3RB30161NB0 | 3RB Microprocessor Based Overload Relay 0.32-1.25 A, Class 10, Suitable For S00 Size Contactor – Siemens

The 3RB30161NB0 is a microprocessor-based overload relay designed by Siemens for precise motor protection. It is part of the 3RB series and is specifically engineered for use with S00 size contactors. This overload relay offers reliable and accurate protection for motors with current ratings ranging from 0.32 A to 1.25 A.

Key Features:

• Current Range: 0.32 A to 1.25 A, providing flexibility for small motor applications.
• Class 10 Trip Class: Ensures fast tripping in case of overload, minimizing motor damage.
• Microprocessor-Based Technology: Delivers precise and reliable motor protection with advanced diagnostics.
• Compatibility: Designed for use with S00 size contactors, ensuring seamless integration into motor control systems.
• Compact Design: Space-saving and easy to install in control panels.
• LED Indicators: Provides clear visual status of the relay’s operation and fault conditions.
• Adjustable Settings: Allows for fine-tuning of the current setting to match specific motor requirements.
• Robust Construction: Built to withstand harsh industrial environments, ensuring long-term reliability.

Applications:

The 3RB30161NB0 overload relay is ideal for protecting small motors in various industrial applications, including:

• Pumps and fans
• Conveyor systems
• Compressors
• Machine tools
• Other motor-driven equipment

Technical Specifications:

Benefits:

• Enhanced motor protection with precise current monitoring.
• Reduced downtime and maintenance costs due to reliable operation.
• Easy installation and setup, saving time during commissioning.
• Compatibility with Siemens S00 contactors ensures system reliability.

The 3RB30161NB0 is a high-quality overload relay that combines advanced technology with robust design, making it an excellent choice for protecting small motors in demanding industrial environments.