Description
The Siemens 3RV2021-4CA10 is a SIRIUS motor protection circuit breaker designed for safeguarding motors against overload, short-circuits, and phase failure. This circuit breaker belongs to the SIRIUS 3RV2 series and is built in size S0 with a current adjustment range of 17 to 22 Amps.
Technical Specifications
|
Condition
|
New/Never Used Surplus
|
| Brand |
Siemens |
|
Category
|
|
|
Part Number
|
3RV2021-4CA10
|
| Subcatecory |
Molded Case Circuit Breakers
|
| Series |
SIRIUS 3RV2 |
|
Function
|
Motor Protection Circuit Breaker |
| Size |
S0 |
| A-Release (Thermal Range) |
17–22 Amps |
| N-Release (Magnetic Trip) |
286 Amps |
| Tripping Class |
Class 10 |
| Connection Type |
Screw Terminals |
| Switching Capacity |
Standard |
| Standards Compliance |
IEC |
Information About 3RV2021-4CA10
The 3RV2021-4CA10 circuit breaker features both thermal (A-release) and magnetic (N-release) trip elements for comprehensive motor protection. The thermal overload protection operates between 17–22A, while the high-speed magnetic trip point (N-release) is fixed at 286A for short-circuit protection. It is a direct successor to the 3RV1021-4CA10 and complies with IEC standards, making it ideal for motor control centers and automation applications.
Key Features:
-
Thermal and Magnetic Protection: Protects motors with A-release range of 17–22A and N-release threshold of 286A.
-
Class 10 Tripping: Offers fast response for standard motor start-up conditions.
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Compact Design: Size S0 ensures a space-saving solution for industrial panels.
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Screw Terminal Connections: Allows secure and straightforward wiring.
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Reliable Performance: Built to Siemens’ high standards for durability in demanding environments.
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Successor Model: Replaces 3RV1021-4CA10 for backward-compatible upgrades.
The Siemens 3RV2021-4CA10 is ideal for industrial motor protection applications, ensuring efficient operation and extended motor life.
