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The Siemens 3VA6340-5KL41-0AA0 is a 4-pole molded-case circuit breaker designed for system protection. It features an ETU820 electronic trip unit with LI protection function, allowing adjustable overload protection from 160A to 400A and short-circuit protection from 1.5 to 10 times the rated current.
With a rated insulation voltage of 600V and a maximum operating current of 375A at 55°C, this circuit breaker is suitable for various applications. It boasts a high breaking capacity according to IEC 60947, with an Icu of 55 kA at 415V and an Ics of 55 kA at 415V. Under UL 489 standards, it provides a breaking capacity of 35 kA at 480V.
Mechanical specifications include a height of 9.8 inches (248 mm), width of 7.2 inches (184 mm), and depth of 4.3 inches (110 mm). The device is designed for DIN rail mounting and has a front protection class of IP40. It also includes communication and other measurement functions.
This circuit breaker has a typical mechanical service life of 15,000 switching cycles and electrical endurance ratings of 6,000 cycles at 380/415V and 480V, and 4,000 cycles at 690V.
| 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 375A at 55°C down to 300A at 70°C. The adjustable overload protection range is 160A to 400A.
The insulation voltage rating (Ui) is 600V, and the maximum operating voltage is 690V.
According to IEC 60947, the breaking capacity (Icu and Ics) is 55 kA at 415V and 5 kA at 690V. According to UL 489, the breaking capacity is 35 kA at 480V.
The dimensions are 9.8 inches (248 mm) in height, 7.2 inches (184 mm) in width, and 4.3 inches (110 mm) in depth.
The operating temperature range is from -25°C to a higher unspecified limit.
Yes, this circuit breaker is equipped with a communication function.