The 3RV2021-4NA20 is a product code for a motor starter protector from Siemens. It belongs to the 3RV2 series of circuit breakers specifically designed for motor protection.
The 3RV2021-4NA20 is a product code for a motor starter protector from Siemens. It belongs to the 3RV2 series of circuit breakers specifically designed for motor protection.