Used, reliable Siemens SIRIUS 3RV1021-0CA10 Motor Protection Circuit Breaker (MPCB). This highly specialized unit is designed for the protection of very low-power fractional HP motors or delicate control circuits, with an adjustable current range of just 0.18 to 0.25 Amp. Essential for precise thermal and short-circuit protection.
Technical details in bullet points:
Brand: Siemens
Model: 3RV1021-0CA10
Type or Category: Motor Protection Circuit Breaker (MPCB) / Manual Motor Starter
Series: SIRIUS 3RV1 (Size S0 – Phased-out product line)
Poles: 3-Pole
Overload Range (A-Release): 0.18 to 0.25 Amp (Adjustable, Extremely Low Range)
Short-Circuit Release (N-Release): 3.3 A (Fixed)
Terminal Type: Screw Terminal
Overload Class: Class 10
Condition: Used, Tested
Any included accessories: Breaker unit only (No auxiliary contacts unless specified).
Condition and notes:
This MPCB is used and was carefully removed from a working control panel. The unit has been power-on tested and is guaranteed to be fully functional in both its thermal and magnetic trip mechanisms. Expect minor cosmetic wear, light surface scratches, or dust accumulation typical of a used industrial component.
IMPORTANT NOTE FOR INTERNATIONAL BUYERS (DUTIES PREPAID):
The price of this item includes all import duties, taxes, customs fees, and VAT/GST charges. WE WILL COVER ANY TAXES INCURRED on the shipment so that you only pay the final listed price. You will not be charged any additional fees upon delivery.









