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Siemens 3VA5190-5EC31-0AA0 Molded Case Circuit Breaker

  • 90A
  • 3 Pole
  • Panel Mount
Siemens 3VA5190-5EC31-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA5190-5EC31-0AA0
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  • 90A
  • 3 Pole
  • Panel Mount

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Siemens 3VA5190-5EC31-0AA0 - 90A 3 Pole Molded Case Circuit Breaker

Siemens 3VA5190-5EC31-0AA0 - 90A 3 Pole Molded Case Circuit Breaker

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$644.41 In Stock

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Description

Delivering high-performance circuit protection, the Siemens 3VA5190-5EC31-0AA0 is a 3-pole, 90A molded case circuit breaker. It is engineered for commercial facilities requiring elevated interrupting capacities. This breaker installs into Siemens 3VA panelboards and switchboards. It acts as a drop-in replacement for legacy ED63B090 models, simplifying maintenance and system upgrades without requiring complex modifications. The unit boasts a 35 kAIC rating at 480VAC and a TM230 trip unit.

Specifications

Key specifications
Brand Siemens
Part Number 3VA5190-5EC31-0AA0
Series 3VA5
Amperage 90A
Poles 3
Mounting Style Panel Mount
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 500VDC
Phase 3
AIC Rating 85kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 85kA @ 500VDC
Fit and installation
Terminal Type Lugs
For Use With Siemens 3VA Panelboards, Switchboards
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment, DIN Rail Adapter
Accessories None (Without connection)
Standards IEC 60947-2, UL 489
Approval CE, CSA, EAC, IEC, UL, VDE
Temp Rating -25C to 70C
Construction Features HACR Rated, Reverse Feed

Product FAQs

6 answers
Which legacy Siemens circuit breaker does the 3VA5190-5EC31-0AA0 replace?

This 3VA5 series breaker serves as a direct replacement for the discontinued Siemens ED63B090 molded case circuit breaker.

Which panelboards are compatible with the 3VA5190-5EC31-0AA0 circuit breaker?

This breaker is designed for seamless integration into Siemens 3VA panelboards and standard Siemens switchboards.

How does the TM230 trip unit function on the 3VA5190-5EC31-0AA0?

The TM230 thermal-magnetic trip unit provides Long-Time and Instantaneous (LI) protection. It features a fixed thermal setting for overload protection and an adjustable magnetic setting to fine-tune short-circuit response.

What is the frame size of the 3VA5190-5EC31-0AA0?

This breaker is built on the Siemens 3VA51 frame architecture, which has a maximum capacity of 125A, while this specific model is configured for a 90A continuous current.

What does the 0AA0 suffix mean in the 3VA5190-5EC31-0AA0 catalog number?

The 0AA0 suffix indicates that this is a standard configuration breaker. It does not include factory-installed internal accessories like auxiliary switches, alarm contacts, or shunt trips.

Can the 3VA5190-5EC31-0AA0 be reverse fed?

Yes, Siemens 3VA5 thermal-magnetic circuit breakers are UL listed for reverse feed applications, allowing line power to be connected to either the top or bottom terminals.

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Reviews

4.8
Rated 4.8 out of 5 stars
Based on 8 reviews
Rating
Ratings
8 reviews
  • EA
    Edward A.
    Verified Buyer
    Reviewing
    Siemens 3VA5112-5EC31-0AA0 - 125A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/11/26
    Quick Shipping

    Instock and quick free shipping over a $100

  • JF
    Justin F.
    Verified Buyer
    Reviewing
    Siemens 3VA5450-5EC31-0AA0 - 500A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/2/26
    SIEMENS BREAKER WAS SENT NEXT DAY...

    ORDER CAME WHEN IT WAS PROMISSED AND WAS CORRECT... HAPPY CUSTOMER.

    THANK YOU,

    JUSTIN

  • GM
    Gary M.
    Verified Buyer
    Reviewing
    Siemens 3VA5112-4EC31-0AA0 - 125A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    6/19/26
    Hard to find Siemens breaker

    Great product at a fair price

  • RJ
    Rene J.
    Verified Buyer
    Reviewing
    Siemens 3VA5212-6EF31-0AA0 - 125A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    4/13/26
    Siemens 3VA5212-6EF31-0AA0 

    Item arrived quickly and in perfect condition

  • DT
    DENNIS T.
    Verified Buyer
    Reviewing
    Siemens 3VA5220-6ED31-0AA0 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/15/26
    Breaker Purchase

    Great price and fast shipment