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Siemens 3VA5280-5EC31-0AA0 Molded Case Circuit Breaker
- 80A
- 3 Pole
- Panel Mount
Siemens
3VA5280-5EC31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5280-5EC31-0AA0
Quantity
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Siemens 3VA5280-5EC31-0AA0 - 80A 3 Pole Molded Case Circuit Breaker
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Description
The 3VA5280-5EC31-0AA0 is an 80A, 3-pole molded case circuit breaker from the Siemens SENTRON line. Built on the 250A frame, it provides reliable long-time and instantaneous (LI) protection for industrial systems. This panel-mount MCCB installs into Siemens P2 and P3 panelboards. It also serves as a drop-in replacement for legacy FXD63B080 breakers.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 80A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 18kA @ 600VAC |
| Frame Type | 3VA52 |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P2, P3 Panelboards, Switchboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Handle Lock, Padlock Attachment, Busbar System, Lug Kits |
|---|---|
| Accessories | Nut Keeper |
| Standards | IEC 60947-2, UL 489 |
| Approval | ABS, CE, CSA, EAC, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed |
Product FAQs
7 answersCan the 3VA5280-5EC31-0AA0 replace older Siemens FD frame breakers?
Yes, this 3VA52 frame circuit breaker serves as a direct replacement for legacy Siemens FXD63B080 breakers.
Which Siemens panelboards are compatible with the 3VA5280-5EC31-0AA0?
This molded case circuit breaker is designed for installation in Siemens P2 and P3 panelboards, as well as compatible Siemens switchboards.
How is the trip unit configured on the 3VA5280-5EC31-0AA0?
It features a TM230 thermal-magnetic trip unit with Long-Time and Instantaneous (LI) functions. The thermal overload protection is fixed at 80A, while the magnetic short-circuit protection is adjustable.
Is the Siemens 3VA5280-5EC31-0AA0 suitable for reverse feed applications?
Yes, Siemens 3VA5 thermal-magnetic circuit breakers are UL listed for reverse feed applications.
Is the 3VA5280-5EC31-0AA0 HACR rated?
Yes, this circuit breaker is HACR rated, making it suitable for protecting heating, air conditioning, and refrigeration equipment circuits.
What is the maximum frame capacity for the 3VA5280-5EC31-0AA0?
This breaker is built on the Siemens 3VA52 frame, which supports a maximum current capacity of 250 amps. This specific unit is factory configured for 80 amps.
What is the operating temperature range for the 3VA5280-5EC31-0AA0?
This circuit breaker has an operating temperature range of -25 to 70 degrees Celsius (-13 to 158 degrees Fahrenheit).
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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