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Siemens 3RV2021-1AA20 S0 Motor Protection Circuit Breaker

Name: Siemens 3RV2021-1AA20
Brand: Siemens
SKU: 3RV2021-1AA20
Availability: InStock

Siemens 3RV2021-1AA20 S0 motor protection circuit breaker.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number3RV2021-1AA20

Part Number 3RV2021-1AA20

Manufacturer Siemens

Size S0

Protection Motor

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12-month warranty

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Veteran-owned

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Motor Protection Adjustable Thermal Overload Class 10 Rating Spring-type Terminals Standard Switching Capacity Size S0

Product description

The Siemens 3RV2021-1AA20 is a Size S0 motor protection circuit breaker, rated Class 10. It features an adjustable thermal overload trip range of 1.1 to 1.6 Amps and a fixed magnetic trip of 21 Amps. This model is equipped with spring-type terminals, offering a tool-free connection solution.

Designed for efficient and reliable motor protection, this breaker is suitable for applications where quick and secure connections are preferred. Its spring terminals simplify installation and maintenance in control panels and machinery.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3RV2021-1AA20. We ensure you receive quality components at competitive prices, backed by our commitment to customer satisfaction.

Technical specifications

Part Number	3RV2021-1AA20
Manufacturer	Siemens
Size	S0
Protection	Motor
Class	10
Adjustable Thermal Trip	1.1-1.6A
Fixed Magnetic Trip	21A
Terminals	Spring-type
Switching Capacity	Standard

Common applications

Motor Control

Industrial Machinery

Automation Systems

Control Panels

Fast Connections

Machine Building

Compatible systems

Siemens Sirius 3RV2 Series devices

Also known as

Siemens 3RV2021-1AA20

Replaces / compatible with

This breaker is a direct replacement for Siemens S0 motor protection circuit breakers with spring terminals. It offers a quick-connect alternative to screw terminals.

Technical note

Expert tip

When using spring-type terminals, ensure the wire conductors are properly stripped to the correct length to achieve a secure and lasting connection.

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Frequently asked questions

What are the advantages of spring-type terminals on the 3RV2021-1AA20?

Spring-type terminals on the 3RV2021-1AA20 allow for tool-free wire insertion and removal, significantly speeding up installation and maintenance. They provide a reliable connection that is less prone to loosening over time compared to screw terminals.