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Siemens 3VA5150-4ED31-0AA0 Molded Case Circuit Breaker
- 50A
- 3 Pole
- Panel Mount
Siemens
3VA5150-4ED31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5150-4ED31-0AA0
Quantity
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Siemens 3VA5150-4ED31-0AA0 - 50A 3 Pole Molded Case Circuit Breaker
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50A 3 Pole Molded Case Circuit Breaker
50A 3 Pole Molded Case Circuit Breaker
Description
Built for robust industrial applications, the Siemens 3VA5150-4ED31-0AA0 is a 3-pole, 50A molded case circuit breaker within the Sentron 3VA5 series. It mounts into Siemens 3VA panelboards and switchboards, while also serving as a drop-in substitute for the legacy ED43B050 to simplify upgrades. Equipped with a TM210 trip unit, it provides fixed long-time and instantaneous (LI) functions. It carries a 25kAIC rating at 480VAC and is HACR rated.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens 3VA Panelboards, Switchboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Lugs |
|---|---|
| Accessories | Lugs Not Included |
| Standards | IEC 60947-2, UL 489, HACR |
| Approval | CE, CSA, EAC, IEC, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, HID Rated |
Product FAQs
8 answersWhat legacy Siemens breaker does the 3VA5150-4ED31-0AA0 replace?
This 3VA5 series breaker serves as a modern replacement for the legacy Siemens ED43B050, simplifying panel upgrades and retrofits.
What is the breaking capacity class for this 3VA51 frame breaker?
The 3VA5150-4ED31-0AA0 features a Standard (Class S) breaking capacity, which provides a 25kA interrupting rating at 480VAC and 14kA at 600Y/347VAC.
What type of trip unit is equipped on the 3VA5150-4ED31-0AA0?
It includes a TM210 thermal-magnetic trip unit with fixed long-time (Ir) and fixed instantaneous (Ii) protection functions.
Can the trip settings be adjusted on this 50A breaker?
No, the TM210 trip unit on this model features fixed thermal and fixed magnetic settings that cannot be field-adjusted.
Is this Siemens 3VA5 breaker HACR rated?
Yes, this breaker is HACR rated, making it suitable for protecting heating, air conditioning, and refrigeration equipment circuits.
What is the maximum frame size for the 3VA5150-4ED31-0AA0?
This breaker is built on the Siemens 3VA51 frame, which supports a maximum capacity of 125A, though this specific unit is factory-rated for 50A.
Which panelboards are compatible with this 50A 3VA5 breaker?
It is designed specifically for installation in Siemens 3VA panelboards and switchboards.
What are the physical dimensions of the 3VA5150-4ED31-0AA0 breaker?
This 3-pole breaker measures approximately 5.5 inches in height, 3.0 inches in width, and 3.7 inches in depth.
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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