Siemens SIRIUS 3RV2021-4PA15 guardamotor, 30–36 A, 1 contacto NA + 1 contacto NC

Siemens SIRIUS 3RV2021-4PA15 is a size S0 three-pole motor protection circuit breaker with screw terminals. Its thermal overload release is adjustable from 30 to 36 A and its instantaneous magnetic release is rated at 432 A. This version includes a transverse auxiliary switch with one normally open contact and one normally closed contact. The tripping class is CLASS 10.

The device is intended for motor protection in a suitable electrical control assembly. Siemens lists standard switching capacity for this exact version; the applicable breaking capacity must be checked for the installation voltage in the manufacturer documentation. The exact article is 3RV2021-4PA15, also written without separators as 3RV20214PA15, and its EAN is 4011209841376. The manufacturer lists one unit per package.