Built for continuous high-demand loads, the Siemens 3VA6115-5KL31-2AA0 is a 150A, 3-pole molded case circuit breaker. It is specifically engineered as a 100% rated device for commercial and industrial power distribution networks. This unit mounts into Siemens P2 through P5 panelboards and motor control centers. It includes a nut keeper kit for secure terminations.
Siemens P2, P3, P4, P5 Panelboards, Switchboards, Motor Control Centers
Protection and operation
Trip Technology
Electronic Trip
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Adjustable
Standards and features
Available Options
Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Communication Module, Lugs
Accessories
Nut Keeper Kit
Standards
CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval
CE, CSA, cULus, IEC, UL, VDE
Temp Rating
-25C to 70C
Construction Features
100% Rated, HACR Rated, Current Limiting, Reverse Feed, Communication Capable, Metering Function, Digital Display
Product FAQs
7 answers
Is the Siemens 3VA6115-5KL31-2AA0 circuit breaker 100 percent rated?
Yes, this specific 3VA6 breaker is 100 percent rated. It can carry its full 150A continuous current rating without the standard 80 percent derating requirement when installed in an approved enclosure.
What is the adjustment range for the long-time trip function on this 150A breaker?
The ETU820 electronic trip unit allows the long-time continuous current setting to be adjusted from 60A up to the maximum 150A rating.
How is the instantaneous short-circuit protection adjusted on the 3VA6115-5KL31-2AA0?
The instantaneous trip setting is adjustable from 1.5 to 10 times the continuous current rating, providing an adjustable trip range of 225A to 1500A.
Does the 3VA6115-5KL31-2AA0 include built-in power metering?
Yes, the integrated ETU820 electronic trip unit features an LCD screen that provides local measurement value indication and power metering capabilities.
Which Siemens distribution equipment is compatible with this 3VA61 frame breaker?
This breaker is designed to be installed in Siemens P2, P3, P4, and P5 panelboards, as well as compatible Siemens switchboards and motor control centers.
Can I use standard 3VA61 accessories with the 3VA6115-5KL31-2AA0?
Yes, because it is built on the standard 150A 3VA61 frame, it accepts modular internal accessories like auxiliary switches and shunt trips designed for the 3VA61 series.
What are the advantages of the solid state electronic trip unit in this breaker?
The solid state ETU820 provides highly accurate and repeatable trip curves that are not affected by ambient temperature changes, ensuring reliable overload and short-circuit protection.
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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.