Siemens 3RV2021-4BA10 Motor Protection Circuit Breaker Size S0, 13–20A Original Brand New

Overview

The Siemens 3RV2021-4BA10 is a high-performance motor protection circuit breaker designed for reliable protection of motors and electrical systems. Built in size S0, this circuit breaker features CLASS 10 tripping, an adjustable A-release from 13 to 20 A, and a 260 A N-release for short-circuit protection. With screw terminals and standard switching capacity, it ensures safe operation, easy installation, and long-term durability in industrial environments.

Benefit

• Space-Saving Design: The S0 frame size allows for high-density installation in control cabinets.

• Reliable Protection: Class 10 thermal release ensures the motor is protected during prolonged startup and operation.

• Ease of Wiring: Equipped with durable screw terminals for secure and straightforward electrical connections.

• Global Standards: Fully compliant with international standards, making it suitable for worldwide export and use.

Function

• Motor overload protection

• Short-circuit protection

• Manual switching and isolation

• Reliable tripping under fault conditions

• Ensures operational safety in control panels and motor starters

Technical Specification

• Brand: Siemens

• Model: 3RV2021-4BA10

• Product Type: Motor Protection Circuit Breaker

• Frame Size: S0

• Trip Class: CLASS 10

• A-Release Range: 13…20 A

• N-Release: 260 A

• Connection Type: Screw terminal

• Switching Capacity: Standard

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