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The Siemens 3VA5245-6ED31-0AA0 is a molded-case circuit breaker from the 3VA5 series, designed for system protection applications. This 3-pole breaker features a rated operational current of 45A and a maximum operational voltage of 690V AC or 750V DC. It boasts a high breaking capacity, rated at 65kA at 480V according to UL 489 standards and 70kA at 415V according to IEC 60947.
Key electrical characteristics include an overload protection setting of 40A and a short-circuit protection setting of 10 times the rated current. The breaker has a maximum power loss of 22.2W. Mechanically, it offers a typical service life of 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions.
Designed for DIN rail mounting, this circuit breaker is suitable for various industrial and commercial applications requiring reliable overcurrent protection. It is classified as HACR Type and features TM210 overcurrent release with LI protection function. The unit does not have communication or other measurement functions and is designed without ground-fault monitoring.
| 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 750 V DC.
The permanent rated current (Iu) is 45 A, and the frame size maximum operational current is 250 A.
The breaking capacity according to IEC 60947 is 70 kA at 415 V and 100 kA at 240 V. According to UL 489, the breaking capacity is 65 kA at 480 V.
This circuit breaker is designed for DIN rail mounting.