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Siemens 3VA5150-5ED31-0AA0 Molded Case Circuit Breaker
- 50A
- 3 Pole
- Panel Mount
Siemens
3VA5150-5ED31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5150-5ED31-0AA0
Quantity
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Siemens 3VA5150-5ED31-0AA0 - 50A 3 Pole Molded Case Circuit Breaker
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Description
Representing the Siemens SENTRON 3VA5 family, this 3-pole MCCB provides commercial system protection. Built on the 125A frame, it utilizes a TM210 fixed thermal and fixed magnetic (FTFM) trip unit. Engineered for panel mount installations, it integrates into Siemens 3VA and P1 panelboards. It serves as a drop-in replacement for legacy ED63B050 breakers. This unit is supplied without lugs. Rated 35kAIC at 480V, it features a current-limiting design and reverse feed capability.Specifications
| Brand | Siemens |
|---|---|
| Part Number | 3VA5150-5ED31-0AA0 |
| Series | 3VA5 |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens 3VA Panelboards, Siemens P1 Panelboards (with adapter), Switchboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Auxiliary Switch, Shunt Trip, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator |
|---|---|
| Accessories | None (No Lugs Included) |
| Standards | IEC 60947-2, UL 489, HACR |
| Approval | CE, CSA, EAC, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, HID Rated, Reverse Feed |
Product FAQs
8 answersWhat panelboards are compatible with the 3VA5150-5ED31-0AA0?
This 3-pole breaker is designed for use in Siemens 3VA panelboards, switchboards, and Siemens P1 panelboards when equipped with the correct mounting adapter.
Do I need an adapter to install this breaker in a Siemens P1 panelboard?
Yes, installing the 3VA5150-5ED31-0AA0 into a Siemens P1 panelboard requires a specific mounting adapter kit designed for 3VA frames.
What is the frame size of the 3VA5150-5ED31-0AA0 circuit breaker?
This breaker is built on the Siemens 3VA51 frame, which has a 125A maximum capacity. This specific model is factory-configured with a 50A fixed thermal-magnetic trip unit.
What are the short-circuit interrupting ratings for this 3VA5 breaker?
It features a medium breaking capacity with interrupting ratings of 85kA at 240V AC, 35kA at 480V AC, and 18kA at 600Y/347V AC.
What type of trip unit does the 3VA5150-5ED31-0AA0 use?
It is equipped with a TM210 thermal-magnetic trip unit. Both the long-time (thermal) and instantaneous (magnetic) trip functions are fixed and non-adjustable.
How is the 3VA5150-5ED31-0AA0 mounted?
This is a panel-mount, feed-thru circuit breaker designed to be bolted directly into compatible Siemens distribution panels or switchboards.
Can the 3VA5150-5ED31-0AA0 be used in DC electrical systems?
Yes, in addition to its AC ratings, this breaker is rated for use in DC applications up to 500V DC.
What does the LI designation mean for this Siemens breaker?
The LI code indicates the breaker provides Long-Time (L) protection against overloads and Instantaneous (I) protection against short circuits.
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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