3VJ MCCB, Thermal Magnetic Trip Unit - 3VJ1225-7EB42-0AA0

Product Description

3VJ MCCB, Thermal Magnetic Trip Unit – 3VJ1225-7EB42-0AA0

The Siemens 3VJ1225-7EB42-0AA0 is a robust and high-performance Molded Case Circuit Breaker (MCCB) from the reliable 3VJ1 series, engineered for efficient protection of low-voltage electrical distribution systems. Equipped with a dependable Thermal Magnetic Trip Unit (ATFM), it provides accurate protection against overload and short-circuit faults, ensuring safe and continuous operation in industrial and commercial environments.

This MCCB belongs to the 3VJ12 frame size (250 A class) and features a 4-pole configuration with a high breaking capacity of 70 kA at 415 V AC, making it suitable for demanding industrial applications and critical power systems. It is widely used in PCC/MCC panels, industrial switchboards, OEM machinery, HVAC systems, and infrastructure projects.

Its compact molded case construction, adjustable overload settings, and durable Siemens engineering provide reliable operation, long service life, and easy integration into modern electrical installations.

🔹 Key Features

• Siemens 3VJ1 series MCCB
• Part Number: 3VJ1225-7EB42-0AA0
• Thermal Magnetic Trip Unit (ATFM)
• Rated current: 250 A
• 4-pole configuration
• Breaking capacity: 70 kA @ 415 V AC
• Adjustable overload protection (Ir setting)
• Fixed magnetic short-circuit protection
• Compact molded case construction
• High electrical and mechanical endurance
• Secure screw terminal connections
• Suitable for industrial LT distribution systems
• Complies with IEC 60947-2 standards