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This Siemens 3RV20314VA150BA0 is a special type circuit breaker from the SIRIUS 3RV2 series, specifically designed for motor protection applications. It operates with a thermal magnetic overload release and offers an adjustable current response value between 35 and 45 A, with a rated operational current of 45 A.
The circuit breaker has a CLASS 10 trip class and a breaking capacity of up to 50 kA at 400V. It is rated for a maximum operating voltage of 690V and a frequency of 50-60 Hz. The unit includes one normally closed (NC) and one normally open (NO) auxiliary contact.
Designed for DIN rail mounting, this 3-pole circuit breaker is suitable for various industrial environments. It operates within an ambient temperature range of -50 to +60 °C and has a mechanical service life of 250 switching cycles. The device also features phase failure detection.
Key electrical specifications include an operating power of 22 kW at 400V AC-3 and a maximum short-circuit current breaking capacity (Icu) of 50 kA at 240V and 400V.
The operating voltage range is 20 to 690 V AC.
The ambient temperature during operation is -50 to +60 °C.
The trip class is CLASS 10.
Yes, it includes phase failure detection.
The rated operational current is 45 A.
The rated ultimate short-circuit breaking capacity (Icu) is 50 kA, and the rated service short-circuit breaking capacity (Ics) is 25 kA at 400 V AC.
It is designed for DIN rail mounting.