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Siemens 3VA5120-6ED31-0AA0 Molded Case Circuit Breaker
- 20A
- 3 Pole
- Panel Mount
Siemens
3VA5120-6ED31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5120-6ED31-0AA0
Quantity
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Siemens 3VA5120-6ED31-0AA0 - 20A 3 Pole Molded Case Circuit Breaker
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Description
Built to handle demanding commercial and marine environments, this 3-pole 20A breaker utilizes a TM210 thermal-magnetic trip unit with fixed settings. The Siemens 3VA5120-6ED31-0AA0 mounts into P2, P3, P4, and P5 panelboards or switchboards when equipped with the proper hardware. It serves as a modern replacement for legacy HHED63B020 breakers. With a 65kAIC rating at 480VAC and current-limiting capabilities, it ensures superior protection against overloads and short circuits.Specifications
| Brand | Siemens |
|---|---|
| Series | 3VA5 |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 100kA @ 500VDC |
| Amperage Range | 20A |
|---|
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P2, P3, P4, P5 Panelboards, Switchboards, Enclosures |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Rotary Handle, Handle Tie, Padlock Attachment, Lug Kits, DIN Rail Adapter |
|---|---|
| Accessories | Nut Keeper |
| Standards | IEC 60947-2, UL 489, CSA C22.2 No. 5 |
| Approval | ABS, CE, CSA, DNV, EAC, Lloyd's, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Trip-Free Mechanism, High Interrupting Capacity |
Product FAQs
9 answersWhat legacy Siemens breaker does the 3VA5120-6ED31-0AA0 replace?
This 3VA5 series breaker serves as a modern replacement for legacy HHED63B020 circuit breakers.
Is the 3VA5120-6ED31-0AA0 rated for reverse feed applications?
Yes, Siemens 3VA5 thermal-magnetic trip circuit breakers are UL listed for reverse feed applications.
Can this breaker be used in direct current (DC) systems?
Yes, the 3VA5120-6ED31-0AA0 is rated for DC applications up to 500VDC with an interrupting capacity of 100kA.
How should the 3-pole 3VA5120-6ED31-0AA0 be wired for 500VDC applications?
For 500VDC systems, two poles must be connected in series on one leg of the supply circuit, with the third pole connected on the opposite leg.
Which Siemens panelboards are compatible with this breaker?
The 3VA5120-6ED31-0AA0 is designed for installation in Siemens P2, P3, P4, and P5 panelboards, as well as compatible switchboards and enclosures.
Is the 3VA5120-6ED31-0AA0 a current-limiting circuit breaker?
Yes, this breaker features current-limiting capabilities to provide enhanced protection against overloads and short circuits.
Is this breaker HACR rated?
Yes, the 3VA5120-6ED31-0AA0 is HACR rated, making it suitable for heating, air conditioning, and refrigeration equipment circuits.
What type of trip unit is installed in the 3VA5120-6ED31-0AA0?
This breaker utilizes a TM210 thermal-magnetic trip unit with fixed thermal and fixed magnetic settings for long-time and instantaneous (LI) protection.
What is the frame size of the 3VA5120-6ED31-0AA0?
This breaker is built on the Siemens 3VA51 frame, which has a maximum rating of 125 amps.
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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