3VA2712-5AB03-0AA0 | MCCB 1250 A, 3 Pole, 55 kA, O/L & S/C, Microprocessor Based Trip Unit ETU320 LI – Siemens

The 3VA2712-5AB03-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) from Siemens, designed for reliable and efficient protection of electrical circuits. This MCCB is rated for a current of 1250 A and features a 3-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 both overload (O/L) and short-circuit (S/C) conditions. The inclusion of a Microprocessor Based Trip Unit ETU320 LI enhances its functionality by providing precise and adjustable tripping characteristics, ensuring optimal protection tailored to specific load requirements.

The ETU320 LI trip unit offers advanced features such as long-time, short-time, and instantaneous protection settings, allowing for fine-tuned protection coordination. This makes the 3VA2712-5AB03-0AA0 an ideal choice for applications where reliable and selective protection is critical.

Designed and manufactured by Siemens, a leader in electrical engineering and automation, this MCCB guarantees high-quality performance, durability, and safety. It is suitable for use in distribution boards, motor control centers, and other electrical installations where dependable circuit protection is essential.

Key Features:

• Rated Current: 1250 A
• Number of Poles: 3
• Breaking Capacity: 55 kA
• Trip Unit: Microprocessor Based ETU320 LI
• Protection Features: Overload (O/L) and Short-Circuit (S/C)
• Brand: Siemens

Applications:

• Industrial power distribution systems
• Commercial building electrical systems
• Motor control centers
• Electrical panels and switchboards

The 3VA2712-5AB03-0AA0 is a versatile and reliable solution for ensuring the safety and efficiency of electrical systems, backed by Siemens’ reputation for innovation and quality.