3VA5270-5EC41-0AA0
Siemens
The Siemens 3VA5270-5EC41-0AA0 is a four-pole circuit breaker rated for 70A with a breaking capacity of 35kA, designed for circuit protection applications.
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This Siemens 3VA5270-6EF41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It offers a permanent rated current (Iu) of 70A, with operational current ratings that vary slightly with temperature, down to 61.6A at 70°C.
The circuit breaker boasts a high breaking capacity, rated at 65kA at 480V according to UL 489 standards, and 70kA at 415V according to IEC 60947. It features adjustable overload protection (Ir) from 49A to 70A and adjustable short-circuit protection (Ii) from 350A to 700A. The device is built for a maximum operational voltage of 690V AC and 1000V DC, with an insulation voltage of 800V.
Designed for DIN rail mounting, this circuit breaker has a mechanical service life of up to 20,000 switching cycles and electrical endurance ratings that vary by voltage and load type. It operates with a TM240 overcurrent release and provides LI protection functionality. The unit is rated for HACR Type applications.
Key electrical specifications include a maximum power loss of 17.1W and an active power loss per pole of 5.7W under hot operating conditions. The breaker is compliant with RoHS3, has an MSL of 1, and is REACH unaffected.
| 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 1000 V DC.
The breaking capacity according to UL 489 is 65 kA at 480 V.
The permanent rated current (Iu) is 70 A.
The adjustable response current for overload protection (Ir) ranges from 49 A to 70 A, and for short-circuit protection (Ii) ranges from 350 A to 700 A.
This circuit breaker is designed for DIN rail mounting.
