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3RV2121-4CA10 | MPCB 16 – 22 A, Relay Function, O/L & S/C – Siemens
The 3RV2121-4CA10 is a Motor Protection Circuit Breaker (MPCB) from Siemens, designed to provide reliable protection for motors and other electrical equipment. This device combines the functions of a circuit breaker and a motor protector, ensuring safe operation and preventing damage due to overloads and short circuits.
Key Features:
- Current Range: 16 – 22 A
- Relay Function: Integrated relay functionality for enhanced control and protection.
- Overload (O/L) Protection: Protects against excessive current that could damage the motor or connected equipment.
- Short Circuit (S/C) Protection: Safeguards against short circuit conditions, ensuring quick disconnection to prevent damage.
- Compact Design: Space-saving design suitable for various industrial applications.
- Durable Construction: Built to withstand harsh industrial environments, ensuring long-term reliability.
- Easy Installation: Simple and quick installation process, reducing downtime.
Applications:
The 3RV2121-4CA10 is ideal for use in a wide range of applications, including:
- Motor protection in industrial machinery
- Control panels and switchgear
- HVAC systems
- Pumps and compressors
- Conveyor systems
Technical Specifications:
| Parameter | Value |
|---|---|
| Rated Current | 16 – 22 A |
| Rated Voltage | 690 V AC |
| Breaking Capacity | 100 kA at 415 V AC |
| Protection Functions | Overload (O/L), Short Circuit (S/C) |
| Mounting Type | DIN Rail Mounting |
| Operating Temperature | -20°C to +60°C |
| Standards | IEC/EN 60947-2, IEC/EN 60947-4-1 |
Benefits:
- Enhanced motor protection with integrated relay function.
- Reduced risk of equipment failure due to overloads and short circuits.
- Improved system reliability and uptime.
- Compliance with international standards for safety and performance.
Product Data Sheet
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