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Siemens 3VA5140-4ED31-0AA0 Molded Case Circuit Breaker

  • 40A
  • 3 Pole
  • Panel Mount
Siemens 3VA5140-4ED31-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA5140-4ED31-0AA0
Select Item Condition
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  • 40A
  • 3 Pole
  • Panel Mount

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Siemens 3VA5140-4ED31-0AA0 - 40A 3 Pole Molded Case Circuit Breaker

Siemens 3VA5140-4ED31-0AA0 - 40A 3 Pole Molded Case Circuit Breaker

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$490.10 In Stock

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Description

Part of the SENTRON 3VA5 series, this 3-pole 40A breaker delivers reliable LI protection with a 25kAIC rating at 480VAC. The unit integrates seamlessly into Siemens P1, P2, and P3 panelboards, offering a streamlined upgrade path for older ED43B040 components. Designed with a fixed thermal and magnetic trip mechanism, it provides consistent performance for standard industrial applications. HACR rated and current limiting, this panel mount MCCB ensures robust system safety.

Specifications

Key specifications
Brand Siemens
Part Number 3VA5140-4ED31-0AA0
Series 3VA5
Amperage 40A
Poles 3
Mounting Style Panel Mount
Voltage 240VAC, 480VAC, 600Y/347VAC, 500VDC
Phase 3
AIC Rating 65kA @ 240VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC, 50kA @ 500VDC
Fit and installation
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Lugs, Handle Tie, Handle Lock, Padlock Attachment
Accessories None (Without Connection)
Standards IEC 60947-2, UL 489, HACR
Approval ABS, CCC, CE, CSA, DNV, EAC, GL, IEC, LRS, RCM, UL, VDE
Temp Rating -25C to 70C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism

Product FAQs

6 answers
What legacy Siemens breaker does the 3VA5140-4ED31-0AA0 replace?

This 3VA5 series breaker serves as the modern upgrade and direct replacement for the legacy Siemens ED43B040. It fits into the same Siemens P1, P2, and P3 panelboards.

Are load and line lugs included with the 3VA5140-4ED31-0AA0?

No, this specific catalog number indicates the breaker ships from the factory without lugs. Lugs or nut keepers must be sourced separately for field installation.

Is the 3VA5140-4ED31-0AA0 rated for reverse feed applications?

Yes, this 3VA5 thermal-magnetic molded case circuit breaker is UL listed for reverse feed installations.

How must the 3VA5140-4ED31-0AA0 be wired for 500V DC applications?

While rated for 50kA at 500V DC, applying this 3-pole breaker on 500V ungrounded DC systems requires connecting the power supply in a series or zig-zag configuration across all three poles.

What does the TM210 designation mean for this breaker's trip unit?

The TM210 designation indicates a thermal-magnetic trip unit with fixed thermal (overload) and fixed magnetic (short-circuit) settings, providing standard LI (Long-Time, Instantaneous) protection.

Which Siemens panelboards accept the 3VA5140-4ED31-0AA0?

This 3VA51 frame breaker is designed for seamless integration into Siemens P1, P2, and P3 panelboards.

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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