3VA5120-5EF41-0AA0
Siemens
The Siemens 3VA5120-5EF41-0AA0 is a 4-pole molded-case circuit breaker with a 20A current rating and a breaking capacity of 35kA at 480V. It is designed for system protection.
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The Siemens 3VA5120-4EC41-0AA0 is a 4-pole molded-case circuit breaker designed for system protection. It has a permanent rated current (Iu) of 20A and a maximum rated operational voltage of 690V AC.
This circuit breaker offers a breaking capacity of 25kA at 480V according to UL 489 standards, and 55kA at 240V according to IEC 60947. The overcurrent release type is TM230 with LI protection function. It is designed for DIN rail mounting and has a mechanical service life of typically 15,000 switching cycles.
Key electrical specifications include an insulation voltage (Ui) of 800V and a maximum power loss of 12W. The operational current is rated at 20A at 40°C, decreasing slightly at higher temperatures up to 70°C. The adjustable short-circuit response value (Ii) ranges from 150A to 300A.
This model is compliant with RoHS3, has an MSL of 1, and is REACH unaffected. It is suitable for applications requiring reliable circuit protection with specific voltage and current ratings.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage for this circuit breaker is 690 V AC.
The breaking capacity according to UL 489 at 480V is 25 kA.
The permanent rated current (Iu) is 20 A.
This circuit breaker has 4 poles.
This component is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1.