Siemens 3VA5110-4EF31-0AA0 Molded Case Circuit Breaker
- 100A
- 3 Pole
- Panel Mount
Siemens
3VA5110-4EF31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5110-4EF31-0AA0
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Siemens 3VA5110-4EF31-0AA0 - 100A 3 Pole Molded Case Circuit Breaker
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100A 3 Pole Molded Case Circuit Breaker
100A 3 Pole Molded Case Circuit Breaker
100A 3 Pole Molded Case Circuit Breaker
Description
Built for demanding industrial environments, this 3-pole 100A MCCB is part of the Siemens SENTRON 3VA5 family. It delivers reliable long-time and instantaneous (LI) protection. Designed for panel mount installations, it fits Siemens P2 through P5 panelboards. With the appropriate mounting kit, it can also replace legacy ED63B100 breakers. The TM240 trip unit offers both adjustable thermal and magnetic settings for maximum flexibility. This Class S breaker provides a 25kAIC rating at 480V.Specifications
| Brand | Siemens |
|---|---|
| Part Number | 3VA5110-4EF31-0AA0 |
| Series | 3VA5 |
| Amperage | 100A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480Y/277VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC, 25kA @ 500VDC |
| Amperage Range | 70-100A |
|---|
| 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 | Adjustable Thermal, Adjustable 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 | None (No Lugs Included) |
| Standards | CSA C22.2 No. 5, HACR Rated, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Trip-Free Mechanism |
Product FAQs
6 answersWhat type of trip unit is installed in the 3VA5110-4EF31-0AA0?
This breaker is equipped with a TM240 ATAM (Adjustable Thermal, Adjustable Magnetic) trip unit. The continuous current (Ir) can be adjusted from 80A to 100A, and the instantaneous short-circuit pickup (Ii) is adjustable from 500A to 1000A.
Are terminal lugs included with this circuit breaker?
No, the 0AA0 suffix in the catalog number indicates that this breaker is supplied without lugs. Lug kits or nut keeper kits must be purchased separately based on your specific wire size and termination requirements.
Which Siemens panelboards accept the 3VA5110-4EF31-0AA0?
This breaker is compatible with Siemens P2, P3, P4, and P5 panelboards, as well as Siemens switchboards and enclosures. Note that a specific 3VA mounting strap or hardware kit is required depending on the panel type.
Can this 3VA5 breaker replace legacy Siemens ED-frame breakers?
Yes, the 3VA51 frame is the modern replacement for legacy Siemens ED-frame breakers, such as the ED43B100. When upgrading an existing panel, you will need the appropriate 3VA retrofit mounting kit to adapt the new breaker footprint.
Is the 3VA5110-4EF31-0AA0 suitable for DC voltage systems?
Yes, this molded case circuit breaker is rated for use in DC applications up to 500VDC, where it provides a 25kA interrupting rating.
Does this breaker carry an HACR rating?
Yes, the 3VA5110-4EF31-0AA0 is HACR rated, making it fully approved for protecting heating, air conditioning, and refrigeration equipment circuits. It also carries a UL 489 listing.
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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