3VA1120-3EF46-0AA0
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Overview of Siemens 3VA1120-3EF46-0AA0
Buy original Siemens 3VA1120-3EF46-0AA0 online for your automation system. As a core part of the Siemens SENTRON series, this robust molded case circuit breaker (MCCB) is engineered for reliable line protection in demanding industrial environments. Featuring a 4-pole design and IEC Frame 160 construction, it delivers a breaking capacity of 25 kA at 415V, making it ideal for safeguarding circuits up to 20A. The TM240 thermal-magnetic tripping mechanism ensures precise overload and short-circuit protection, while the ATAM (Adjustable Trip Actuator Module) allows for flexible current settings. Designed for integration into factory-grade control panels and distribution boards, Siemens 3VA1120-3EF46-0AA0 is a trusted solution for mission-critical automation and power management worldwide.
Key Features of Siemens 3VA1120-3EF46-0AA0
- 4-pole, 20A rated current (In), adjustable from 14A to 20A (Ir)
- Breaking capacity class N, Icu = 25 kA @ 415V
- IEC Frame 160 design for robust protection in industrial settings
- Thermal-magnetic (TM240) tripping mechanism for reliable overload and short-circuit detection
- Adjustable Trip Actuator Module (ATAM) for customizable protection settings
- Conforms to international safety and performance standards
- Compact footprint for efficient panel integration
- Front-mounted rotary handle for easy manual operation
- Factory-tested, genuine Siemens component
- Designed for worldwide industrial applications
Technical Specs of 3VA1120-3EF46-0AA0
Review Siemens 3VA1120-3EF46-0AA0 specifications for detailed parameters.
| Parameter | Value |
|---|---|
| Brand/Model | Siemens 3VA1120-3EF46-0AA0 |
| Type | Molded Case Circuit Breaker (MCCB) |
| Poles | 4 |
| Rated Current (In) | 20A |
| Adjustable Current (Ir) | 14A–20A |
| Breaking Capacity (Icu) | 25 kA @ 415V |
| Frame | IEC 160 |
| Tripping Mechanism | Thermal-Magnetic (TM240, ATAM) |
| Mounting | Panel or DIN rail |
Applications / Use Case
This Siemens 3VA1120-3EF46-0AA0 is commonly used in industrial automation, factory control panels, and process control systems worldwide. Its robust design is perfectly suited for protecting motors, transformers, and distribution boards in manufacturing plants, packaging lines, conveyor operations, and other critical industrial processes. Wherever high-performance circuit protection is required, this MCCB delivers reliable and maintenance-free operation, ensuring the safety and continuity of your automation infrastructure.
Price & Availability
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