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This Siemens 3VA5112-6EC32-1AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features an operational current rating of 125A at 40°C, with derated values at higher temperatures up to 70°C.
The circuit breaker provides a breaking capacity of 65kA at 480V and 690V operating voltage. It utilizes the TM230 overcurrent release with LI protection function. The mechanical service life is rated at a typical 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions.
Designed for front connection with a nut keeper kit, this breaker has a compact mechanical design with dimensions of 140mm height, 76.2mm width, and 76.5mm depth. It is suitable for DIN rail mounting.
Key electrical specifications include a maximum power loss of 30.1W and an active power loss of 10.03W per pole under rated conditions. The adjustable response value for short-circuit protection (Ii) ranges from 5 to 10 times the nominal current.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage for this circuit breaker is 690 V at AC.
The operational current rating is 125 A at 40°C.
The breaking capacity is 65 kA at 480 V.
This circuit breaker has 3 poles.
This circuit breaker supports DIN Rail mounting.
The typical mechanical service life is 20,000 switching cycles.
Yes, the load switch design is certified according to UL 489 / HACR Type.