Siemens 3RQ4018-2AM08-0AA0 Output Coupler DC24V 1W Push-In 1 NO

The Siemens 3RQ4018-2AM08-0AA0 is a high-quality output coupler from the SIRIUS 3RQ4 series, designed for reliable switching and coupling of DC control signals. With a compact design and push-in terminal technology, it ensures fast and tool-free wiring, saving time and reducing installation costs. This output coupler operates at a control supply voltage of 24 V DC with a power consumption of only 1 W, making it energy-efficient. It features one normally open (NO) contact rated for switching voltages from 5 to 250 V AC/DC and a maximum switching current of 6 A. The device is suitable for DIN rail mounting (35 mm) and offers a wide operating temperature range from -25 to +60 °C, ensuring dependable performance in various industrial environments.

Advantages

Push-in connection technology enables quick and secure wiring without special tools. The low power consumption of 1 W reduces energy costs. Compact design saves space on the DIN rail. High electrical endurance of 100,000 switching cycles and mechanical endurance of 10,000,000 cycles ensure long service life. IP20 protection for terminals and IP40 for enclosure provide adequate protection against dust and contact.

Suitable for

• Industrial automation and control systems
• Switching and coupling of DC 24 V signals
• Interfacing between controllers and field devices
• DIN rail mounted cabinets and panels

Key specifications

• Product Type: Output Coupler / Coupling Relay
• Series: SIRIUS 3RQ4
• Control Supply Voltage: 24 V DC
• Power Consumption: 1 W
• Contact Configuration: 1 NO (Normally Open)
• Connection Technology: Push-in Terminals
• Rated Switching Voltage: 5-250 V AC/DC
• Rated Switching Current: 6 A (max)
• Mounting Type: DIN Rail 35 mm
• Operating Temperature: -25 to +60 °C
• Protection Degree: IP20 (terminals), IP40 (enclosure)
• Electrical Endurance: 100,000 switching cycles
• Mechanical Endurance: 10,000,000 switching cycles
• Insulation Voltage: 300 V
• Short-circuit Protection: 6A gG/gN fuse

Recommendations

For optimal performance, use with a suitable 24 V DC power supply and ensure proper fuse protection (6A gG/gN). The push-in terminals accept solid or stranded wires with a cross-section of up to 2.5 mm². Always observe the operating temperature range and mounting instructions.