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This Siemens 3VA5250-5ED32-0AA0 is a molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It operates with a rated insulation voltage of 800V and a maximum operational voltage of 750V DC or 690V AC.
The breaker has 3 poles and a current rating of 50A, with overload protection set at 70A and fixed short-circuit protection at 10 times the nominal current (700A). It offers a breaking capacity of 35kA at 480V according to UL 489 standards, and 55kA at 415V according to IEC 60947.
Key electrical endurance ratings include 8,000 switching cycles at 480V and 8,000 cycles at AC-1, 380/415V. The mechanical service life is typically 20,000 switching cycles. The unit is designed for DIN rail mounting and features a lever actuator.
Compliance includes UL489, HACR Type, and HID Type. The dimensions are 185mm in height, 105mm in width, and 83mm in depth.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage is 690 V AC.
The breaking capacity according to UL 489 is 35 kA.
This circuit breaker has 3 poles.
The typical mechanical service life is 20,000 switching cycles.
The mounting type is DIN Rail.
The current rating is 50A.