1x SIEMENS 3RV1021-4AA10 Circuit Breaker / Motor Starter Protector – SIRIUS

Siemens SIRIUS motor starter protector type 3RV1021-4AA10, designed for reliable motor protection against overload and short circuit. Suitable for industrial motor control and protection applications.

Technical specifications:

• Manufacturer: Siemens

• Series: SIRIUS

• Model: 3RV1021-4AA10

• Device type: Motor starter protector / Circuit breaker

• Rated operating voltage: up to 690 V AC

• Rated current setting range: up to 16 A

• Tripping class: Class 10

• Breaking capacity (Icu):

  • 50 kA at 400 V

  • 4 kA at 690 V

• Control category: AC-3

• Rated insulation voltage (Ui): 690 V

• Impulse withstand voltage (Uimp): 6 kV

• Mounting: DIN rail

• Main terminals: L1, L2, L3 / T1, T2, T3

This device is commonly used for motor protection, machine control panels, industrial automation systems, and electrical distribution cabinets.

Item condition: Used, in perfect working condition.