The Siemens 3VA2225-4HL32-0AA0 is a SENTRON 3VA2 series Molded Case Circuit Breaker (MCCB) designed for advanced protection of low-voltage power distribution systems. This 3-pole MCCB features an ETU320 Electronic Trip Unit with Long-Time and Instantaneous (LI) protection functions, providing precise overload and short-circuit protection for industrial and commercial electrical installations.
Built on the Frame Size 250 platform, the breaker is rated at 250A and offers a breaking capacity of 36kA at 415V AC. The adjustable electronic trip settings ensure enhanced system coordination, operational flexibility, and improved equipment protection. It is widely used in LT panels, PCC panels, MCC systems, feeder circuits, and industrial power distribution networks.
• Siemens SENTRON 3VA2 series MCCB
• Part Number: 3VA2225-4HL32-0AA0
• 3-pole molded case circuit breaker
• Electronic Trip Unit ETU320 (LI Protection)
• Rated current: 250A
• Frame size: 250A class
• Adjustable overload protection (Ir: 100A–250A)
• Adjustable instantaneous short-circuit protection (Ii: 1.5–12 × In)
• Breaking capacity: 36kA at 415V AC
• Line protection application
• Compact and rugged industrial design
• High mechanical endurance up to 25,000 operations
• Electrical endurance up to 12,000 operations at 415V AC
• Suitable for industrial and commercial power distribution systems
• Fixed mounting execution
• Screw terminal connection
• Complies with IEC 60947-2 standards
• Reliable protection against overload and short-circuit faults
• Ideal for LT panels, PCC panels, MCC systems, and feeder protection applications
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VA2 |
| Part Number | 3VA2225-4HL32-0AA0 |
| Product Type | MCCB (Molded Case Circuit Breaker) |
| Number of Poles | 3 Pole |
| Rated Current (In) | 250A |
| Trip Unit Type | ETU320 Electronic Trip Unit |
| Protection Function | LI (Long-Time & Instantaneous) |
| Overload Protection (Ir) | Adjustable 100A–250A |
| Short Circuit Protection (Ii) | Adjustable 1.5–12 × In |
| Frame Size | 250 |
| Breaking Capacity (Icu) | 36kA at 415V AC |
| Rated Operational Voltage | 690V AC |
| Rated Insulation Voltage | 800V |
| Mounting Type | Fixed Mounting |
| Connection Type | Screw Terminal |
| Mechanical Endurance | 25,000 Operations |
| Electrical Endurance | 12,000 Operations @ 415V AC |
| Degree of Protection | As per enclosure design |
| Standard Compliance | IEC 60947-2 |
| Net Weight | Approx. 2.22 kg |
| Application | LT Panels, PCC Panels, MCC Systems, Industrial Power Distribution, Feeder Protection |
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