Siemens SENTRON 3VA1225-6EF42-0AG0, molded case circuit breaker, 4-pole, 250 A, line protection, TM240 release, 220 kA at 240 V.
| Parameter | Value |
|---|---|
| Product designation | Molded case circuit breaker |
| Brand / range | SENTRON |
| Product version | Line protection |
| Integrated auxiliary / alarm switch ref. | 3VA9988-0AB11 |
| Parameter | Value |
|---|---|
| Number of poles | 4 |
| Current at 40 °C | 250 A |
| Current at 45 °C | 250 A |
| Current at 50 °C | 250 A |
| Current at 55 °C | 243.3 A |
| Current at 60 °C | 236.5 A |
| Current at 65 °C | 229 A |
| Current at 70 °C | 223 A |
| Switching capacity class | H |
| Breaking capacity at 240 V | 220 kA |
| Breaking capacity at 415 V | 154 kA |
| Breaking capacity at 440 V | 36 kA |
| Breaking capacity at 690 V | 17 kA |
| Parameter | Value |
|---|---|
| Overcurrent release (trip unit) type | TM240 |
| Parameter | Value |
|---|---|
| Main circuit connection type | lug terminal |
| Main circuit connector arrangement | Front terminal |
| Protection class (IP), front | IP40 |
| Parameter | Value |
|---|---|
| Undervoltage release | No |
| Voltage trigger | No |
| Trip indicator | Yes |
| Communication function | No |
| Measurement function | No |
| Motor drive option | Yes |
| Auxiliary CO contacts | 2 |
| Parameter | Value |
|---|---|
| Operating temperature, max. | 70 °C |
| Operating temperature, min. | -25 °C |
| Storage temperature, max. | 80 °C |
| Storage temperature, min. | -40 °C |
| Parameter | Value |
|---|---|
| Height | 158 mm |
| Width | 140 mm |
| Depth | 70 mm |
Front-face protection class is IP40, meaning it is protected against tools and small wires (1 mm diameter) but not against water ingress. Mechanical endurance is rated at 15,000 operations (latching endurance).
The part carries the reference code Q per DIN EN 81346-2, indicating it is classified as a power switching device in the plant-modelling standard. Standard compliance documentation (CE, UKCA, RoHS, REACH) is available from the manufacturer for this SENTRON series.
Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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