Siemens Reversing contactor assembly, 7.5kW, 17A, 24VDC Part number 3RA2325-8XB30-1BB4

Product Overview

The Siemens 3RA2325-8XB30-1BB4 is a SIRIUS 3RA23 reversing contactor assembly designed for reliable and efficient motor control applications. It provides forward and reverse operation of three-phase motors and includes both mechanical and electrical interlocks to prevent simultaneous actuation. With a 24 V DC control supply, auxiliary contacts for feedback, and high mechanical durability, this assembly ensures safe and precise direction control in demanding industrial environments.

Key Features

• Compact SIRIUS 3RA23 reversing contactor assembly
• Three-pole main circuit for forward and reverse motor switching
• Control supply voltage: 24 V DC
• Integrated mechanical and electrical interlocks for safe operation
• Includes auxiliary contacts for status feedback (2 × 1 NO)
• Pre-wired assembly for reduced installation time
• High switching reliability and long mechanical service life
• Suitable for combination with other SIRIUS control components

Technical Specifications

• Product Series: SIRIUS 3RA23
• Article Number: 3RA2325-8XB30-1BB4
• Rated Operational Current (AC-3 at 400 V): 17 A
• Rated Power (AC-3 at 400 V): 7.5 kW
• Rated Operational Current (AC-3 at 690 V): 13 A
• Control Supply Voltage: 24 V DC
• Main Contacts: 3 NO (forward/reverse operation)
• Auxiliary Contacts: 2 × 1 NO
• Mechanical Durability: Up to 10 million switching operations
• Protection Class: IP20 (front)
• Ambient Operating Temperature: –25 °C to +60 °C

Compliance & Certifications

• Manufactured in accordance with IEC and EN motor control standards
• Tested for shock and vibration resistance according to Siemens SIRIUS specifications
• Designed for industrial automation systems requiring bidirectional motor operation

Applications

Ideal for applications requiring controlled forward and reverse operation of three-phase AC motors, such as conveyor systems, hoists, pumps, compressors, and machinery. Commonly used in motor starters, automation panels, and control systems for safe and efficient bidirectional motor switching.