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Siemens 3RV1021-1FA10 Motor Protection Circuit Breaker - 3.5-5A

Siemens 3RV1021-1FA10 Size S0 Motor Protection Circuit Breaker

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ManufacturerSiemens

Part number3RV1021-1FA10

Size S0

Class 10

A-release 3.5-5 A

Short-circuit release 65 A

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Motor protection Class 10 Adjustable overload trip Screw terminals Standard duty

Product description

The Siemens 3RV1021-1FA10 is a Size S0 motor protection circuit breaker designed for motor applications. It offers a Class 10 rating, an adjustable A-release setting from 3.5 to 5 A, and a short-circuit release of 65 A. This model features screw terminals for installation and standard switching capacity.

This breaker is commonly employed in motor control centers, industrial automation, and machine guarding applications where reliable protection against overloads and short circuits is paramount. It's suitable for a wide range of motor sizes within its current rating.

Stanlo Automation, a veteran-owned surplus parts distributor, specializes in providing hard-to-find and legacy automation components. If you require the Siemens 3RV1021-1FA10, our extensive inventory ensures you can source this essential part.

Technical specifications

Size	S0
Class	10
A-release	3.5-5 A
Short-circuit release	65 A
Terminals	Screw
Switching Capacity	Standard

Common applications

Motor control

Industrial machinery

Pump control

Fan control

Conveyor systems

Also known as

Siemens 3RV1021-1FA10 SIRIUS 3RV1021-1FA10 Siemens 5A motor breaker

Replaces / compatible with

This is a phased-out product. The preferred successor is the SIRIUS 3RV2011-1FA10.

Technical note

Expert tip

The standard switching capacity is suitable for direct-on-line motor starting; consult Siemens documentation for applications with higher starting torque requirements.

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Frequently asked questions

What is the maximum current rating for overload protection on the Siemens 3RV1021-1FA10?

The Siemens 3RV1021-1FA10 motor protection circuit breaker has an adjustable overload (A-release) setting range of 3.5 to 5 Amps. This allows users to fine-tune the protection level for their specific motor.