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Siemens 3RV2021-0CA10 Size S0 Motor Protection Circuit Breaker

Siemens 3RV2021-0CA10 Size S0 Motor Protection Circuit Breaker with screw terminals.

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ManufacturerSiemens

Part number3RV2021-0CA10

Size S0

Class 10

A-release (adjustable) 0.18-0.25 A

N-release (fixed) 3.3 A

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Motor protection Adjustable overload Screw terminals Standard switching capacity Class 10 rated Industrial grade

Product description

The Siemens 3RV2021-0CA10 is a Size S0 motor protection circuit breaker designed for demanding industrial applications. It features a Class 10 rating, an adjustable thermal overload release (A-release) from 0.18 to 0.25 A, and a fixed short-circuit release (N-release) of 3.3 A. This model utilizes screw terminals for secure and long-lasting electrical connections, offering standard switching capacity.

This circuit breaker is essential for safeguarding electric motors in a wide array of industrial settings, including automation lines, machine tools, and process control systems. Its precise current settings provide vital protection against overloads and short circuits, ensuring the operational integrity and longevity of motors.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Siemens 3RV2021-0CA10. We are dedicated to providing high-quality, cost-effective industrial automation components to support your MRO needs and keep your operations running smoothly.

Technical specifications

Size	S0
Class	10
A-release (adjustable)	0.18-0.25 A
N-release (fixed)	3.3 A
Terminal Type	Screw Terminal
Switching Capacity	Standard

Common applications

Automation lines

Machine tools

Process control

Small motor protection

Industrial machinery

Control panels

Compatible systems

Compatible with Siemens motor control systems and panel building applications requiring Size S0 protection with screw terminals.

Also known as

Siemens 3RV2021-0CA10 breaker 3RV20210CA10 Siemens Siemens S0 breaker screw terminal

Replaces / compatible with

This Size S0 circuit breaker is suitable for replacing Siemens 3RV2 series motor protection breakers requiring adjustable current settings between 0.18A and 0.25A.

Technical note

Expert tip

Ensure proper torque is applied to the screw terminals to guarantee a secure connection and prevent potential electrical issues.

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Frequently asked questions

What is the adjustable thermal overload range for the Siemens 3RV2021-0CA10 circuit breaker?

The Siemens 3RV2021-0CA10 offers an adjustable thermal overload (A-release) range from 0.18 to 0.25 Amperes. This precise adjustment is key to protecting motors of corresponding current ratings from overheating.