The 3VA6340-5HL31-0AA0 is a 3-pole, 400A MCCB from Siemens' Sentron 3VA6 family, built for commercial and industrial power distribution. This panel-mount breaker installs into Siemens P4 and P5 panelboards or switchboards. It features a Class M breaking capacity and standard lug terminals. Rated 35 kAIC at 480V, it utilizes an ETU320 electronic trip unit with adjustable long-time and instantaneous (LI) settings for precise coordination.
Which Siemens panelboards accept the 3VA6340-5HL31-0AA0 circuit breaker?
This 400A molded case circuit breaker is designed for installation in Siemens P4 and P5 panelboards, as well as compatible Siemens switchboards.
What specific trip unit is equipped on the 3VA6340-5HL31-0AA0?
This breaker features a solid state ETU320 electronic trip unit. It provides adjustable Long-Time (L) and Instantaneous (I) protection settings to allow for precise coordination in commercial and industrial power systems.
What breaking capacity class does the 3VA6340-5HL31-0AA0 fall under?
This breaker features a Class M (Medium) breaking capacity, delivering a 35kA interrupting rating at 480V AC and 100kA at 240V AC.
What frame size designation applies to the 3VA6340-5HL31-0AA0?
This unit belongs to the Siemens 3VA63 frame size, which encompasses 3VA6 series molded case circuit breakers with a maximum continuous current rating of 400 amps.
What wire size range do the standard lugs for the 3VA63 400A frame accept?
When equipped with standard single-cable aluminum or copper body lugs, such as the 3VA9373-0JB13 or 3VA9373-0JD13 kits, this breaker accepts wire sizes from 1 AWG to 600 kcmil.
What safety and performance standards does this 3VA6 series breaker meet?
The 3VA6340-5HL31-0AA0 is globally certified for reliable line protection, meeting UL 489, CSA C22.2 No. 5, and IEC 60947-2 standards for molded case circuit breakers.
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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.