3VA5140-4EF41-0AA0
Siemens
The Siemens 3VA5140-4EF41-0AA0 is a 4-pole molded-case circuit breaker designed for system protection. It offers a 40A continuous current rating and a breaking capacity of 25kA at 480V.
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This Siemens 3VA5 series molded-case circuit breaker, part number 3VA5140-5ED41-0AA0, is a 4-pole unit designed for system protection applications. It features a permanent rated current of 40A, with operational current ratings adjusted for ambient temperatures up to 70°C.
The breaker provides a maximum rated operational voltage of 690V AC and 600V DC. Its breaking capacity according to UL 489 is 35kA at 480V AC and 18kA at 600Y/347V AC. According to IEC 60947 standards, the breaking capacity (Icu) is 55kA at 415V AC and 7kA at 690V AC.
Key electrical protection functions include overload protection (Ir) adjustable from 28A to 40A and short-circuit protection (Ii) fixed at 10 times the rated current (400A). The unit is designed for DIN rail mounting and has a mechanical service life of 15,000 switching cycles.
Additional specifications include an insulation voltage of 800V and a maximum power loss of 10.1W. The breaker is built to UL 489 standards and is 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 maximum rated operational voltage for this circuit breaker is 690 V AC at 50/60 Hz and 600 V DC.
The permanent rated current (Iu) is 40 A, and the operational current at 40°C is also 40 A.
According to UL 489, the breaking capacity is 35 kA at 480 V AC. According to IEC 60947, it is 55 kA at 415 V AC and 7 kA at 690 V AC.
This circuit breaker is designed for DIN rail mounting.
The RoHS status is RoHS3 Compliant, and the REACH status is REACH Unaffected.
