3RV2021-1EA10 | MPCB 2.8 – 4A, Standard Release, O/L & S/C – Siemens

The Siemens 3RV2021-1EA10 is a Motor Protection Circuit Breaker (MPCB) designed to provide reliable protection for motors and other electrical equipment. It features a standard release mechanism with overload (O/L) and short-circuit (S/C) protection, ensuring safe operation and preventing damage to connected devices.

Key Features:

• Current Rating: 2.8 – 4A
• Release Type: Standard Release
• Protection Functions: Overload (O/L) and Short-Circuit (S/C)
• Brand: Siemens
• Application: Motor protection and circuit protection in industrial and commercial settings

Technical Specifications:

• Rated Operational Voltage (Ue): Up to 690V AC
• Rated Insulation Voltage (Ui): 690V AC
• Rated Impulse Withstand Voltage (Uimp): 6kV
• Breaking Capacity: High breaking capacity for reliable protection
• Mounting: DIN rail mounting for easy installation

Applications:

The 3RV2021-1EA10 is ideal for use in motor control centers, switchgear, and other electrical distribution systems where reliable motor protection is required. It is suitable for a wide range of industrial and commercial applications, including manufacturing, HVAC systems, and more.

Benefits:

• Ensures safe and reliable motor operation
• Prevents damage from overloads and short-circuits
• Easy to install and maintain
• Durable and long-lasting design

Compliance:

The 3RV2021-1EA10 complies with international standards for electrical safety and performance, ensuring high-quality protection for your equipment.