Siemens 3RV2121-4CA10 Motor Protection Breaker | TGL Industry

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Siemens 3RV2121-4CA10 Motor Protection Breaker

Introducing the Siemens brand Circuit Breaker, model no: 3RV2121-4CA10. This reliable Motor Breaker boasts an impressive 11kW capacity and a broad voltage range between 220÷690VAC. Featuring an easy-to-install DIN design with an overcurrent release of 16÷22A, it’s an ideal choice for safely managing your motor’s electrical needs.

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Product details


Maximize Motor Power with Siemens Motor Breaker

Looking for a reliable motor breaker for your industrial needs? Look no further than Siemens, the leading manufacturer of motor protection devices. Our motor breaker can handle up to 11kW maximum motor power, making it perfect for heavy-duty applications.

Equipped with automatic RESET and short circuit release features, our motor breaker provides effective protection against overloads and electrical faults. It also has a range of overcurrent release settings, with DIN16 – 22A mounting and screw terminals for ease of installation.

Choose from our selection of related items such as 3RV2901-1A, 3RV2901-1B, and 3RV2901-1C, and take advantage of our 3RV2901-1D, 3RV2901-1E, 3RV2901-1F, 3RV2901-1J, 3RV2902-1AB4, 3RV2902-1AB0, 3RV2902-1AF0, and 3RV2902-1AP0 models to suit your specific requirements. Our motor breaker is part of the 3RV2220 manufacturer series, and operates at 690V AC operating voltage. Upgrade your industrial processes with Siemens Motor Breaker today.

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Additional information

Weight 100 g




Range Of Overcurrent Release Settings

16 – 22A

Short Circuit Release






Circuit Breaker Functions

automatic RESET

Electrical Connectivity

Screw Terminals

Maximum Motor Power Rating


Operating Voltage Rate

220 – 690V AC

Affiliated Products

3RV2901-1A, 3RV2901-1B, 3RV2901-1C, 3RV2901-1D, 3RV2901-1E, 3RV2901-1F, 3RV2901-1J, 3RV2902-1AB4, 3RV2902-1AB0, 3RV2902-1AF0, 3RV2902-1AP0, 3RV2921-1M

Protection Type

Motor Breaker