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This Siemens 3VA5 series molded-case circuit breaker, part number 3VA5145-5ED22-1AA0, is designed for system protection. It is a 2-pole breaker with a rated operating voltage of 415V AC and an operational current of 45A at 40°C, derating to 41A at 70°C.
The breaker offers a significant breaking capacity of 35kA at 480V, 85kA at 240V, and 18kA at 600Y/347V, with a switching capacity class of M according to IEC 60947. It incorporates a TM210 overcurrent release with LI protection function, adjustable from 32A to 45A.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings up to 8,000 cycles at 480V, this circuit breaker is built for durability. Its dimensions are 140mm in height, 50.8mm in width, and 76.5mm in depth. The mounting type is DIN Rail, with front connections utilizing a nut keeper kit.
This model is suitable for HACR and HID type applications according to UL 489, but not for SWD type applications. It does not feature communication or other measurement functions and has no 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 operational current rating is 45A at 40°C, derating to 41A at 70°C.
The breaking capacity is 35kA at 480V, 85kA at 240V, and 18kA at 600Y/347V.
The rated operating voltage at AC is 415V.
It uses a TM210 overcurrent release with LI protection function.
The dimensions are 140mm in height, 50.8mm in width, and 76.5mm in depth.
Yes, it is designed as a HACR Type and HID Type circuit breaker according to UL 489.