Siemens 3RV2011-0FA15 Motor Circuit Breaker, 3-Pole, 0.35-0.5A, Size S00

The Siemens 3RV2011-0FA15 is a high-performance 3-pole motor circuit breaker engineered for the reliable protection of electric motors in industrial environments. This compact device, built in the space-saving S00 size, offers precise overload and short-circuit protection within an adjustable current range of 0.35 to 0.5A. It is designed to ensure the safe operation and longevity of electrical systems by providing robust switching capabilities and consistent performance under demanding conditions.

Advantages

This motor circuit breaker stands out due to its compact design, which allows for efficient use of space in control cabinets. It provides comprehensive protection against thermal overloads and short circuits, effectively preventing damage to connected motors. The device is characterized by its high switching capacity and durability, ensuring reliable operation even in intensive industrial applications. Its modular construction facilitates easy integration into existing electrical setups, while the adjustable current range allows for precise calibration to specific motor requirements.

Suitable for

• Industrial motor control systems
• Protection of small electric motors
• Control cabinet installations
• Automation and manufacturing machinery

When it may not be suitable

This device is not intended for use with motors requiring a current rating outside the 0.35-0.5A range. It is also not suitable for applications involving high-voltage power distribution systems that exceed the specified operational limits of the S00 frame size.

Key specifications

• Number of poles: 3
• Current setting range: 0.35 - 0.5A
• Size: S00
• Function: Overload and short-circuit protection

How to use

The circuit breaker should be installed by a qualified professional within a suitable electrical enclosure. Mount the device onto a standard DIN rail. Connect the power supply lines to the input terminals and the motor leads to the output terminals, ensuring all connections are tightened to the manufacturer's specified torque. Once installed, the current range can be adjusted using the integrated dial to match the nominal current of the motor being protected.

What to consider before purchase

• Verify that the motor's nominal current falls within the 0.35-0.5A range
• Ensure the S00 size fits your existing control panel layout
• Confirm compatibility with your specific voltage requirements

Usage recommendations

Always ensure the power supply is disconnected before performing any installation or maintenance work on the circuit breaker. Regularly inspect the device for signs of wear or thermal stress to maintain optimal safety standards.