Siemens 3VA2 IEC Frame 400 Line Protection Circuit Breaker | 400A
Siemens 3VA2340-5HL32-0AA0 3-pole IEC line protection breaker, 400A.
The Siemens 3VA2340-5HL32-0AA0 is a 3-pole, 3VA2 IEC Frame 400 circuit breaker with a breaking capacity of 55 kA at 415 V. It features an ETU320 electronic trip unit optimized for line protection, offering LI (Overload and Instantaneous Short-circuit) functionality. The breaker has a rated current (In) of 400 A, with adjustable overload protection (Ir) ranging from 160 A to 400 A, and an instantaneous short-circuit setting (Ii) adjustable from 1.5 to 10 x In. It includes a nut keeper kit.
This circuit breaker is designed for general line protection in industrial and commercial electrical systems. It is suitable for applications such as main feeders, distribution circuits, and protecting equipment where reliable overload and short-circuit response is critical.
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| Type | Circuit Breaker |
| Series | 3VA2 |
| Frame Size | 400 |
| Breaking Capacity (Icu) | 55 kA @ 415 V |
| Poles | 3 |
| Trip Unit | ETU320 |
| Protection Functions | LI |
| Rated Current (In) | 400 A |
| Overload Adjustment (Ir) | 160 A - 400 A |
| Instantaneous Trip Adjustment (Ii) | 1.5 - 10 x In |