3VA6340-5HN31-0AA0
Siemens
The Siemens 3VA6340-5HN31-0AA0 is a 3-pole molded-case circuit breaker designed for system protection. It features a 400A current rating and a 690V voltage rating.
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The Siemens 3VA6340-5JT31-0AA0 is a 3-pole molded-case circuit breaker designed for system protection. It offers a nominal current rating of 400A and a voltage rating of 690V. The overcurrent release type is ETU556 with LSI protection functionality.
This circuit breaker has a breaking capacity of 35kA at 480V according to UL 489 standards and 55kA at 415V according to IEC 60947 standards. It supports adjustable overload protection from 160A to 400A and adjustable short-circuit protection (Isd and Ii).
Key electrical endurance specifications include 6,000 switching cycles at 380/415V and 480V, and 4,000 switching cycles at 690V. The mechanical service life is typically 15,000 switching cycles. It features a communication function and is HACR Type certified.
Designed for DIN rail mounting, this circuit breaker is suitable for various industrial and commercial applications requiring reliable circuit protection. It has an insulation voltage rating of 600V and a maximum power dissipation of 70W.
| Qty | Low | High |
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| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The circuit breaker has an operational current rating of 375A at 55°C, 350A at 60°C, 325A at 65°C, and 300A at 70°C. The nominal current rating is 400A.
The voltage rating is 690 V.
It offers LSI protection, with adjustable overload protection (Ir) from 160A to 400A and adjustable short-circuit protection (Isd and Ii).
According to IEC 60947, the breaking capacity (Icu) is 85kA at 240V, 55kA at 415V, and 5kA at 690V. According to UL 489, the breaking capacity is 100kA at 240V, 35kA at 480V, and 18kA at 600V.
This is a 3-pole circuit breaker.
The mounting type is DIN Rail.
