The Siemens 3VA2225-4JQ42-0AA0 is a high-performance SENTRON 3VA2 Molded Case Circuit Breaker (MCCB) designed for reliable protection of low-voltage electrical distribution systems. This 4-pole MCCB features a rated current of 250A and an advanced ETU560 electronic trip unit with LSIG protection functions. Engineered for industrial, commercial, and infrastructure applications, it provides accurate overload, short-circuit, instantaneous, and ground-fault protection. With a breaking capacity of 36kA at 415V AC, the breaker ensures safe and dependable operation in power distribution panels, motor control centers, generator systems, and critical electrical installations.
• Siemens SENTRON 3VA2 Series MCCB
• Part Number: 3VA2225-4JQ42-0AA0
• 4-Pole configuration
• Rated current: 250A
• Frame Size 250
• Electronic Trip Unit ETU560
• LSIG protection (Long-Time, Short-Time, Instantaneous & Ground Fault)
• Breaking Capacity (Icu): 36kA at 415V AC
• Adjustable overload protection from 100A to 250A
• Adjustable short-circuit and instantaneous protection settings
• Ground-fault protection with adjustable current and time delay
• Neutral conductor protection adjustable up to 100%
• Fixed mounting construction
• Nut keeper terminal connection arrangement
• Suitable for low-voltage power distribution systems
• Compact and robust design
• High operational reliability and safety
• Compliant with IEC 60947-2 standards
• Suitable for industrial, commercial, and infrastructure projects
• Long mechanical and electrical service life
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VA2 |
| Part Number | 3VA2225-4JQ42-0AA0 |
| Product Type | Molded Case Circuit Breaker (MCCB) |
| Number of Poles | 4 Pole |
| Rated Current (In) | 250A |
| Frame Size | 250 |
| Mounting Type | Fixed |
| Trip Unit Type | ETU560 Electronic Trip Unit |
| Protection Functions | LSIG (Long-Time, Short-Time, Instantaneous & Ground Fault) |
| Breaking Capacity (Icu) | 36kA at 415V AC |
| Rated Operational Voltage (Ue) | Up to 690V AC |
| Rated Insulation Voltage (Ui) | 800V |
| Frequency | 50/60 Hz |
| Short-Circuit Protection (Isd) | 0.6 to 10 × In |
| Instantaneous Protection (Ii) | 1.5 to 10 × In |
| Ground Fault Protection (Ig) | 0.2 to 1 × In |
| Ground Fault Delay (tg) | 0.05 to 0.8 s |
| Neutral Protection | Adjustable (OFF to 100%) |
| Degree of Protection | IP40 |
| Connection Type | Nut Keeper Terminal |
| Standard Compliance | IEC 60947-2 |
| Application | Power Distribution Panels, MCC Panels, PCC Panels, Generator Protection, Industrial Systems |
No reviews yet.