Siemens 3VA5140-5ED31-0AA0 40 Amp 3-Pole Molded Case Circuit Breaker – Panel Mount – 240/480/600Y-347VAC & 500VDC

The Siemens 3VA5140-5ED31-0AA0 is a high-performance molded case circuit breaker from the advanced SENTRON 3VA5 frame family, designed for demanding commercial and industrial power distribution systems. This 3-pole, 40A breaker provides reliable long-time and instantaneous protection using a thermal-magnetic trip unit with fixed Ir and Ii settings. Engineered as a modern replacement for legacy ED63B040 breakers, it integrates seamlessly into Siemens 3VA panelboards and switchboards. With Class M breaking capacity and high interrupting performance, it ensures dependable fault protection for heavy-duty electrical loads.

Voltage and Rating

• Current Rating: 40 Amps
• Voltage Rating: 240VAC, 480VAC, 600Y/347VAC, 500VDC
• Phase: 3-Phase
• Frequency: 50/60 Hz
• AIC Rating:
  • 85kA @ 240VAC
  • 35kA @ 480VAC
  • 18kA @ 600Y/347VAC
  • 85kA @ 500VDC

Key Specifications

• Breaker Type: Molded Case Circuit Breaker (MCCB)
• Series: 3VA5
• Number of Poles: 3-Pole
• Mounting Style: Panel Mount
• Terminal Type: Lugs
• Trip Technology: Thermal Magnetic
• Trip Function Code: LI
• Trip Function: Long-Time and Instantaneous Protection
• Trip Adjustability: Fixed Thermal, Fixed Magnetic
• Breaking Capacity Class: Class M
• For Use With: Siemens 3VA Panelboards and Switchboards

Technical Specifications

• Protection Features: Overload and Short-Circuit Protection
• Construction Features: HACR Rated, HID Rated, Reverse Feed
• Temperature Rating: -25°C to 70°C
• Accessories Included: Nut Keeper
• Available Options: Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Lug Kits, DIN Rail Adapter

Standards and Approvals

• Standards: CSA C22.2 No. 5, IEC 60947-2, UL 489
• Approvals: ABS, CCC, CE, CSA, DNV, EAC, Lloyd’s Register, UL, VDE

Product Data

• Manufacturer: Siemens
• Series: 3VA5
• Part Number: 3VA5140-5ED31-0AA0

Applications

• Industrial Power Distribution Systems
• Commercial Electrical Installations
• Switchboards and Panelboards
• Heavy-Duty Load Protection
• Feeder and Branch Circuit Protection
• HVAC and Motor Load Applications

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.