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Siemens SENTRON 3VA5330-5EF31-0AA0

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3VA5330-5EF31-0AA0

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The Siemens 3VA5330-5EF31-0AA0 is a robust molded case circuit breaker designed for three-phase systems. It has a current rating of 300 A and is capable of operating at a voltage of 600 V AC, making it suitable for residential, commercial, and industrial applications.

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Technical specifications for 3VA5330-5EF31-0AA0

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineSENTRON
Part Number3VA5330-5EF31-0AA0
UPC804766793301
PhaseThree-phase
Poles3 Poles
Rated Current300 A
Connection TypeLoad-side Lugs
Rated Voltage600 V AC
ApplicationResidential, Commercial, Industrial
Frequency50/60 Hz
Degree of ProtectionIP40
Mounting TypeBolt-on
Interrupting Rating18 kA at 600 V, 35 kA at 480 V
Compliance StandardsUL
Trip Unit TypeTM240 Thermal-Magnetic
Protection FunctionsLong-time & Instantaneous
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The Siemens 3VA5330-5EF31-0AA0 molded case circuit breaker is engineered for reliable performance in three-phase electrical systems. This device is rated for a maximum current of 300 A and supports a voltage rating of up to 600 V AC. It is suitable for various applications, including residential, commercial, and industrial environments.

This model is constructed with three poles and employs load-side lugs for secure electrical connections. The breaker must be mounted using a bolt-on installation method. Designed for efficient operation at both 50 and 60 Hz frequencies, the unit also adheres to an IP40 degree of protection, safeguarding it against dust and solid objects larger than 1 mm.

With an interrupting rating of 18 kA at 600 V and 35 kA at 480 V, the 3VA5330-5EF31-0AA0 effectively protects circuits against overloads and short circuits. It features a TM240 thermal-magnetic trip unit that offers long-time and instantaneous response functions to ensure the safety of connected equipment. This circuit breaker meets UL certification, confirming its compliance with recognized safety standards.