Part of the SENTRON 3VA6 series, this 3-pole, 150A MCCB is engineered for demanding commercial and industrial applications. The breaker mounts into Siemens P2, P3, P4, and P5 panelboards, switchboards, and motor control centers. It includes a nut keeper kit for secure connections. Delivering 100 kAIC at 480V, it utilizes an ETU350 electronic trip unit with adjustable long-time, short-time, and instantaneous (LSI) functions for precise system coordination.
What is the adjustable continuous current range for this 150A breaker?
The integrated ETU350 LSI electronic trip unit allows the long-time continuous current (Ir) to be adjusted from 60A to 150A.
Which Siemens panelboards accept the 3VA6115-7HN31-0AA0 breaker?
This 3VA61 frame circuit breaker is compatible with Siemens P2, P3, P4, and P5 panelboards, as well as Siemens switchboards and motor control centers.
What breaking capacity class does this 3VA6 breaker fall under?
This breaker features a Class C (Very High) breaking capacity, delivering a 100kA interrupting rating at 480VAC and 35kA at 600VAC.
Is the 3VA6115-7HN31-0AA0 suitable for reverse feed installations?
Yes, Siemens 3VA6 molded case circuit breakers with electronic trip units are UL listed for reverse feed applications.
What specific protection functions does the ETU350 trip unit provide?
The ETU350 is an LSI electronic trip unit, meaning it provides adjustable Long-Time (overload), Short-Time (short circuit), and Instantaneous protection for precise system coordination.
Does this circuit breaker include ground fault equipment protection?
No, this model features an LSI trip unit. It does not include the Ground Fault (G) protection found in LSIG variants.
What is the physical frame size of this Siemens breaker?
The 3VA6115-7HN31-0AA0 is built on the Siemens 3VA61 frame, which is the standard 150A frame size for the 3VA6 series.
Can this breaker be used in 50Hz and 60Hz systems?
Yes, Siemens 3VA6 molded case circuit breakers are rated for use on both 50Hz and 60Hz AC electrical systems.
What is the ambient operating temperature range for this circuit breaker?
This breaker has an ambient operating temperature rating of -25 to 70 degrees Celsius.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 2 reviews.
Siemens 3VA6225-5HL31-0AA0 - 250A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
10/2/25
Smooth Transaction, Great Seller, Solid product
I've ordered from SuperBreakers a couple times over the years. They have great customer service, knowledgeable employees, and I got my breaker in the expected timeline. I HIGHLY RECOMMEND this shop if you are a fellow circuit breaker enthusiast!
Siemens makes a reliable product. Y'all already know.