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The Siemens 3VA5150-5ED21-0AA0 is a 2-pole molded-case circuit breaker from the SENTRON series, designed for system protection applications. It features a rated operational current of 50A at 40°C and a maximum breaking capacity of 35kA at 480V, with an Icu of 55kA at 415V.
This circuit breaker utilizes a TM210 overcurrent release with LI protection function. It has a rated insulation voltage of 600V and a maximum rated operational voltage of 415V AC and 250V DC. The mechanical service life is typically 15,000 switching cycles, with electrical endurance ratings of 8,000 cycles at 380/415V AC and 4,000 cycles at 690V AC.
With a compact design, the breaker measures 5.5 inches in height, 2 inches in width, and 3 inches in depth. It is suitable for DIN rail mounting. The breaker is UL489 listed and meets HACR Type requirements.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated insulation voltage is 600 V.
The maximum rated operational voltage with AC 50/60Hz is 415 V.
The maximum rated operational voltage with DC is 250 V.
The mechanical service life is approximately 15,000 switching cycles.
The electrical endurance is rated at 8,000 switching cycles at 380/415 V.
The breaking capacity current at 240 V is 85 kA.
It is approved by CCC, CE, CSA, EAC, UL489, and VDE.