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Siemens 3RV2721-4CD10 S0 Circuit Breaker for System Protection

Siemens 3RV2721-4CD10 S0 circuit breaker for system protection.

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ManufacturerSiemens

Part number3RV2721-4CD10

Frame Size S0

Approval UL 489, CSA C22.2 No. 5-02

Thermal Overload Release 22 A

Short-Circuit Release 286 A

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System protection UL 489 & CSA approved Thermal and short-circuit release Screw terminal connections Frame size S0

Product description

The Siemens 3RV2721-4CD10 is a circuit breaker designed for system protection, featuring frame size S0. It is built with a thermal overload release of 22 A and a short-circuit release of 286 A, ensuring reliable protection for electrical systems. This breaker adheres to UL 489 and CSA C22.2 No. 5-02 standards and includes a screw terminal for secure connections, offering standard switching capacity.

This circuit breaker is suitable for a wide range of applications, including motor control, industrial machinery, and general electrical distribution where robust system protection is paramount. Its compliance with international standards makes it a versatile component for various industrial environments and global projects.

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Technical specifications

Frame Size	S0
Approval	UL 489, CSA C22.2 No. 5-02
Thermal Overload Release	22 A
Short-Circuit Release	286 A
Terminal Type	Screw Terminal
Switching Capacity	Standard

Common applications

Motor control

Industrial machinery

Electrical distribution

Control panels

Automation systems

Compatible systems

Designed for use in industrial control panels and systems requiring UL 489 and CSA certified circuit protection.

Also known as

Siemens 3RV2 circuit breaker S0 frame circuit breaker 3RV27 series breaker

Replaces / compatible with

This breaker is designed as a direct replacement or compatible component within the Siemens 3RV2 series for systems requiring S0 frame circuit breakers.

Technical note

Expert tip

Ensure proper torque is applied to the screw terminals to maintain secure connections and prevent overheating during operation.

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Frequently asked questions

What are the key protection ratings for the Siemens 3RV2721-4CD10?

The Siemens 3RV2721-4CD10 features a thermal overload release of 22 A and a short-circuit release of 286 A, providing essential protection against overcurrent and short circuits for various electrical systems.