Siemens 3VA5450-5EC61-0AA0 Molded Case Circuit Breaker
- 500A
- 2 Pole
- Panel Mount
Siemens
3VA5450-5EC61-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5450-5EC61-0AA0
Quantity
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Siemens 3VA5450-5EC61-0AA0 - 500A 2 Pole Molded Case Circuit Breaker
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Description
Configured as a two-pole device within a three-pole housing, the Siemens 3VA5450-5EC61-0AA0 delivers 500A of thermal-magnetic protection. It features a TM230 trip unit with fixed thermal and adjustable magnetic settings for precise system coordination. This MCCB installs into Siemens 3VA panelboards and can replace legacy LD62B500 breakers when paired with the appropriate retrofit kit. It is also compatible with P4 and P5 panelboards. The Class M breaker is rated 35kA at 480VAC.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 500A |
| Poles | 2 |
| Mounting Style | Panel Mount |
| Voltage | 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480VAC, 18kA @ 600VAC |
| Frame Type | 3VA54 |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens 3VA Panelboards, Siemens P4/P5 Panelboards (with kit), Switchboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator |
|---|---|
| Accessories | None (Lugs sold separately) |
| Standards | IEC 60947-2, UL 489, CSA C22.2 No. 5 |
| Approval | CE, CSA, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, 2-Pole in 3-Pole Housing |
Product FAQs
6 answersWhat panelboards are compatible with the Siemens 3VA5450-5EC61-0AA0?
This breaker is designed for use in Siemens 3VA panelboards and switchboards. It can also be installed in Siemens P4 and P5 panelboards when using the appropriate mounting kit.
Can the 3VA5450-5EC61-0AA0 replace older Siemens breakers?
Yes, this 3VA54 frame breaker can replace legacy Siemens LD62B500 circuit breakers when paired with the correct retrofit mounting kit.
Does the 3VA5450-5EC61-0AA0 come with terminal lugs installed?
No, the 0AA0 suffix in the catalog number indicates this breaker is supplied without lugs. Terminal lugs must be purchased and installed separately based on your specific wire size requirements.
How is the TM230 trip unit configured on this breaker?
The TM230 thermal magnetic trip unit provides fixed thermal protection for overloads and adjustable magnetic protection for instantaneous short circuits.
How is this 2-pole breaker physically configured for mounting?
The 3VA5450-5EC61-0AA0 is built as a 2-pole device housed within a standard 3-pole 3VA54 frame. This allows it to fit standard 3-pole mounting spaces in compatible Siemens panels.
Is this breaker rated for DC applications?
Yes, in addition to its AC ratings up to 600VAC, this breaker is rated for use in DC circuits up to 250VDC.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 9 reviews.
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Rating
9 reviews
- MRMark R.Verified BuyerReviewingSiemens 3VA5290-5EC31-0AA0 - 90A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/6/26Breaker from SuperBreakers
SuperBreakers had what I needed and got it to me very Fast.
- EAEdward A.Verified BuyerReviewingSiemens 3VA5112-5EC31-0AA0 - 125A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/11/26Quick Shipping
Instock and quick free shipping over a $100
- JFJustin F.Verified BuyerReviewingSiemens 3VA5450-5EC31-0AA0 - 500A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/2/26SIEMENS BREAKER WAS SENT NEXT DAY...
ORDER CAME WHEN IT WAS PROMISSED AND WAS CORRECT... HAPPY CUSTOMER.
THANK YOU,
JUSTIN
- GMGary M.Verified BuyerRated 4 out of 5 stars6/19/26Hard to find Siemens breaker
Great product at a fair price
- RJRene J.Verified BuyerReviewingSiemens 3VA5212-6EF31-0AA0 - 125A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars4/13/26Siemens 3VA5212-6EF31-0AA0
Item arrived quickly and in perfect condition