Siemens 3VA2 Series MCCB, 248mm Length, 400A Current Rating - 3VA2340-6HL32-0AA0 This MCCB component is crucial for electrical systems, offering dependable protection against overloads and short circuits. Rated at 400A with a substantial breaking capacity of 85kA, it safeguards the safety and durability of your electrical installations. Its fixed mounting style and sturdy construction make it suited to industrial settings, ensuring effective performance and assurance. Features & Benefits • Designed for 3-pole line protection to enhance dependability
• High breaking capacity classified under H for effective operation
• Current rating supports up to 400A under varying temperatures
• Fixed mounting style guarantees secure installation and stability
• Insulation voltage rated at 800V for added safety
• Mechanical life expectancy of 20,000 cycles supports longevity Applications • Utilised for electrical protection in industrial machinery
• Appropriate for commercial power distribution systems
• Suitable for environments requiring overload and short-circuit safety
• Employed in manufacturing facilities for machinery protection How does the current rating respond to temperature changes? The operational current remains at 400A up to 50°C and gradually decreases to 340A at 70°C, thus ensuring safe operation across different conditions. What are the required specifications for conductor connections? It accommodates flat-bar terminal connections between 20x1mm and 35x10mm, providing flexibility for installation. Can it be retrofitted with additional features? Retrofitting for short-circuit and overload protection is not supported, but an optional motor drive is available for enhanced functionality. What is the expected electrical endurance for continuous operation? It is rated for 6,000 cycles at AC-1 operation at 415V, meeting industrial requirements. Is it suitable for offshore or marine applications? This product holds marine approvals, confirming its suitability for installation in maritime environments.