Built for heavy-duty industrial environments, this 1200A electronic trip circuit breaker provides configurable long-time and instantaneous (LI) protection. The panel-mount configuration integrates seamlessly into Siemens P5 panelboards, switchboards, and motor control centers. With a robust 65kAIC interrupting capacity at 480V, it offers superior coordination over standard thermal-magnetic units. This HACR-rated breaker comes equipped with lug terminals for secure phase connections.
What type of trip unit is equipped on the Siemens 3VA6712-6HL31-0AA0?
This breaker features an ETU320 electronic trip unit with adjustable long-time and instantaneous (LI) protection functions.
What is the adjustable range for the long-time overload protection on this 1200A breaker?
The continuous current setting can be adjusted from 500A up to the maximum 1200A rating, allowing for precise load matching.
What is the instantaneous short-circuit adjustment range for this trip unit?
The instantaneous pickup is adjustable from 1.5 to 10 times the rated current, providing a trip range of 1800A to 12000A.
Which Siemens equipment is compatible with the 3VA6712-6HL31-0AA0 breaker?
This 3VA67 frame breaker is designed for panel mount installation in Siemens P5 panelboards, switchboards, and motor control centers.
Is this 1200A circuit breaker HACR rated?
Yes, this molded case circuit breaker is HACR rated, making it suitable for protecting heating, air conditioning, and refrigeration circuits.
How does the electronic trip unit benefit system coordination compared to thermal-magnetic breakers?
The electronic trip unit provides highly accurate, adjustable settings for both overload and short-circuit protection, allowing panel builders to achieve tighter selective coordination and better system reliability.
What breaking capacity class does the 3VA6712-6HL31-0AA0 fall under?
It is classified as a Class H or medium breaking capacity breaker, delivering up to 65kA interrupting capacity at 480V and 35kA at 600V.
What applications are suitable for the LI trip functions on this breaker?
The long-time and instantaneous (LI) configuration is ideal for general line protection in industrial distribution where short-time delay or ground fault protection is not required.
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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.