Siemens 3VA5112-4ED31-0AA0 Circuit Breaker 3VA5 UL Frame 125, 3-Pole, 125A Original Brand New
$948.70
High-performance 3VA5 UL Frame 125 molded case circuit breaker designed for reliable line protection. Featuring a 125A thermal-magnetic trip unit (TM210), this 3-pole breaker offers a 25 kA breaking capacity at 480V, ensuring safety and durability in industrial electrical systems.
Availability: In stock
Overview
The Siemens 3VA5112-4ED31-0AA0 is a high-performance 3VA5 UL molded case circuit breaker designed for reliable line protection in industrial and commercial electrical systems. Built with UL Frame 125 and Class S breaking capacity, this circuit breaker ensures dependable protection against overloads and short circuits at operating voltages up to 480 V.
Equipped with a TM210 trip unit, permanently set thermal and magnetic protection, and a 25 kA breaking capacity, this breaker delivers consistent performance without the need for additional connections or adjustments.
Benefit
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Reliable protection for industrial and commercial power distribution
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High short-circuit breaking capacity for enhanced system safety
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Maintenance-free settings reduce installation and setup time
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UL-certified design ensures compliance with North American standards
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Compact and robust construction for long service life
Function
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Overload Protection: Permanently set thermal protection (Ir = 125 A)
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Short-Circuit Protection: Fixed magnetic release (Ii = 10 × In)
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Line Protection: Ensures safe operation of connected electrical circuits
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Switching & Protection: Designed for dependable interruption of fault currents
Technical Specification
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Manufacturer: Siemens
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Product Number: 3VA5112-4ED31-0AA0
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Series: 3VA5
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Frame Size: UL Frame 125
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Rated Current (In): 125 A
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Poles: 3-Pole
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Breaking Capacity: 25 kA @ 480 V
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Protection Type: TM210, FTFM
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Overload Setting (Ir): 125 A (fixed)
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Short-Circuit Setting (Ii): 10 × In (fixed)
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Connection: Without connection
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| Weight | 0.968 kg |
|---|---|
| Dimensions | 35125254803-210.125125 × -10 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Molded-case circuit breaker |
| product designation / according to UL file | SEAS |
| Product version | System protection |
| design of the load switch / acc. to UL 489 / Heating, Air Conditioning, and Refrigeration circuit breaker (HACR Type) | Yes |
| design of the load switch / acc. to UL 489 / High-Intensity-Discharge circuit breaker (HID Type) | No |
| design of the load switch / acc. to UL 489 / Switching Duty circuit breaker (SWD Type) | No |
| design of the overcurrent release | TM210 |
| protection function of the overcurrent release | LI |
| number of poles | 3 |
| rated insulation voltage Ui | 800 V |
| Max. rated operational voltage Ue with DC | 500 V |
| power loss [W] / maximum | 30.1 W |
| Active power loss / for rated value of the current / at AC / in hot operating state / per pole | 10.03 W |
| mechanical service life (switching cycles) / typical | 20 000 |
| Electrical endurance (switching cycles) / at AC-1 / at 380/415 V 50/60 Hz | 8 000 |
| Electrical endurance (switching cycles) / at AC-1 / at 690 V 50/60 Hz | 4 000 |
| electrical endurance (switching cycles) / at 480 V | 8 000 |
| electrical endurance (switching cycles) / at 600 V | 4 000 |
| Neutral conductors / upgradeable/retrofittable | No |
| product function | – |
| ● communication function | No |
| ● other measurement function | No |
| marking / acc. to UL 489 / 100%-rated breaker | No |
| operational current | – |
| ● at 40 °C | 125 A |
| ● at 45 °C | 122 A |
| ● at 50 °C | 119 A |
| ● at 55 °C | 117 A |
| ● at 60 °C | 114 A |
| ● at 65 °C | 112 A |
| ● at 70 °C | 109 A |
| switching capacity class of the circuit breaker | S |
| breaking capacity maximum short-circuit current (Icu) | – |
| breaking capacity operating short-circuit current (Ics) | – |
| short-circuit current making capacity (Icm) | – |
| ● at 415 V | 75.6 kA |
| ● at 690 V | 7.5 kA |
| design of short-circuit protection | For switching power values in DC networks, see the 3VA molded case circuit breaker device manual; link to be found under Service & Support in the last chapter |
| breaking capacity current | – |
| ● at 240 V | 65 kA |
| ● at 480 V | 25 kA |
| ● at 600 Y/347 V | 14 kA |
| Adjustable response value current / lg min. | 125 A |
| Ground fault protection / tripping switchable / I2t=ON/OFF | No |
| height [in] | 5.51 in |
| Height | 140 mm |
| width [in] | 3 in |
| Width | 76.2 mm |
| depth [in] | 3.01 in |
| arrangement of electrical connectors / for main current circuit | Without connection |
| type of electrical connection / for main current circuit | Without |
| product component | – |
| ● undervoltage release | No |
| ● voltage trigger | No |
| ● trip indicator | No |
| number of CO contacts / for auxiliary contacts | 0 |
| product extension / optional / motor drive | Yes |
| protection class IP / on the front | IP40 |
| ambient temperature | – |
| ● during operation / minimum | -25 °C |
| ● during operation / maximum | 70 °C |
| ● during storage / minimum | -40 °C |
| ● during storage / maximum | 80 °C |
| reference code / acc. to IEC 81346-2 | Q |
| certificate of suitability / as approval for NAVAL (no combat vessels) / supplement SB | No |
| last modified: | 10/11/2021 |
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