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This Siemens 3VA5145-5ED11-0AA0 is a 1-pole molded-case circuit breaker designed for system protection. It has a maximum rated operational current of 125A and a permanent rated current (Iu) of 45A. The circuit breaker operates at a maximum AC voltage of 415V and a DC voltage of 125V.
Key electrical specifications include a breaking capacity of 35kA at 277V (UL 489) and 5kA at 415V (IEC 60947). It offers adjustable response current settings for overload protection (Ir=45A) and short-circuit protection (Ii=10 x In). The mechanical service life is typically 15,000 switching cycles.
Mechanically, the unit has dimensions of 140mm height, 25.4mm width, and 76.5mm depth. It is designed for DIN rail mounting. The circuit breaker is rated for HACR Type applications according to UL 489.
Environmental compliance includes RoHS3, REACH Unaffected, and MSL 1 status, though these are currently unverified.
| 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 with AC 50/60Hz is 415 V.
The permanent rated current (Iu) is 45 A, and the operational current at 40°C is also 45 A.
The breaking capacity according to UL 489 is 35 kA at 277 V.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1.
The REACH status is REACH Unaffected.