Siemens 3RV2021-4BA10 Sirius 3-Pole Motor Starter Protector Size S0

The Siemens 3RV2021-4BA10 is a compact and efficient manual motor starter protector developed to protect three-phase motors. It is housed in a small S0 frame and combines thermal overload and magnetic short-circuit protection in a single, DIN rail-mountable module. Equipped with an adjustable rotary knob (1420 A adjustment range) with a Class 10 tripping characteristic, this device ensures reliable protection and precise control of motor operation in the event of overload.

Technical Details:

Brand: Siemens
Model Number: 3RV2021-4BA10
Series / Product Family: Siemens SIRIUS 3RV2 Motor Starter Protector
Current Setting Range: 1320 A
Tripping Class: Class 10
Instantaneous Short-Circuit Release (Magnetic Release): 260 A
Rated Voltage: Up to 690 V AC
Power Loss: Approx. 8 W total
Insulation and Overvoltage Strength: Rated for 690 V
Condition: Comparable to images

Note:

For detailed technical data and processing instructions, we strongly recommend consulting the original data sheets or contacting the manufacturer directly.

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