Siemens 3VA2580-5HL32-0AA0 Molded Case Air Circuit Breaker 800A 3P 55kA
The Siemens 3VA2580-5HL32-0AA0 is a high-performance molded case air circuit breaker (MCCB) engineered for robust protection in industrial electrical systems. This 800A, 3-pole unit boasts an impressive interrupting capacity of 55kA, ensuring reliable safety against overcurrents and short circuits. Its advanced thermal-
Product Specifications
| Parameter | Value |
| :------------------------- | :---------------------------------------- |
| Product Type | Molded Case Air Circuit Breaker (MCCB) |
| Siemens Order Number | 3VA2580-5HL32-0AA0 |
| Rated Current (Ie) | 800 A |
| Number of Poles | 3-pole |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | 55 kA at 415V AC |
| Rated Insulation Voltage (Ui) | 800 V AC |
| Rated Operational Voltage (Ue) | Up to 690 V AC |
| Trip Unit Type | Thermal-magnetic, adjustable |
| Mounting Type | Fixed installation |
| Connection Type | Front connection |
| Standard Compliance | IEC 60947-2 |
| Protection Class | IP20 (with accessories) |
| Ambient Temperature Range | -25°C to +70°C |
Core Features & Market Positioning
The Siemens 3VA2580-5HL32-0AA0 distinguishes itself through its sophisticated thermal-magnetic trip unit, offering highly customizable overcurrent protection settings crucial for optimizing selectivity and minimizing downtime in complex industrial grids. Its robust construction and adherence to IEC 60947-2 standards underscore Siemens' commitment to delivering reliable and safe electrical components. This MCCB is designed for environments demanding high interrupting capacities, such as in main distribution boards, large motor feeders, and substations, where failure is not an option. The 3VA25 series is positioned as a premium solution, balancing advanced protection features with a user-friendly design for straightforward installation and maintenance, differentiating it from simpler, less configurable breakers.
Key Application Scenarios
This 800A circuit breaker is ideally suited for main power distribution in industrial facilities, providing the primary point of protection for incoming power. It excels in safeguarding large motor loads, offering adjustable thermal overload protection to prevent damage from prolonged overcurrents while still allowing for necessary inrush currents. Furthermore, the Siemens 3VA2580-5HL32-0AA0 is a robust choice for protecting transformers and capacitor banks, where high fault currents can occur. Its integration into switchgear assemblies for data centers, manufacturing plants, and commercial buildings ensures reliable power continuity and equipment safety.
Practical System Integration Guidance
Integrating the Siemens 3VA2580-5HL32-0AA0 into existing or new systems requires careful consideration of busbar sizing and connection terminals. Ensure the busbars and cable lugs are rated for 800A and compatible with the breaker's front connection type. Proper torque must be applied to all connections to prevent overheating and ensure electrical integrity. The breaker's thermal-magnetic trip unit can be adjusted for specific load characteristics, optimizing protection coordination with upstream and downstream devices. Referencing the detailed installation manual is essential for correct wiring of auxiliary contacts for remote signaling and control functions.
Operation and Risk Mitigation
Safe operation of the Siemens 3VA2580-5HL32-0AA0 involves understanding its trip characteristics and maintenance requirements. Regular visual inspections for dust accumulation or physical damage are recommended. It is critical to ensure the breaker is fully disengaged and locked out before performing any maintenance or electrical work on the protected circuit. For troubleshooting, pay close attention to the status indicators on the trip unit, which can provide initial diagnostic information. While specific fault codes are not inherent to the mechanical breaker itself, connected monitoring systems can interpret trip events for detailed analysis.
Scalability & Long-Term Value
The Siemens 3VA2580-5HL32-0AA0 offers significant long-term value through its compatibility with Siemens' broader Sentron protection and switching devices portfolio. This allows for seamless integration into sophisticated power management systems and future upgrades to digital monitoring solutions. Its robust design ensures a long operational lifespan, minimizing the need for premature replacement. The modular design of the 3VA series also facilitates the addition of accessories, such as shunt releases, undervoltage releases, and auxiliary contacts, enhancing its functionality as system requirements evolve.
Frequently Asked Questions
What are the main advantages of the Siemens 3VA2580-5HL32-0AA0?
This MCCB provides superior overcurrent protection with adjustable settings. Its high 55kA interrupting capacity ensures safety in fault conditions. The unit offers robust construction and reliable performance for critical applications.
What is the typical installation process for this breaker?
Installation involves securely mounting the breaker and connecting power cables to the terminals. Ensure proper torque is applied to all connections. Auxiliary and communication modules can be fitted for advanced control and monitoring.
What kind of maintenance is required for the 3VA2580-5HL32-0AA0?
Regular visual inspections for cleanliness and damage are advised. Periodic testing of the trip unit function is recommended per site safety protocols. Ensure mechanical operation is smooth during testing cycles.
Can this circuit breaker be used for motor protection?
Yes, its adjustable thermal overload protection is ideal for motors. The breaker can be set to accommodate motor starting currents while protecting against sustained overloads. This prevents motor burnout and damage.
What is the short-circuit breaking capacity of this unit?
The Siemens 3VA2580-5HL32-0AA0 has a rated ultimate short-circuit breaking capacity (Icu) of 55 kA. This is crucial for safely interrupting fault currents up to this level. It ensures the breaker itself is not destroyed during a severe fault.
How do I adjust the trip settings on this breaker?
Trip settings are adjusted via controls on the thermal-magnetic trip unit. Consult the product manual for precise instructions on setting overload (Ir) and short-circuit (Im) thresholds. Proper adjustment is key for selectivity.
What are the dimensions of the Siemens 3VA2580-5HL32-0AA0?
Specific dimensions are critical for switchgear design and panel space. Referencing the official Siemens datasheet is the best way to obtain exact measurements. Ensure adequate clearance is maintained around the breaker.
What accessories are available for this MCCB?
Various accessories enhance its functionality, including shunt releases, undervoltage releases, and auxiliary contacts. Communication modules for remote monitoring are also available. These expand its integration capabilities.
How does this breaker integrate with digital power systems?
It can integrate with digital systems via optional communication modules. These modules allow for remote monitoring of status, energy data, and trip events. This enables advanced diagnostics and IIoT connectivity.
What is the warranty period for the Siemens 3VA2580-5HL32-0AA0?
Warranty information typically varies by region and distributor. It is best to check with your Siemens sales representative or authorized distributor for specific warranty terms and conditions. This ensures clarity on coverage.
