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Siemens 3VA5145-6ED11-0AA0 Molded Case Circuit Breaker

  • 45A
  • 1 Pole
  • Panel Mount
Siemens 3VA5145-6ED11-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA5145-6ED11-0AA0
Select Item Condition
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  • 45A
  • 1 Pole
  • Panel Mount

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Siemens 3VA5145-6ED11-0AA0 - 45A 1 Pole Molded Case Circuit Breaker

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$319.00 In Stock

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Description

Built for commercial environments, the Siemens 3VA5145-6ED11-0AA0 is a 1-pole molded case circuit breaker from the SENTRON 3VA5 series. This panel mount MCCB installs into Siemens P1 panelboards. It functions as a drop-in replacement for discontinued ED41B045 and HED41B045 breakers, allowing for easy modernization of existing systems. The breaker incorporates a TM210 thermal-magnetic trip unit with fixed settings. It provides a Class H breaking capacity of 50kA at 277V.

Specifications

Key specifications
Brand Siemens
Series 3VA5
Amperage 45A
Poles 1
Mounting Style Panel Mount
Voltage 120VAC, 277VAC, 125VDC, 347VAC
Phase 1
AIC Rating 100kA @ 120VAC, 50kA @ 277VAC, 50kA @ 125VDC, 14kA @ 347VAC
Fit and installation
Frame Type 3VA51
Terminal Type Lugs
For Use With Siemens P1 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 Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment, DIN Rail Adapter, Lug Kits
Accessories None (Supplied without lugs)
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval ABS, CE, CSA, EAC, UL, VDE
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Reverse Feed, High Interrupting Capacity

Product FAQs

6 answers
Which panelboards are compatible with the 3VA5145-6ED11-0AA0 circuit breaker?

This 1-pole breaker is designed for installation in Siemens P1 panelboards.

What is the frame size of the 3VA5145-6ED11-0AA0?

This breaker is built on the Siemens 3VA51 frame, which supports a maximum continuous current of 125 amps, although this specific unit is factory-set with a 45-amp trip rating.

Can I adjust the trip settings on the 3VA5145-6ED11-0AA0?

No, this breaker is equipped with a TM210 thermal-magnetic trip unit that features fixed long-time (thermal) and fixed instantaneous (magnetic) trip functions.

What does the Class H designation mean for this 3VA5 breaker?

The number 6 in the 3VA5145-6ED11-0AA0 catalog number indicates a High (Class H) breaking capacity. For this 1-pole breaker, it provides a 50kA interrupting rating at 277V AC and 14kA at 347V AC.

Can the 3VA5145-6ED11-0AA0 be used in DC applications?

Yes, in addition to its AC ratings, this breaker is rated for 125V DC applications with a 50kA interrupting capacity.

What UL standard does the 3VA5145-6ED11-0AA0 meet?

This molded case circuit breaker is UL 489 listed, ensuring it meets the safety requirements for low-voltage power distribution and branch circuit protection.

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Reviews

4.8
Rated 4.8 out of 5 stars
Based on 9 reviews
Rating
Ratings
9 reviews
  • MR
    Mark R.
    Verified Buyer
    Reviewing
    Siemens 3VA5290-5EC31-0AA0 - 90A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/6/26
    Breaker from SuperBreakers

    SuperBreakers had what I needed and got it to me very Fast.

  • 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