Siemens Sirius 3RV1031-4EA10

Siemens SIRIUS 3RV1031-4EA10 Motor Protection Circuit Breaker

The Siemens SIRIUS 3RV1031-4EA10 is a motor protection circuit breaker designed to safeguard three-phase induction motors and other loads up to 100 A. This device offers reliable protection against overloads and short circuits, ensuring the longevity and efficiency of your motor systems.

Key Features

• Adjustable Thermal Overload Release: The breaker provides a thermal overload release setting range from 22 to 32 A, allowing precise calibration to your motor’s full load amperage (FLA).
• Magnetic Trip Elements: Equipped with magnetic trip elements, the 3RV1031-4EA10 offers short-circuit protection by tripping at 12 times the maximum setting of the FLA adjustment dial.
• Class 10 Trip Characteristics: Designed with Class 10 trip characteristics, it ensures rapid response to overload conditions, typically tripping within 10 seconds.
• Phase Loss Sensitivity: The device includes phase loss sensitivity, providing faster tripping to prevent potential damage when a motor loses a phase.
• On/Off Rotary Handle: Features an on/off rotary handle with lockout capability and visible trip indication for enhanced safety and ease of operation.
• DIN Rail Mounting: Designed for easy installation, it mounts on standard 35 mm DIN rail, facilitating quick setup and maintenance.

Technical Specifications

• Voltage Rating: 690 V AC
• Current Rating: 22 to 32 A
• Interrupt Rating: 50 kA
• Number of Poles: 3
• Frequency Rating: 50/60 Hz
• Operating Temperature Range: -20 to 60°C
• Mounting: Snap-on DIN rail
• Terminal Connection: Screw terminals
• Dimensions: 55 mm (W) x 149 mm (D) x 140 mm (H)
• Net Weight: 1.06 kg

Applications

The 3RV1031-4EA10 is suitable for a wide range of applications, including:

• Pump panels
• Mass production lines
• HVAC installations

Its robust design and comprehensive protection features make it an ideal choice for ensuring the safe and efficient operation of motor-driven systems.

Compliance and Certifications

• UL Listed
• CSA Certified
• IEC Certified
• CE Marked
• RoHS Compliant

These certifications affirm the product’s adherence to international safety and environmental standards.

Accessories

Optional accessories include auxiliary contact blocks (3RV1901 series), which can be front or side-mounted to provide additional functionality such as motor disconnection during overcurrent conditions or signaling via pilot devices.

For detailed technical information and installation guidelines, please refer to the product datasheet.