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Siemens 3RV2021-0GA10 Motor Protection Circuit Breaker - S0, 0.45-0.63A

Siemens 3RV2021-0GA10 Motor Protection Circuit Breaker, Size S0.

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ManufacturerSiemens

Part number3RV2021-0GA10

Manufacturer Siemens

Part Number 3RV2021-0GA10

Size S0

Type Motor Protection Circuit Breaker

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Motor overload protection Adjustable thermal trip Fixed magnetic trip Screw terminal connections Standard switching S0 size

Product description

The Siemens 3RV2021-0GA10 is a Size S0 motor protection circuit breaker featuring a Class 10 rating. It offers an adjustable A-release range of 0.45 to 0.63 A and a fixed N-release (short-circuit release) of 8.2 A. This model utilizes screw terminals for secure electrical connections and provides standard switching capacity, making it a reliable choice for industrial motor control.

This circuit breaker is essential for protecting motors from damage caused by overloads and short circuits across various industrial applications. Industries such as manufacturing, automation, and material handling benefit from its precise thermal trip settings and quick magnetic response, ensuring motor longevity and operational reliability.

Stanlo Automation, a proud veteran-owned business, offers the Siemens 3RV2021-0GA10 at competitive prices. By choosing Stanlo, you gain access to quality surplus parts, reduced lead times, and expert support, all contributing to efficient and cost-effective maintenance of your automation systems.

Technical specifications

Manufacturer	Siemens
Part Number	3RV2021-0GA10
Size	S0
Type	Motor Protection Circuit Breaker
Class	10
A-Release Range	0.45-0.63 A
N-Release	8.2 A
Terminal Type	Screw Terminal
Switching Capacity	Standard

Common applications

Industrial motor control

Machine tools

Packaging machinery

Robotics

HVAC systems

Material handling

Compatible systems

Suitable for use in motor control centers and as part of direct-on-line (DOL) starters. Compatible with Siemens Sirius motor starter accessories.

Also known as

Siemens 3RV2021-0GA10 breaker Siemens S0 motor control 3RV20 circuit breaker Siemens 0.45-0.63A breaker

Replaces / compatible with

This part functions as a direct replacement for Siemens 3RV2021-0GA10 motor protection circuit breakers, ensuring seamless integration and consistent performance.

Technical note

Expert tip

For optimal performance and safety, ensure the ambient temperature is within the specified operating range of the circuit breaker when installing.

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Frequently asked questions

What is the N-release (short-circuit release) setting for the Siemens 3RV2021-0GA10?

The Siemens 3RV2021-0GA10 has a fixed N-release, or short-circuit release, set at 8.2 Amps. This provides instantaneous protection against severe overcurrent conditions.