustments.
• 1-Pole Configuration (in 2-Pole Body) – Flexible installation option within compatible panelboards and distribution equipment.
• SEAB (Class H) Breaking Capacity – Built to handle higher fault levels with confidence.
• UL Listed – Meets stringent safety and performance standards for low voltage applications.
• Load-Side Lugs Installed – Simplifies wiring and helps ensure secure connections.

Technical Specifications

• Manufacturer: Siemens
  
• Series / Type: 3VA, 3VA41 Frame
  
• Part Number: 3VA4140-4ED54-0AA0
  
• Amperage Rating: 40A
  
• Poles: 1 (in 2-pole body)
  
• Voltage Rating: 277 VAC
  
• Interrupting Rating (A.I.C.): 25kA @ 277V (35kAIC noted for 277V applications)
  
• Trip Unit: TM210 Thermal-Magnetic
  
• Trip Settings: Fixed Ir, Fixed Ii
  
• Lug Configuration: Load-side lugs installed
  
• Approximate Shipping Weight: 2.0 lbs
  
• Approximate Height: 5.1 inches
  

Material Compliance and Certifications

• UL Listed: The Siemens 3VA4140-4ED54-0AA0 molded case circuit breaker is UL Listed, confirming compliance with recognized safety and performance requirements for low voltage power distribution.
• Industry Standards: Designed and manufactured to meet industry standards for circuit protection, this breaker supports code-compliant installations in commercial and industrial environments.

Where It Works Best

• This 40A Siemens 3VA breaker is well suited for commercial buildings, light industrial facilities, panelboards, switchboards, and OEM equipment requiring dependable 277V branch or feeder circuit protection. It performs especially well in applications where a fixed trip setting is preferred for consistency and simplified maintenance. Electrical contractors, facility managers, and maintenance teams rely on the 3VA series when protecting lighting circuits, small motor loads, and general power distribution systems.