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Siemens 3VA5170-4ED31-0AA0 Molded Case Circuit Breaker
- 70A
- 3 Pole
- Panel Mount
Siemens
3VA5170-4ED31-0AA0
Molded Case Circuit Breaker
Brand
Siemens
SKU
3VA5170-4ED31-0AA0
Quantity
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Siemens 3VA5170-4ED31-0AA0 - 70A 3 Pole Molded Case Circuit Breaker
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70A 3 Pole Molded Case Circuit Breaker
70A 3 Pole Molded Case Circuit Breaker
70A 3 Pole Molded Case Circuit Breaker
Description
Built for commercial and industrial applications, this 70A molded case circuit breaker delivers reliable protection for demanding electrical systems. It is engineered to handle heavy power distribution tasks with a robust 125A frame size. This unit mounts into Siemens 3VA panelboards and switchboards. It serves as a seamless replacement for legacy ED63B070 breakers when used with the appropriate mounting kit. Rated for 25 kAIC at 480V, it features a TM210 fixed thermal-magnetic trip unit.Specifications
| Brand | Siemens |
|---|---|
| Part Number | 3VA5170-4ED31-0AA0 |
| Series | 3VA5 |
| Amperage | 70A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC, 50kA @ 500VDC |
| 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, Motor Operator, Padlock Attachment, Handle Lock, DIN Rail Adapter |
|---|---|
| Accessories | None (No Lugs Included) |
| Standards | IEC 60947-2, UL 489, CSA C22.2 No. 5 |
| Approval | ABS, CE, CSA, EAC, IEC, UL, VDE |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism |
Product FAQs
8 answersWhat is the direct replacement for the legacy Siemens ED63B070 breaker?
The Siemens 3VA5170-4ED31-0AA0 is the modern equivalent and direct replacement for the obsolete 70A ED63B070. When retrofitting this into an older enclosure or panelboard, a 3VA mounting adapter kit may be required.
What is the maximum frame size for the 3VA5170-4ED31-0AA0?
This breaker is built on the Siemens 3VA51 frame, which has a 125A maximum capacity. It shares the same physical footprint as other 3VA51 breakers, allowing for standardized panel layouts.
Which trip unit is equipped on this 70A Siemens breaker?
It features the TM210 thermal-magnetic trip unit. Both the long-time overload (thermal) and instantaneous short-circuit (magnetic) settings are fixed and cannot be adjusted in the field.
Is the 3VA5170-4ED31-0AA0 compatible with residential plug-on load centers?
No, this is a panel mount breaker designed specifically for commercial Siemens 3VA panelboards and switchboards. It will not fit in standard residential load centers.
Is this 70A breaker rated for direct current (DC) applications?
Yes, the 3VA5170-4ED31-0AA0 is certified for use in DC systems up to 500VDC, delivering a 50kA interrupting rating for industrial and control applications.
Can the Siemens 3VA5170-4ED31-0AA0 be reverse fed?
Yes, this breaker features a reverse feed design. Line power can be connected to either the top or bottom terminals without affecting its protective functions.
Is this 3-pole breaker HACR rated?
Yes, it is HACR rated, making it suitable for protecting heating, air conditioning, and refrigeration equipment circuits.
Does this breaker offer current limiting capabilities?
Yes, the 3VA5170-4ED31-0AA0 is a current limiting circuit breaker. It is designed to clear faults rapidly, reducing the let-through energy and protecting downstream electrical components.
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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