Siemens 3VA1440-5MH32-0AA0

The 3VA14 is a low voltage molded case circuit breaker, specifically designed for motor protection with a thermal-magnetic trip unit. This device features a rated current of 400A and operates at a maximum rated voltage of 690V. Its medium breaking capacity, classified as M, allows for a short-circuit breaking capacity of 55kA at 415V and 6kA at 600V.

With dimensions of 138mm in width, 248mm in height, and 110mm in depth, this circuit breaker is designed for installation in fixed applications. The device supports a front terminal connection type and includes a nut keeper kit for secure electrical connections. It can operate in ambient temperatures ranging from -25°C to 70°C and is rated IP40 for protection against solid foreign objects.

Notably, the circuit breaker does not include overload protection but features adjustable short-circuit release settings ranging from 2400A to 4800A. It is suitable for various applications requiring reliable starter protection and adheres to IEC standards for safety and performance. The product designation includes a high range TM120M trip unit.