3VA2040-5HM32-0AA0 | MCCB 40 A, 3 Pole, 55 kA, O/L, S/C & E/F Settings, Microprocessor Trip Unit ETU330 LIG – Siemens

The 3VA2040-5HM32-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) manufactured by Siemens, designed for reliable and efficient protection of electrical circuits. This MCCB is part of the Siemens 3VA series, known for its advanced technology and robust construction.

Key Features:

• Rated Current: 40 A
• Number of Poles: 3 Pole
• Breaking Capacity: 55 kA at 415 V AC
• Trip Unit: Microprocessor-based ETU330 LIG (Electronic Trip Unit)
• Protection Functions: Overload (O/L), Short Circuit (S/C), and Earth Fault (E/F) protection with adjustable settings
• Communication Capability: Supports communication via LIG (Local Interface Gateway) for monitoring and control
• Mounting: Fixed type
• Standards Compliance: Complies with international standards such as IEC 60947-2

Applications:

This MCCB is suitable for a wide range of applications, including industrial plants, commercial buildings, and infrastructure projects. It provides reliable protection for motors, transformers, generators, and distribution systems.

Technical Specifications:

• Rated Voltage: Up to 690 V AC
• Frequency: 50/60 Hz
• Operating Temperature: -25°C to +70°C
• Storage Temperature: -40°C to +85°C
• Mechanical Life: 20,000 operations
• Electrical Life: 10,000 operations at rated current

Additional Features:

• Compact and modular design for easy installation and maintenance
• LED indicators for trip status and fault diagnostics
• Integrated test button for functional verification
• High resistance to environmental factors such as humidity and vibration