3VA1140-5MH32-0AA0 | MCCB 40 A, 3 Pole, 55 kA, Adjustable S/C, Magnetic Trip Unit, For Motor Starter Protection – Siemens

Product Overview

The 3VA1140-5MH32-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) manufactured by Siemens. Designed for robust motor starter protection, this MCCB ensures reliable operation in demanding industrial environments. With a rated current of 40 A and a breaking capacity of 55 kA, it provides superior short-circuit protection and operational safety.

Key Features

• Rated Current: 40 A
• Number of Poles: 3 Pole
• Breaking Capacity: 55 kA
• Trip Unit: Magnetic Trip Unit
• Adjustable Short-Circuit Protection: Yes
• Application: Motor Starter Protection
• Brand: Siemens

Technical Specifications

Applications

The 3VA1140-5MH32-0AA0 is specifically designed for motor starter protection in industrial and commercial applications. It is ideal for use in:

• Motor control centers
• Industrial machinery
• Power distribution systems
• HVAC systems
• Pump and compressor systems

Benefits

• High breaking capacity ensures reliable protection against short circuits.
• Adjustable short-circuit protection allows for customized settings based on application requirements.
• Magnetic trip unit provides precise and fast response to overload conditions.
• Durable design ensures long service life in harsh environments.
• Complies with international standards for safety and performance.

Compliance and Standards

The 3VA1140-5MH32-0AA0 complies with the following international standards:

• IEC 60947-2
• UL 489
• CSA C22.2 No. 5

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