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3VA1340-5GE42-0AA0 | MCCB 400 A, 4 Pole, 55 kA, Adjustable O/L & Fixed S/C Settings, Thermal Magnetic Trip Unit (ATFM) – Siemens
The 3VA1340-5GE42-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) manufactured by Siemens, designed to provide reliable protection for electrical circuits. This MCCB is rated for a current of 400 A and features a 4-pole configuration, making it suitable for a wide range of industrial and commercial applications.
With a breaking capacity of 55 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 users to fine-tune the settings according to specific application requirements. The magnetic trip unit offers fixed short-circuit (S/C) protection, ensuring rapid response to fault conditions.
The 3VA1340-5GE42-0AA0 is designed for easy installation and maintenance, with a compact and durable construction that ensures long-term reliability. It is ideal for use in distribution boards, motor control centers, and other electrical systems where high-performance circuit protection is essential.
Key Features:
- Rated Current: 400 A
- Number of Poles: 4
- Breaking Capacity: 55 kA
- Trip Unit: Thermal Magnetic (ATFM)
- Overload Protection: Adjustable
- Short-Circuit Protection: Fixed
- Application: Industrial and Commercial
Applications:
The Siemens 3VA1340-5GE42-0AA0 MCCB is suitable for a variety of applications, including:
- Power distribution systems
- Motor control centers
- Industrial machinery
- Commercial buildings
- Data centers
Benefits:
- High breaking capacity for enhanced safety
- Adjustable overload settings for customized protection
- Compact design for space-saving installation
- Durable construction for long-term reliability
- Compliance with international standards
Product Data Sheet
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