3VA5225-5ED31-0AA0 - MFAS 250 Amp Circuit Breaker

3VA5225-5ED31-0AA0 - MFAS 250 Amp Circuit Breaker

If you’re looking for a circuit breaker that does its job—no fuss, no overcomplication—the Siemens 3VA5225-5ED31-0AA0 is a solid choice. Built on the dependable 3VA52 frame, this 250-amp, 3-pole breaker protects your system from overloads and short circuits without requiring constant adjustments or guesswork. At its core is a thermal magnetic trip unit (TM210), which combines long-time overload protection with fast-acting short-circuit response. The settings are factory-set, so you get consistent, predictable protection every time. With a 35 kA interrupting rating at 480V, it’s ready to handle demanding conditions in commercial and industrial settings where reliability matters. This is the kind of breaker you install and trust—ideal for keeping operations running smoothly while protecting valuable equipment behind the scenes.

Key Features and Benefits

• 250A Current Rating – Handles substantial electrical loads with ease
• 3-Pole Design – Built for three-phase systems
• 35kA @ 480V Interrupting Capacity – Strong protection against high fault currents
• Thermal Magnetic Trip Unit (TM210) – Combines overload and instantaneous protection
• Fixed Trip Settings – No adjustments needed, reducing setup time
• Instantaneous Trip at 10x In – Quick response to short circuits
• Compact 3VA52 Frame – Saves space without sacrificing performance
• M-Class Interrupting Rating – Suitable for a wide range of applications

Technical Specifications

• Part Number: 3VA5225-5ED31-0AA0
• Frame Type: 3VA52
• Poles: 3
• Amperage: 250A
• Interrupting Rating: 35kA @ 480V
• Trip Unit: Thermal Magnetic (TM210)
• Overload Protection (Ir): Fixed at 250A
• Instantaneous Protection (Ii): 10 × In
• Dimensions:
  • Height: 9.65 in
  • Width: 6.3 in
  • Depth: 5.9 in

Material Compliance and Certifications

• UL Listed – Meets established safety standards for use in North America
• Manufactured to Siemens Specifications – Built for long-term performance and consistency
• Designed for Line Protection – Suitable for protecting feeders and distribution circuits

Where It Works Best

• This breaker fits right into environments where dependable protection is non-negotiable:
• Commercial buildings and office power distribution
• Industrial facilities and manufacturing lines
• Control panels and electrical assemblies
• Retrofit or replacement projects using Siemens 3VA series
• Applications where fixed, no-adjust settings are preferred