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This Siemens 3VA6225-5KL31-2AA0 is a molded-case circuit breaker from the 3VA6 series, designed for system protection applications. It operates with a 3-pole configuration and has a rated operational current of 250A.
The circuit breaker offers a significant breaking capacity, rated at 35kA at 480V according to UL 489 standards, and 85kA at 240V according to IEC 60947 standards. It features an ETU820 electronic overcurrent release with LI protection functions, allowing adjustable response currents for overload (Ir) from 100A to 250A and for short-circuit (Ii) from 375A to 2,500A.
With an insulation voltage rating of 600V and an operating temperature range from -25°C, this breaker is suitable for various industrial environments. It is designed for DIN rail mounting and has a physical height of 198mm, width of 105mm, and depth of 86mm. The front protection class is IP40.
Additional features include communication and other measurement functions. The mechanical service life is typically 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions.
| 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 varies with temperature, from 238A at 55°C down to 200A at 70°C. The adjustable overload protection (Ir) ranges from 100A to 250A.
According to UL 489, the breaking capacity is 35kA at 480V. According to IEC 60947, the breaking capacity (Icu and Ics) is 85kA at 240V and 55kA at 415V.
The insulation voltage (Ui) is rated at 600V. The breaking capacity is specified at various voltages including 240V, 415V, 480V, 600V, and 600Y/347V.
The circuit breaker has a height of 198mm, a width of 105mm, and a depth of 86mm.
The minimum operating ambient temperature is -25°C.