Siemens 3RA2811-2CW10 Electronic ON-Delay Timing Relay, 0.05-100s, 24-240V AC/DC Original Brand New

Overview

The Siemens 3RA2811-2CW10 is a reliable electronic timing relay designed for industrial automation applications. It features an ON-delay function with a semiconductor output, ensuring precise timing control for various electrical systems. Its versatile voltage range and integrated varistor offer superior performance and protection for contactor coils. Designed for easy installation, it can be snapped directly onto Siemens contactors, making it an ideal choice for streamlined panel design and maintenance efficiency.

Key Benefit

• Precise Timing Control: Adjustable ON-delay from 0.05 to 100 seconds for accurate automation processes.

• Versatile Voltage Range: Operates at 24–240V AC/DC, 50/60 Hz, suitable for multiple industrial environments.

• Integrated Coil Protection: Built-in varistor reduces contactor coil wear and prevents voltage spikes.

• Easy Installation: Spring-loaded terminals and front snap-on design for Siemens 3RT201/3RT202 and 3RH2 auxiliary contactors.

• Durable & Reliable: High-quality Siemens build ensures long-lasting performance in demanding conditions.

Function

• ON-delay electronic timing relay

• Semiconductor output

• Time delay adjustment: 0.05–100 seconds

• AC/DC operation: 24–240 V, 50/60 Hz

• Integrated varistor for attenuation of contactor coil voltage spikes

• Snap-on mounting for 3RT201/3RT202 contactors and 3RH2 auxiliary contactors

Technical Specification

• Model Number: 3RA2811-2CW10

• Type: Electronic Timing Relay (ON-Delay)

• Output: Semiconductor

• Time Range: 0.05–100 s

• Voltage: 24–240V AC/DC

• Frequency: 50/60 Hz

• Mounting: Front snap-on for contactors

• Terminals: Spring-loaded

• Special Feature: Integrated varistor for coil protection

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