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The Siemens 3VA5335-5EC31-0AA0 mold case circuit breaker is designed for reliable performance under heavy loads. This model operates at 690 AC volts and 500 DC volts, accommodating a rated current of 350 Amperes.
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| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | SENTRON |
| Part Number | 3VA5335-5EC31-0AA0 |
| UPC | 804766793356 |
| Operating Voltage | 690 Volts AC / 500 Volts DC |
| Current Breaking Capacity | 85 kiloamperes at 240 Volts AC; 35 kiloamperes at 480 Volts AC; 18 kiloamperes at 600 Volts AC |
| Electrical Service Life | 6,000 operations (maximum) |
| Pole Number | 3 Poles |
| Rated Current | 350 Amperes |
| Power Loss At Rated Current | 23.53 Watts |
| Protection Class | IP40 (for the front part) |
| Mechanical Service Life | 20,000 operations (typical) |
| Rated Insulation Voltage | 800 Volts |
| Maximum Power Loss | 71 Watts |
| Adjustable Response Delay Time | 1 second |
| Actuator Type | Paddle |
| Rated Phase | 3-phase |
The Siemens 3VA5335-5EC31-0AA0, part of the SENTRON series, is a molded case circuit breaker characterized by its robust construction and high performance. Suitable for operation at a maximum voltage of 690 Volts AC and 500 Volts DC, this circuit breaker is efficient for handling significant electrical loads. The rated current capacity of 350 Amperes means it can support substantial circuit demands.
In terms of safety, the current breaking capacities are rated at 85 kiloamperes for operations at 240 Volts AC, 35 kiloamperes for 480 Volts AC, and 18 kiloamperes for 600 Volts AC. The protection class rating of IP40 indicates solid protection for the front part of the breaker against dust and moisture, ensuring reliable function in various environments.
This unit's design facilitates an adjustable response delay time of 1 second, enhancing its adaptability in controlling fault conditions. The paddle actuator provides an intuitive way to operate the breaker. Overall, the 3VA5335-5EC31-0AA0 upholds an expected electrical service life of up to 6,000 operations, while its mechanical service life is rated around 20,000 operations typically, reinforcing its dependability and extended service capability. The rated insulation voltage is established at 800 Volts, with a maximum power loss of 71 Watts, while the power loss during rated current stands at 23.53 Watts.