3VA2340-6HM42-0AA0 | MCCB 400 A, 4 Pole, 85 kA, O/L, S/C & E/F Settings, Microprocessor Trip Unit ETU330 LIG – Siemens

The 3VA2340-6HM42-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) manufactured by Siemens, designed for reliable and efficient electrical protection in industrial and commercial applications. This MCCB is rated for a current of 400 A and features a 4-pole configuration, making it suitable for three-phase systems with neutral protection.

With a breaking capacity of 85 kA, this circuit breaker ensures robust protection against short-circuit currents, safeguarding electrical systems and equipment from damage. It is equipped with a Microprocessor Trip Unit ETU330 LIG, which provides advanced protection features, including:

• Overload (O/L) Protection: Adjustable settings to protect against excessive current over time.
• Short-Circuit (S/C) Protection: Instantaneous tripping to prevent damage from high fault currents.
• Earth Fault (E/F) Protection: Detects and responds to ground faults, enhancing safety.

The ETU330 trip unit offers precise and customizable protection settings, ensuring optimal performance for a wide range of applications. Its microprocessor-based technology provides accurate fault detection and reliable operation, even in demanding environments.

This MCCB is designed for easy installation and maintenance, with a compact and durable construction that meets international standards. It is ideal for use in distribution boards, motor control centers, and other electrical systems requiring high-performance circuit protection.

Key Features:

• Rated Current: 400 A
• Number of Poles: 4
• Breaking Capacity: 85 kA
• Trip Unit: ETU330 LIG (Microprocessor-based)
• Protection Functions: Overload, Short-Circuit, and Earth Fault
• Compact and Robust Design
• Complies with International Standards

The 3VA2340-6HM42-0AA0 is a reliable and versatile solution for electrical protection, offering advanced features and superior performance for critical applications.