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The Siemens 3VA5112-5ED22-1AA0 is a 2-pole molded-case circuit breaker from the 3VA5 series, designed for reliable system protection. This breaker operates at a rated voltage of 415V AC and features an overload protection setting of Ir=125A with a fixed short-circuit protection of Ii=10 x In.
With a mechanical service life of typically 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, this circuit breaker is built for durability. It has a breaking capacity of 35kA at 480V and 85kA at 240V, ensuring safety in fault conditions. The operational current is rated at 125A at 40°C, with derated values at higher temperatures.
Designed for front connection with a nut keeper kit on both ends, it supports conductor cross-sections from 12 x 1 mm up to 17 x 6.5 mm. The breaker is mounted on a DIN rail and has dimensions of 5.51 inches in height, 2 inches in width, and 3.01 inches in depth. It is compliant with UL489 standards and suitable for HACR type applications.
| 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 415 V AC.
The breaking capacity at 480V is 35 kA.
The operational current at 40°C is 125 A.
This circuit breaker has 2 poles.
The mounting type is DIN Rail.