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Siemens 3VA5290-5EC31-0AA0 Molded Case Circuit Breaker
- 90A
- 3 Pole
- Panel Mount
Siemens
3VA5290-5EC31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5290-5EC31-0AA0
Quantity
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Siemens 3VA5290-5EC31-0AA0 - 90A 3 Pole Molded Case Circuit Breaker
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90A 3 Pole Molded Case Circuit Breaker
90A 3 Pole Molded Case Circuit Breaker
90A 3 Pole Molded Case Circuit Breaker
Description
Engineered for commercial and industrial power distribution, the Siemens 3VA5290-5EC31-0AA0 is a 3-pole, 90A molded case circuit breaker built on the robust 250A frame. It delivers reliable line protection for demanding electrical systems. This unit installs into Siemens P1, P2, and P3 panelboards, as well as SB switchboards. It also serves as a drop-in replacement for legacy FXD63B090 breakers. Rated for 35kAIC at 480VAC, it features a TM230 trip unit with adjustable magnetic protection.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 90A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 750VDC |
| Phase | 3 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480VAC, 18kA @ 600VAC, 50kA @ 750VDC |
| Frame Type | 3VA52 |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards, SB Switchboards, Motor Control Centers |
| 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, Padlock Attachment, Handle Lock |
|---|---|
| Accessories | None (Nut Keeper) |
| Standards | IEC 60947-2, UL 489, HACR |
| Approval | CE, CSA, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip |
Product FAQs
7 answersCan the 3VA5290-5EC31-0AA0 replace older Siemens breakers?
Yes, this 3VA5 series breaker serves as a direct drop-in replacement for legacy Siemens FXD63B090 molded case circuit breakers.
Which Siemens enclosures are compatible with the 3VA5290-5EC31-0AA0?
This breaker is designed to install into Siemens P1, P2, and P3 panelboards, as well as SB switchboards and motor control centers.
What frame size does the 3VA5290-5EC31-0AA0 utilize?
It is built on the robust Siemens 3VA52 frame, which is a 250A frame size, while being factory calibrated for a maximum continuous current of 90A.
Is this 3VA52 frame breaker rated for reverse feed applications?
Yes, Siemens 3VA5 thermal magnetic circuit breakers are UL listed for reverse feed installations.
How is the trip unit configured on this breaker?
It features a thermal magnetic trip unit with Long-Time and Instantaneous (LI) functions, utilizing a fixed thermal setting and an adjustable magnetic pickup.
What breaking capacity class does the 3VA5290-5EC31-0AA0 fall under?
This breaker features a Class M (Medium) breaking capacity, delivering a 35kA interrupting rating at 480VAC and 18kA at 600VAC.
Can this 90A breaker be applied to DC electrical systems?
Yes, it is rated for direct current applications up to 750VDC, where it provides a 50kA interrupting capacity. Proper pole wiring is required based on the system voltage.
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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