Siemens 3VA5212-5ED31-0AA0 125 Amp 3-Pole Molded Case Circuit Breaker – Feed-Thru Mount – 600V AC

The Siemens 3VA5212-5ED31-0AA0 is a heavy-duty molded case circuit breaker (MCCB) from the SENTRON 3VA series, designed to provide reliable circuit protection in commercial and industrial electrical distribution systems. Built on the robust 3VA52 frame, this 125A, 3-pole breaker features a TM210 thermal-magnetic trip unit with fixed long-time (Ir) and instantaneous (Ii) protection settings. Its Medium (Class M) breaking capacity delivers dependable fault interruption with ratings of 35kA at 480VAC and 18kA at 600VAC. The breaker utilizes a feed-thru connection design and is supplied without lugs, making it suitable for a wide range of panelboard, switchboard, and feeder protection applications requiring dependable overload and short-circuit protection.

Voltage and Rating

• Current Rating: 125 Amps
• Voltage Rating: 600 Volts AC
• Phase: 3-Phase
• Frequency: 50/60 Hz
• AIC Rating:
  • 100kA @ 480VAC
  • 35kA @ 480VAC (Class M)
  • 18kA @ 600VAC

Key Specifications

• Breaker Type: Molded Case Circuit Breaker (MCCB)
• Series: SENTRON Series
• Family: 3VA
• Part Number: 3VA5212-5ED31-0AA0
• Frame Size: 3VA52 Frame
• Number of Poles: 3-Pole
• Connection Type: Feed-Thru
• Functions: LI – Long-Time and Instantaneous Protection
• Trip Technology: Thermal Magnetic
• Trip Unit: TM210
• Trip Adjustability: Fixed Ir, Fixed Ii
• Protection Type: Thermal Magnetic
• Connection Configuration: Without Lugs

Technical Specifications

• Breaking Capacity Class: Medium (Class M)
• Overload Protection: Fixed Ir
• Short-Circuit Protection: Fixed Ii
• Construction: Compact Molded Case Design
• Application: Commercial and Industrial Power Distribution

Standards and Approvals

• Certification: CSA Approved

Product Data

• Manufacturer: Siemens
• Series: SENTRON
• Family: 3VA
• Part Number: 3VA5212-5ED31-0AA0

Dimensions and Weight

• Width: 4.1 in
• Height: 7.3 in
• Depth: 4.2 in
• Weight: 2 lbs

Applications

• Commercial Power Distribution Systems
• Industrial Electrical Installations
• Panelboards and Switchboards
• Motor Control Centers
• Feeder Circuit Protection
• Branch Circuit Protection
• Equipment and Machinery Protection
• Low-Voltage Distribution Networks
• Current-Limiting Protection Systems
• High Fault Current Applications
• Critical Power Distribution Systems

Returns are easy

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

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