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This Siemens 3VA5 series molded-case circuit breaker, part number 3VA5145-5ED31-0AA0, is designed for system protection. It is a 3-pole breaker with a rated operational current of 45A at 40°C and a maximum breaking capacity of 35kA at 480V according to UL 489 standards.
The breaker operates with a TM210 overcurrent release and offers LI protection functionality. It has a maximum rated operational voltage of 690V AC and 500V DC, with an insulation voltage of 800V. The unit is designed for DIN rail mounting.
Key electrical specifications include a short-circuit making capacity of 121kA at 415V and an electrical endurance of 8,000 switching cycles at 380/415V AC. The breaker has a mechanical service life of 15,000 switching cycles.
Dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth. It is HACR Type compliant.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current is 45A at 40°C.
The breaking capacity is 35kA at 480V according to UL 489, and 55kA at 415V according to IEC 60947.
The maximum rated operational voltage is 690V AC and 500V DC.
This circuit breaker has 3 poles.
It is designed for DIN rail mounting.