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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5145-6ED56-0AA0, is a 1-pole device designed for system protection applications. It features a rated operational voltage of 415V AC and a maximum DC operational voltage of 125V. The breaker is rated for a current of 45A at 40°C and has a breaking capacity of 65kA at 277V according to UL 489 standards, and 5kA at 415V according to IEC 60947 standards.
With a mechanical service life of typically 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V, this circuit breaker is built for reliability. It is suitable for HACR and HID type applications as per UL 489. The device mounts on a DIN rail and features a lever actuator.
Additional specifications include a maximum power loss of 3.8W and a net weight of 0.541 kg. The overcurrent release type is TM210 with LI protection function.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage at AC is 415 V, and the maximum rated operational voltage with DC is 125 V.
The current rating is 45A at 40°C.
The breaking capacity is 65kA at 277V according to UL 489, and 5kA at 415V according to IEC 60947.
The typical mechanical service life is 20,000 switching cycles.
Yes, it is designed as a load switch according to UL 489 for both Heating, Air Conditioning, and Refrigeration (HACR) and High-Intensity-Discharge (HID) applications.