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Siemens SENTRON 3VA5330-5EC31-0AA0

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3VA5330-5EC31-0AA0

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The Siemens 3VA5330-5EC31-0AA0 circuit breaker is designed for robust performance in electrical systems. It features a rated current of 300 A and is suitable for both AC and DC applications. With an AC voltage rating of 600 VAC and a DC rating of 500 VDC, this device is equipped to manage substantial loads effectively.

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Technical specifications for 3VA5330-5EC31-0AA0

ManufacturerSiemens
Product TypeCircuit Breaker
Product LineSENTRON
Part Number3VA5330-5EC31-0AA0
UPC804766793363
AC Voltage Rating600 VAC at 50/60 Hz
DC Voltage Rating500 VDC
Interrupting Capacity @ 240 VAC85 kAIC
Interrupting Capacity @ 480 VAC35 kAIC
Interrupting Capacity @ 600 VAC18 kAIC
Insulation Withstand800 V
Mechanical Endurance15–20k cycles
Electrical Endurance6k AC cycles
Enclosure ProtectionIP40
Rated Current300 A fixed
Poles3 poles
Trip MechanismTM230 thermal-magnetic
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The Siemens 3VA5330-5EC31-0AA0 represents an advanced circuit breaker in the SENTRON series. It is engineered to handle an AC voltage rating of 600 VAC while supporting a DC voltage up to 500 VDC. With a fixed rated current capability of 300 A, this unit is adept at serving high-demand applications. The breaker boasts impressive interrupting capacities, with an ability to manage fault currents of up to 85 kAIC at 240 VAC, 35 kAIC at 480 VAC, and 18 kAIC at 600 VAC, ensuring protection against severe fault conditions.

In addition to its interrupting capabilities, the circuit breaker is designed for longevity. It features a mechanical lifespan rated between 15,000 and 20,000 cycles, providing significant operational reliability. The electrical endurance is rated for 6,000 AC cycles, assuring efficient performance over extended periods. The TM230 thermal-magnetic trip mechanism facilitates effective response to overload conditions, contributing to overall safety. Furthermore, the product is housed in an enclosure with an IP40 rating, providing appropriate protection against dust and solid objects.