Siemens motor protection breaker, 17–25A, 3-pole, Size S0, IP20, Class 10, provides motor overload protection.

Siemens 3RV1021-4AA10

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Siemens 3RV1021-4AA10 | Motor Protection Circuit Breaker – 17–25A, 3-Pole, Size S0, Class 10, IP20

Overview

The Siemens 3RV1021-4AA10 is a motor protection circuit breaker part of the SIRIUS 3RV1 series, engineered to safeguard motors and electrical setups from overload and short circuits. It includes an adjustable current span of 17–25A, Class 10 tripping, and a compact Size S0 for seamless panel installation.

Key Features

Adjustable Current Range: 17–25A
Rated Operating Voltage: Up to 690V AC
Motor Rating: Up to ~11 kW @ 400V (AC-3)
Trip Class: Class 10 (standard motor protection)
Number of Poles: 3-pole
Mounting: DIN rail or screw mounting
Front Operation: Rotary knob with ON/OFF/trip positions
Protection Rating: IP20
Breaking Capacity: High short-circuit withstand performance

Technical Specifications

Part Number: 3RV1021-4AA10
Series: SIRIUS 3RV1
Thermal and Magnetic Tripping: Integrated
Ambient Temperature Range: –20°C to +60°C
Dimensions (W x H x D): Approx. 55 x 100 x 95 mm
Weight: Approx. 350 g
Standards: IEC 60947-4-1, UL, CE, CSA
Reset Type: Manual reset after tripping

Applications

Motor overload and short-circuit protection
Control panels and industrial distribution boards
Conveyor systems, compressors, and pumps
General-purpose industrial machines
HVAC systems and production lines

Why Choose the 3RV1021-4AA10?

Adjustable Range: Easily fits different motor sizes
Compact Size S0: Saves space in control cabinets
Robust Design: High reliability for continuous operation
Modular Integration: Compatible with Siemens contactors and accessories
Trusted Siemens Quality: Designed for global industrial standards

Order Now

The Siemens 3RV1021-4AA10 motor protection breaker is in stock and ready for worldwide shipping.

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PLCVERSE is an independent seller of industrial automation equipment. We are not an authorized distributor, partner, or representative of any of the manufacturers featured on this website. All brand names, trademarks, and logos remain the property of their respective owners. PLCVERSE has no association or endorsement from ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other brands mentioned.