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Siemens 3VA5280-6EC31-0AA0 Molded Case Circuit Breaker
- 80A
- 3 Pole
- Panel Mount
Siemens
3VA5280-6EC31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5280-6EC31-0AA0
Quantity
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Siemens 3VA5280-6EC31-0AA0 - 80A 3 Pole Molded Case Circuit Breaker
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80A 3 Pole Molded Case Circuit Breaker
80A 3 Pole Molded Case Circuit Breaker
80A 3 Pole Molded Case Circuit Breaker
Description
Engineered for commercial and industrial applications, this 80A molded case circuit breaker provides reliable long-time and instantaneous (LI) protection. The unit features a fixed thermal and adjustable magnetic trip mechanism for precise coordination. Designed to mount into Siemens P2 and P3 panelboards, it serves as a modern replacement for legacy HFD63B080 frames. Rated for 65kA interrupting capacity at 480VAC, this current-limiting device is HACR rated and supports reverse feed.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 80A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 750VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 85kA @ 750VDC |
| 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
6 answersWhich legacy Siemens circuit breaker does the 3VA5280-6EC31-0AA0 replace?
This 3VA5 series breaker serves as a modern replacement for the legacy Siemens HFD63B080 circuit breaker.
Is the 3VA5280-6EC31-0AA0 suitable for HVAC equipment?
Yes, this breaker is HACR rated, meaning it is certified for use with heating, air conditioning, and refrigeration equipment.
What specific trip unit is installed in the 3VA5280-6EC31-0AA0?
It is equipped with a TM230 thermal-magnetic trip unit. The thermal overload protection is fixed at 80A, while the magnetic short-circuit protection is adjustable from 5 to 10 times the continuous current rating.
Can the 3VA5280-6EC31-0AA0 be reverse fed?
Yes, this molded case circuit breaker supports reverse feed applications, allowing power to be supplied from either the top or bottom terminals.
What is the maximum frame size for the 3VA52 designation?
The 3VA52 frame is a 250A maximum frame size, though this specific breaker is factory-configured with an 80A continuous current rating.
What UL standard does the 3VA5280-6EC31-0AA0 meet?
It is certified to the UL 489 standard for molded case circuit breakers used in low-voltage power distribution.
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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