3VM11123GE420AA0 | MCCB 125 A, 4 Pole, 25 kA, Adjustable O/L & Fixed S/C Settings, Thermal Magnetic Trip Unit (ATFM) – Siemens

The 3VM11123GE420AA0 is a high-performance Molded Case Circuit Breaker (MCCB) from Siemens, designed for reliable and efficient electrical protection in various applications. This MCCB is rated for a current of 125 A and features a 4-pole configuration, making it suitable for three-phase systems with neutral protection.

With a breaking capacity of 25 kA, this circuit breaker ensures robust protection against short circuits and overloads. It is equipped with a Thermal Magnetic Trip Unit (ATFM), which combines both thermal and magnetic tripping mechanisms for precise and reliable operation. The thermal trip unit provides adjustable overload (O/L) protection, allowing customization based on specific application requirements, while the magnetic trip unit offers fixed short-circuit (S/C) protection for immediate response to fault conditions.

The 3VM11123GE420AA0 is designed for ease of installation and maintenance, featuring a compact and durable construction. It is ideal for use in industrial, commercial, and infrastructure applications where dependable circuit protection is essential. Siemens’ commitment to quality and innovation ensures that this MCCB delivers superior performance and long-term reliability.

Key Features:

• Rated Current: 125 A
• Number of Poles: 4
• Breaking Capacity: 25 kA
• Trip Unit: Thermal Magnetic (ATFM)
• Overload Protection: Adjustable
• Short-Circuit Protection: Fixed
• Application: Industrial, Commercial, and Infrastructure

Applications:

This MCCB is suitable for a wide range of applications, including:

• Motor protection
• Distribution boards
• Power distribution systems
• Industrial control panels
• Commercial buildings

Benefits:

• High breaking capacity for enhanced safety
• Adjustable overload settings for flexibility
• Compact design for space-saving installation
• Reliable thermal magnetic trip unit for precise protection
• Durable construction for long service life