The **Siemens 3VA4120-4ED14-0AA0 molded case circuit breaker delivers dependable 20 Amp, single-pole protection for industrial and commercial power distribution systems. Built on the 3VA41 125A frame, this thermal magnetic MCCB features a TM210 fixed trip unit and load-side lug connections for secure installation. With high interrupt ratings and UL/CSA certifications, it is well suited for panelboard and infrastructure applications requiring reliable circuit protection.
Voltage and Rating
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Amperage: 20 Amps
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Voltage:
- 120/277/347 Volts AC
- 125 Volts DC
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Interrupt Rating:
- 65 kAIC @ 120V AC
- 25 kAIC @ 277V AC
- 14 kAIC @ 600Y/347V AC & 125V DC
Key Specifications
- Breaker Type: Thermal Magnetic Molded Case Circuit Breaker (MCCB)
- Number of Poles: 1-Pole
- Product Range: 3VA41 (125A frame)
- Trip Unit: TM210 — Fixed overload (Ir), Fixed short-circuit (Ii)
- Mounting Mode: Panelboard / front-face mount
- Protection Class: IP40
- Applications: Industrial, infrastructure, and commercial systems
Technical Specifications
- Connection Terminals: Load-side lug only (aluminum lugs installed)
- Wire Size: #14 AWG–3/0 AWG Cu/Al
- Frame Size: 125 Amp
- Protection Function: Overload and short-circuit protection
- Certifications: UL Listed (File E92074), CSA Certified (File LR18416)
Product Data
- Manufacturer: Siemens
- Brand: Siemens
- Model Number: 3VA4120-4ED14-0AA0
- UPC: 804766941764
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Dimensions:
- Width: 1.0 in
- Height: 5.5 in
- Depth: 3.7 in
- Weight: 0.617 lb