Siemens
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- 0 pcs.On RequestUpdated at: 11-09-2026
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The 3VA21 model is an IEC molded case circuit breaker designed for low voltage applications. It operates at a rated voltage of 690V and exhibits a high breaking capacity, with a rated short-circuit breaking capacity of 85 kA at 415V. The device is equipped with an ETU330 electronic trip unit, providing precise overload protection settings adjustable between 63A and 160A, as well as short-circuit protection.
This circuit breaker features a 4-pole configuration and allows for ground-fault protection set between 0.2 and 1 times the rated current. It includes a nut keeper kit for secure terminal connections and has a degree of protection rated at IP40, ensuring suitable operation in various environments.
With dimensions of 5.5 x 7.1 x 4.2 inches, the device is compatible with top hat rail mounting for ease of installation. The main current circuit connection is made via screw terminals, facilitating robust electrical connectivity.
Siemens

Siemens
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Datasheet for Siemens 3VA2116-6HM42-0AA0, including specifications and features.
3D CAD model and technical drawings, ready for your design software.

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