Siemens Output coupler w/ plug-in relay, 1C/O contact, spring terminal, 24VDC Part number 3RQ3118-2AM00

Product Overview

The Siemens 3RQ3118-2AM00 is a slim output coupler relay module from the SIRIUS 3RQ3 series. Designed for a 24 V DC control supply, it features one change-over (CO) contact and spring-loaded push-in terminals for quick installation in control panels. The module is intended for use in automation and switching applications where a compact interface between control and load circuits is required.

Key Features

• SIRIUS 3RQ3 slim design output coupler
• Control supply voltage 24 V DC
• One change-over contact (CO) for load switching
• Spring-loaded push-in terminals for fast wiring
• Compact module width of just 6.2 mm for high density mounting
• Rated thermal current up to 6 A for standard switching

Technical Specifications

• Product Series: SIRIUS 3RQ3 Coupling Relays
• Article Number: 3RQ3118-2AM00
• Control Supply Voltage (U_c): 24 V DC
• Number of Contacts: 1 change-over contact (CO)
• Thermal Current (I_th): 6 A
• Insulation Voltage (U_i): 300 V (overvoltage category III)
• Rated Surge Withstand Voltage: 4 kV
• Dimensions (H × W × D): 93 mm × 6.2 mm × 76 mm
• Operating Ambient Temperature: -25 °C to +60 °C
• Mounting Type: Snap-on DIN rail mounting, any mounting position
• Net Weight (Approx.): 0.034 kg

Compliance & Certifications

• Complies with IEC/EN 60947-1 standard for switching devices
• EMC performance: immunity per IEC 61000-4 and 4-5, etc.
• Flammability class: UL94 V-0

Applications

The Siemens 3RQ3118-2AM00 is suited for automation systems, industrial control cabinets, and switchgear installations where compact relay modules are needed to interface control electronics to load switching. It enables efficient use of space in high-density panel layouts, particularly in automation and industrial environments.