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The Siemens 3VA5120-4ED41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It operates with a rated operational voltage of up to 690V AC and 600V DC, and has a maximum insulation voltage of 800V.
This circuit breaker has a continuous current rating of 20A at 40°C, with derated values at higher temperatures. Its breaking capacity according to UL 489 is 25kA at 480V, and according to IEC 60947, it is 36kA at 415V. The overcurrent release is of type TM210 with LI protection functions.
With a mechanical service life of typically 15,000 switching cycles, the 3VA5120-4ED41-0AA0 is built for durability. It is designed for DIN rail mounting and has a compact physical footprint with a height of 140 mm (5.5 inches).
Key electrical specifications include a maximum power loss of 12W. The breaker is compliant with various approval agencies including CCC, CE, CSA, EAC, UL489, and VDE.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The continuous current rating (Iu) is 20A at 40°C.
The maximum rated operational voltage (Ue) is 690 V AC at 50/60 Hz and 600 V DC.
The breaking capacity according to UL 489 is 25 kA.
This circuit breaker has 4 poles.
It is designed for DIN rail mounting.
The overcurrent release has LI protection functions.