3VA1112-5EE32-0AA0 | MCCB 125 A, 3 Pole, 55 kA, Adjustable O/L & Fixed S/C Settings, Thermal Magnetic Trip Unit (ATFM) – Siemens

The 3VA1112-5EE32-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) from Siemens, designed for reliable and efficient protection of electrical circuits. This MCCB is part of the Siemens 3VA series, known for its robust construction and advanced features.

Key Features:

• Rated Current: 125 A
• Number of Poles: 3 Pole
• Breaking Capacity: 55 kA
• Trip Unit: Thermal Magnetic Trip Unit (ATFM)
• Overload Protection: Adjustable Overload (O/L) Settings
• Short-Circuit Protection: Fixed Short-Circuit (S/C) Settings
• Application: Suitable for a wide range of industrial and commercial applications, providing reliable protection against overloads and short circuits.

Technical Specifications:

• Rated Operational Voltage (Ue): Up to 690 V AC
• Rated Insulation Voltage (Ui): 1000 V AC
• Rated Impulse Withstand Voltage (Uimp): 8 kV
• Mechanical Durability: 20,000 operations
• Electrical Durability: 10,000 operations
• Mounting: Fixed Mounting
• Standards Compliance: IEC/EN 60947-2, UL 489, CSA C22.2 No. 5

Applications:

The Siemens 3VA1112-5EE32-0AA0 MCCB is ideal for use in various applications, including:

• Industrial plants
• Commercial buildings
• Power distribution systems
• Motor protection circuits
• Generator protection

Advantages:

• High Breaking Capacity: Ensures reliable protection even in high fault current conditions.
• Adjustable Overload Settings: Allows for precise customization to match specific load requirements.
• Fixed Short-Circuit Settings: Provides consistent and reliable short-circuit protection.
• Thermal Magnetic Trip Unit: Combines thermal and magnetic protection for comprehensive circuit protection.
• Robust Design: Built to withstand harsh industrial environments, ensuring long-term reliability.

Additional Information:

For more detailed technical information, installation guidelines, and safety instructions, please refer to the official Siemens product documentation or contact Siemens technical support.