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Siemens 3VA5180-4ED21-0AA0 Molded Case Circuit Breaker
- 80A
- 2 Pole
- Panel Mount
Siemens
3VA5180-4ED21-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5180-4ED21-0AA0
Quantity
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Siemens 3VA5180-4ED21-0AA0 - 80A 2 Pole Molded Case Circuit Breaker
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Description
Designed for 480V systems, the Siemens 3VA5180-4ED21-0AA0 is a 2-pole, 80A molded case circuit breaker. It ensures reliable power distribution and equipment protection in commercial facilities. This breaker mounts into Siemens 3VA switchboards and panelboards. It also serves as a replacement for discontinued ED42B080 breakers in legacy P1, P2, and P3 panels when equipped with an adapter. The unit features a TM210 trip unit with fixed thermal and magnetic settings, delivering 25kA at 480VAC.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 80A |
| Poles | 2 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC |
| Phase | 1 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens 3VA Panelboards, Switchboards, P1/P2/P3 Panelboards (with adapter) |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Rotary Handle, Padlock Attachment |
|---|---|
| Accessories | None (Without Connection) |
| Standards | IEC 60947-2, UL 489, CSA C22.2 No. 5 |
| Approval | CE, CSA, EAC, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed |
Product FAQs
7 answersWhich panelboards are compatible with the Siemens 3VA5180-4ED21-0AA0?
This breaker is designed for direct installation in Siemens 3VA panelboards and switchboards. It can also be retrofitted into legacy Siemens P1, P2, and P3 panelboards when equipped with the appropriate branch mounting adapter kit.
Can the 3VA5180-4ED21-0AA0 replace older Siemens ED frame breakers?
Yes, the 3VA51 frame is the modernized replacement for legacy Siemens ED frame circuit breakers. When used with the correct mounting hardware, it can replace older 80A, 2-pole breakers like the ED42B080 in existing distribution equipment.
What is the frame size of the 3VA5180-4ED21-0AA0?
This breaker belongs to the Siemens 3VA51 frame group, which has a maximum frame rating of 125 amps.
What type of trip unit is installed in this breaker?
It features a TM210 thermal-magnetic trip unit with fixed thermal and fixed magnetic settings. This provides standard LI (Long-Time and Instantaneous) protection for reliable overload and short-circuit clearing.
Can the trip settings on the 3VA5180-4ED21-0AA0 be adjusted in the field?
No, this breaker is equipped with a TM210 trip unit that features fixed thermal and fixed magnetic settings. The trip curve cannot be adjusted in the field.
Do I need a special adapter to install this breaker in a P1, P2, or P3 panelboard?
Yes, installing a 3VA51 frame breaker into legacy Siemens P1, P2, or P3 panelboards requires a specific branch breaker mounting kit or strap designed to adapt the 3VA series to older busbar configurations.
What breaking capacity class does this 3VA5 breaker fall under?
The 3VA5180-4ED21-0AA0 features a Class S breaking capacity, which provides a standard interrupting rating of 25kA at 480VAC.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 8 reviews.
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Rating
8 reviews
- 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
- DTDENNIS T.Verified BuyerReviewingSiemens 3VA5220-6ED31-0AA0 - 200A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/15/26Breaker Purchase
Great price and fast shipment