Siemens 3VA4110-5ED34-0AA0 molded case circuit breaker is rated 100A with 3 poles and 3 phases. Voltage ratings are 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC and 250VDC, with interrupting ratings of 18kAIC at 600Y/347VAC and 35kAIC at 480Y/277VAC. The thermal magnetic trip has fixed thermal and fixed magnetic settings with long-time and instantaneous functions. This SENTRON 3VA4 series breaker has a 3VA frame, panelboard and switchboard mounting, standard protection and load side lug terminals. It is HACR rated and has reverse feed construction. Approvals are CE, CSA, NOM and UL. Dimensions are 5.09 in high, 3 in wide and 2.96 in deep. The conductor range is 8 AWG - 3/0 AWG (Cu/Al).
How should I use the 100A rating when selecting this breaker?
The Siemens 3VA4110-5ED34-0AA0 has a rated current of 100A. Use that rating when coordinating breaker selection with the calculated load and conductor ampacity, rather than treating it as an instantaneous trip threshold.
Which system voltages can I select this breaker for?
Rated voltages are 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC and 250VDC. Match the circuit voltage and system configuration to the applicable rating; the Y-marked ratings apply to grounded-wye systems.
How do I check whether its interrupting rating is adequate?
Compare available fault current at the installation point with the interrupting rating for the applicable voltage: 35kAIC at 480Y/277VAC or 18kAIC at 600Y/347VAC. Available fault current must not exceed the applicable interrupting rating.
Can I adjust the overload or instantaneous trip settings?
The thermal and magnetic trip settings are fixed. The thermal element provides long-time overload protection, while the magnetic element provides instantaneous response to high fault current. Select it where fixed trip behavior suits the protection requirements.
What conductors can I terminate on the load side?
The conductor range is 8 AWG through 3/0 AWG, copper or aluminum, with a load-side lug connection. Select conductors within that range and coordinate their ampacity with the circuit requirements.
What does HACR rated mean for equipment protection?
HACR means heating, air conditioning and refrigeration. The HACR rating is relevant when that equipment calls for HACR-rated circuit protection; select the breaker using the equipment's electrical requirements as well as its current and voltage ratings.
How much physical space should I allow for the breaker body?
The breaker measures 5.09 in high, 3 in wide and 2.96 in deep. Use these body dimensions when planning component layout and installation space.
What temperature range should I consider for the installation location?
The operating-temperature range is -25C to 70C. Use this range when evaluating ambient conditions at the breaker location, including heat within the enclosure.
Can this breaker be reverse-fed?
Yes. The reverse-feed feature allows incoming power to connect to the load side, so you can use that feed direction when planning the installation.
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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