3RV2021-4PA15 | MPCB 30 – 36 A, Standard Release, O/L & S/C – Siemens

The Siemens 3RV2021-4PA15 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: 30 – 36 A
• Release Type: Standard Release
• Protection Functions: Overload (O/L) and Short-Circuit (S/C)
• Brand: Siemens
• Application: Suitable for motor protection in industrial and commercial environments
• Mounting: DIN rail mountable for easy installation
• Compliance: Meets international standards for safety and performance

Technical Specifications:

• Rated Operational Voltage (Ue): Up to 690 V AC
• Rated Insulation Voltage (Ui): 690 V AC
• Rated Impulse Withstand Voltage (Uimp): 6 kV
• Breaking Capacity: High breaking capacity for reliable protection
• Ambient Temperature Range: -25°C to +60°C
• Enclosure Material: Flame-retardant and durable

Applications:

The 3RV2021-4PA15 MPCB is ideal for use in motor control centers, switchgear, and other electrical distribution systems. It is commonly used in industries such as manufacturing, automation, and energy management to protect motors from overloads and short circuits.

Benefits:

• Ensures reliable motor protection and minimizes downtime
• Compact design for space-saving installation
• Easy to configure and integrate into existing systems
• Durable construction for long-lasting performance