Siemens 3VA1010-3ED32-0AA0 Small Control Molded Case Circuit Breaker 100A 3P 25kA

The Siemens 3VA1010-3ED32-0AA0 is a robust 100A, 3-pole, 25kA molded case circuit breaker engineered for superior protection and control in industrial electrical systems. This compact breaker offers exceptional reliability, advanced tripping characteristics, and a user-friendly design, making it an ideal choice for safeguarding equipment and ensuring operational continuity. Its sophisticated thermal-magnetic tripping unit provides precise overcurrent and short-circuit protection, while its high breaking capacity ensures safety even under severe fault conditions. The 3VA1010-3ED32-0AA0 is designed for straightforward installation and integration, fitting seamlessly into various power distribution panels and control cabinets.

Product Specifications

| Feature                     | Specification                                   |

| :-------------------------- | :---------------------------------------------- |

| Product Type                | Molded Case Circuit Breaker (MCCB)              |

| Series                      | 3VA1                                            |

| Model Number                | 3VA1010-3ED32-0AA0                              |

| Rated Current (In)          | 100 A                                           |

| Number of Poles             | 3P (3-pole)                                     |

| Breaking Capacity (Icu/Ics) | 25 kA                                           |

| Tripping Unit               | Thermal-magnetic                                |

| Rated Voltage (Ue)          | Up to 690 V AC                                  |

| Frequency                   | 50/60 Hz                                        |

| Mounting Type               | Fixed, for front or rear connection             |

| Terminal Type               | Box terminals                                   |

| Protection Class            | IP20 (with cover, without finger protection)    |

| Standards                   | IEC 60947-2                                     |

Core Features & Market Positioning

The Siemens 3VA1010-3ED32-0AA0 distinguishes itself through its compact dimensions, enabling higher pole density in control panels and reducing space requirements. Its advanced thermal-magnetic trip unit offers adjustable overcurrent settings (over a specific range, not detailed here for brevity) and a fixed short-circuit release, providing a tailored protection solution for diverse applications. This breaker is positioned as a highly reliable and cost-effective solution for general-purpose power distribution and machine control, offering a compelling balance of performance, safety, and ease of use. The inherent quality and extensive support network associated with the Siemens brand further solidify its market appeal for engineers and facility managers seeking dependable electrical protection.

Key Application Scenarios

This 100A 3-pole circuit breaker is extensively utilized in industrial power distribution systems, acting as a primary means of protection for control panels, motor control centers (MCCs), and individual machinery. Its robust design and 25kA breaking capacity make it suitable for applications requiring protection against overload and short circuits in manufacturing plants, process industries, and commercial buildings. It is commonly employed for safeguarding pumps, fans, conveyors, and other critical equipment where reliable and consistent power interruption is paramount. The 3VA1010-3ED32-0AA0 serves as a foundational component in ensuring the safe and efficient operation of electrical infrastructure.

Practical System Integration Guidance

Integrating the Siemens 3VA1010-3ED32-0AA0 into existing electrical systems is straightforward due to its standard mounting footprint and terminal configurations. For front connection, the breaker is typically mounted onto a DIN rail or directly to a panel using appropriate mounting kits. Rear connection options are also available, providing flexibility during panel design. The box terminals accommodate a wide range of conductor sizes, ensuring secure and reliable electrical connections. Proper torque values, as specified in the product manual, should be applied to the terminals to prevent overheating and ensure long-term performance. Pre-commissioning checks should include verifying correct pole configuration and ensuring all safety covers are securely in place.

Operation and Risk Mitigation

Operating the Siemens 3VA1010-3ED32-0AA0 involves manually actuating the ON/OFF toggle for circuit engagement and disengagement. In the event of an overload or short circuit, the thermal-magnetic tripping unit automatically de-energizes the circuit, indicated by the tripped breaker handle. To reset the breaker after a fault, the handle must first be fully moved to the "OFF" position and then to the "ON" position. It is crucial to identify and rectify the cause of the fault before resetting the breaker to prevent recurrence and potential equipment damage. Regular visual inspections and periodic testing, in accordance with relevant electrical codes and standards, are recommended to ensure the continued reliable operation of the 3VA1010-3ED32-0AA0 and mitigate operational risks.

Scalability & Long-Term Value

The 3VA series, to which the 3VA1010-3ED32-0AA0 belongs, offers a degree of scalability through its compatibility with a range of auxiliary and signaling contacts. These accessories, such as shunt releases and auxiliary switches, can be easily retrofitted, enabling remote signaling of breaker status or remote tripping capabilities. This modularity allows for integration into more advanced control systems and Supervisory Control and Data Acquisition (SCADA) systems as operational requirements evolve. While this specific model is a fundamental component, its inclusion within the broader Siemens ecosystem, known for its interoperability and integration with digital solutions like Industrial Internet of Things (IIoT) platforms, ensures long-term value and adaptability in modern industrial environments.

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Frequently Asked Questions (FAQs)

What is the rated current of the Siemens 3VA1010-3ED32-0AA0 circuit breaker?

The Siemens 3VA1010-3ED32-0AA0 circuit breaker has a rated current of 100 Amperes. This is the maximum continuous current the breaker can safely handle under normal operating conditions.

This 100A rating is crucial for selecting the correct breaker to protect electrical circuits and equipment from overloads. It ensures that the breaker will trip only when the current exceeds this safe limit for a sustained period.

Properly matching the rated current of the breaker to the load's requirements is fundamental for electrical safety and preventing premature equipment failure or fire hazards.

What does "3P 25kA" signify for this Siemens MCCB?

"3P" indicates that the Siemens 3VA1010-3ED32-0AA0 is a 3-pole circuit breaker. This means it can simultaneously disconnect all three phases of a three-phase electrical system.

"25kA" refers to the breaking capacity, specifically the ultimate short-circuit breaking capacity (Icu). This breaker can safely interrupt fault currents up to 25,000 Amperes without sustaining damage.

A 3-pole configuration is essential for protecting three-phase loads, ensuring balanced disconnection during fault conditions and preventing phase imbalance issues. The high breaking capacity provides a critical safety margin for industrial environments with significant fault current potential.

What are the primary applications for the Siemens 3VA1010-3ED32-0AA0?

This circuit breaker is widely used for protecting electrical distribution systems and individual loads in industrial settings. It serves as a reliable safeguard against overcurrent and short-circuit faults.

Typical applications include motor control centers, power distribution panels, and safeguarding various industrial equipment like pumps, fans, and conveyor systems. Its robust construction makes it suitable for demanding operational environments.

The 3VA1010-3ED32-0AA0 is a versatile component for ensuring operational continuity and equipment longevity in manufacturing plants, process facilities, and other industrial infrastructure.