The Siemens 3VJ1340-3DB32-0AA0 is a SENTRON 3VJ series Molded Case Circuit Breaker (MCCB) designed to provide dependable protection against overload and short-circuit faults in low-voltage electrical distribution systems. This 3-pole MCCB features an Adjustable Thermal Fixed Magnetic (ATFM) trip unit and is rated at 400A, making it suitable for industrial feeders, power distribution panels, MCC, PCC, and critical electrical installations requiring reliable circuit protection. It offers a breaking capacity of 25kA at 415V AC and ensures safe operation, high durability, and long service life.
• Siemens SENTRON 3VJ series MCCB
• Part Number: 3VJ1340-3DB32-0AA0
• 3-pole molded case circuit breaker
• Adjustable Thermal Fixed Magnetic (ATFM) trip unit
• Rated current: 400A
• Frame size: 3VJ13
• Adjustable overload protection (320A–400A)
• Fixed magnetic short-circuit protection (10 × In)
• Breaking capacity: 25kA at 415V AC
• Rated operational voltage: 415V AC
• Screw terminal connection
• Fixed mounting execution
• Reliable overload and short-circuit protection
• High mechanical and electrical endurance
• Compact and rugged industrial design
• Suitable for industrial and commercial power distribution systems
• Complies with IEC 60947-2 standards
• Ideal for LT panels, PCC panels, MCC systems, feeder circuits, and distribution boards
• Insulation voltage up to 1000V
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VJ |
| Part Number | 3VJ1340-3DB32-0AA0 |
| Product Type | MCCB (Molded Case Circuit Breaker) |
| Number of Poles | 3 Pole |
| Rated Current (In) | 400A |
| Trip Unit Type | Adjustable Thermal Fixed Magnetic (ATFM) |
| Overload Protection | Adjustable (320A–400A) |
| Short Circuit Protection | Fixed Magnetic (10 × In) |
| Breaking Capacity (Icu) | 25kA at 415V AC |
| Service Breaking Capacity (Ics) | 75% of Icu |
| Frame Size | 3VJ13 |
| Rated Operational Voltage | 415V AC |
| Insulation Voltage | 1000V |
| Mounting Type | Fixed Mounting |
| Connection Type | Screw Terminal |
| Frequency | 50/60 Hz |
| Standard Compliance | IEC 60947-2 |
| Mechanical Life | Up to 15,000 Operations |
| Electrical Life | Up to 5,000 Operations |
| Protection Function | Overload & Short Circuit Protection |
| Application | LT Panels, PCC Panels, MCC Systems, Industrial Feeders, Distribution Boards |
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