The Siemens 3VA2340-5HL42-0AA0 is a SENTRON 3VA2 series Molded Case Circuit Breaker (MCCB) designed for reliable protection of low-voltage electrical distribution systems in industrial and commercial installations. It ensures safety against overload, short-circuit, and fault conditions, making it suitable for critical power distribution applications.
This model belongs to the 3VA23 frame (400A class) and features an electronic trip unit (ETU320 LI) for precise and adjustable protection settings.
• Siemens SENTRON 3VA2 series MCCB
• Part Number: 3VA2340-5HL42-0AA0
• 4 Pole configuration
• Rated current: 400A (frame dependent)
• High breaking capacity: 55 kA @ 415V AC
• Electronic trip unit: ETU320 LI
• Adjustable overload protection: Ir 160A–400A
• Adjustable short-circuit protection: Ii 1.5–10 × In
• Neutral conductor protection adjustable (OFF / 50% / 100%)
• Compact molded case construction
• High electrical & mechanical endurance
• IEC 60947-2 compliant
• Suitable for panel mounting
• Advanced arc-quenching system
• Industrial-grade reliability
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VA2 |
| Part Number | 3VA2340-5HL42-0AA0 |
| Product Type | MCCB (Molded Case Circuit Breaker) |
| Frame Size | 3VA23 (400A class) |
| Number of Poles | 4 Pole |
| Rated Current | 400A |
| Trip Unit | ETU320 LI (Electronic) |
| Protection Functions | Overload & Short Circuit |
| Breaking Capacity | 55 kA @ 415V |
| Overload Setting (Ir) | 160A – 400A |
| Short Circuit Setting (Ii) | 1.5 – 10 × In |
| Rated Voltage | Up to 690V AC |
| Frequency | 50/60 Hz |
| Mounting Type | Fixed mounting |
| Standard | IEC 60947-2 |
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