Siemens 3VA4170-4ED34-0AA0 molded case circuit breaker from the 3VA4 series is rated 70A and 480V, with 3 poles and a 25kA@480V interrupting rating. It has a 125-Frame, thermal magnetic trip, LI trip function, and fixed thermal and fixed magnetic settings. It features panelboard and switchboard mounting, a load lug terminal connection, standard protection, and UL approval. Height is 5.09 in, depth is 2.96 in, and weight is 2 lb.
How should I use the 70A rating when selecting this breaker?
The Siemens 3VA4170-4ED34-0AA0 has a rated current of 70A. Select this rating to coordinate with the circuit load, conductor ampacity and applicable overcurrent protection requirements.
How does the 480V rating guide circuit selection?
The rated voltage is 480V. Check the circuit's operating voltage when selecting the breaker, and evaluate the interrupting rating separately for the available fault current.
What does the 25kA interrupting rating at 480V mean for installation?
The breaker has a 25kA interrupting rating at 480V. For a 480V application, the available fault current at the installation point must not exceed that rating.
When should I choose a three-pole breaker?
A three-pole breaker is used where three circuit conductors require overcurrent protection, such as a three-phase circuit. Match the pole count to the circuit arrangement.
Can I adjust the thermal or magnetic trip response?
Both the thermal and magnetic trip characteristics are fixed. The thermal element responds to sustained overloads, while the magnetic element responds rapidly to short circuits. Choose it where fixed thermal-magnetic protection meets the circuit's protection requirements.
How is the load-side wiring connected?
The load-side connection uses a lug terminal. Plan for conductor termination at the load lug, with space for conductor routing and access during installation.
What physical dimensions should I consider when planning the installation?
This breaker uses a 125-Frame and measures 5.09 in high and 2.96 in deep. Use these dimensions when planning the enclosure layout, while allowing space for conductor routing and terminal access.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 5 reviews.
Siemens 3VA4160-4ED34-0AA0 - 60A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
7/27/26
SuperBreakers has you covered
SuperBreakers has you covered when you’re in a pinch and need breakers at the last minute. Their customer service is excellent, and the team consistently goes above and beyond to help. I highly recommend them!
RS
Rob S.
Verified Buyer
Reviewing
Siemens 3VA4150-6ED34-0AA0 - 50A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
4/8/26
50 amp breaker
Very helpful and arrived quickly.
JB
Josh B.
Verified Buyer
Reviewing
Siemens 3VA4130-4ED24-0AA0 - 30A 2 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
3/5/26
Breakers
Exactly as described. Quick shipping.
JL
Jeff L.
Verified Buyer
Reviewing
Siemens 3VA4120-6ED14-0AA0 - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
2/11/26
Better than new
Great condition and fast shipping
KC
Ken C.
Verified Buyer
Reviewing
Siemens 3VA4150-4ED34-0AA0 - 50A 3 Pole Molded Case Circuit Breaker