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Siemens 3RV2021-1GA20 Motor Protection Circuit Breaker S0

Name: Siemens 3RV2021-1GA20
Brand: Siemens
SKU: 3RV2021-1GA20
Availability: InStock

Siemens 3RV2021-1GA20 Size S0 Motor Protection Circuit Breaker.

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ManufacturerSiemens

Part number3RV2021-1GA20

Manufacturer Siemens

Part Number 3RV2021-1GA20

Size S0

Type Motor Protection Circuit Breaker

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Motor protection Adjustable overload release Fixed short-circuit release Spring-type terminals Standard switching capacity CLASS 10

Product description

The Siemens 3RV2021-1GA20 is a Size S0 motor protection circuit breaker with a CLASS 10 rating. It features an adjustable A-release (overload) from 4.5 to 6.3A and a fixed N-release (short-circuit) of 82A. This model is designed with spring-type terminals for convenient and reliable connections and offers standard switching capacity.

This circuit breaker provides essential protection for electric motors against thermal overload and short circuits, ensuring operational safety and efficiency. It is widely used in industrial automation, machinery, and process control systems, particularly for applications like pumps, fans, and compressors.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RV2021-1GA20. We provide genuine Siemens components at competitive prices, helping you maintain your equipment and avoid costly production interruptions.

Technical specifications

Manufacturer	Siemens
Part Number	3RV2021-1GA20
Size	S0
Type	Motor Protection Circuit Breaker
Class	CLASS 10
A-release	4.5-6.3 A
N-release	82 A
Terminal Type	Spring-type

Common applications

Motor control

Industrial automation

Pump control

Fan control

Compressor control

Manufacturing equipment

Compatible systems

Siemens Sirius 3RV2

Also known as

Siemens 3RV2021-1GA20 3RV20211GA20 Siemens S0 spring terminal breaker 6.3A

Replaces / compatible with

Compatible with Siemens 3RV2 motor protection circuit breaker accessories.

Technical note

Expert tip

The spring-type terminals on the 3RV2021-1GA20 allow for quick installation without the need for specialized tools, ideal for high-volume panel builds.

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Frequently asked questions

What is the short-circuit trip current for the Siemens 3RV2021-1GA20?

The Siemens 3RV2021-1GA20 has a fixed N-release (short-circuit) setting of 82 Amperes. This ensures rapid disconnection of the circuit in the event of a short circuit fault.