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• • • • • • • • • • • • • • • • • • • SIEMENS 3RV1021-4DA10 Motor Protection Circuit Breaker

                                      Product Overview

                                      Brand: Siemens
                                      Model: 3RV1021-4DA10
                                      Series: SIRIUS 3RV1
                                      Type: Motor Protection Circuit Breaker
                                      Frame Size: S0

                                      The 3RV1021-4DA10 is a 3-pole motor protection circuit breaker designed for overload and short-circuit protection of three-phase motors. Siemens lists it with Class 10, 20–25 A overload adjustment, and 325 A instantaneous short-circuit release.

                                      Technical Specifications

                                      Parameter	Specification
                                      Rated Current	25 A
                                      Adjustment Range	20–25 A
                                      Poles	3
                                      Trip Class	Class 10
                                      Short-Circuit Release	325 A
                                      Rated Voltage	Up to 690 VAC
                                      Motor Power	Approx. 11 kW @ 400 V
                                      Connection	Screw terminals
                                      Mounting	35 mm DIN rail
                                      Protection	IP20
                                      Operating Temperature	-20…+60 °C

                                       

                                      Main Features

                                      • Thermal overload protection
                                      • Short-circuit protection
                                      • Phase-failure sensitivity
                                      • Adjustable motor current setting
                                      • Rotary ON/OFF handle
                                      • DIN-rail mounting
                                      • Compatible with SIRIUS motor starter accessories

                                      Product Summary

                                      SIEMENS 3RV1021-4DA10 SIRIUS Motor Protection Circuit Breaker

                                      • 3-pole
                                      • 20–25 A adjustable
                                      • Class 10
                                      • 325 A short-circuit release
                                      • 690 VAC
                                      • 11 kW @ 400 V
                                      • S0 frame size

.The structure and details of the product：

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