Siemens Monitoring Relay, SPDT, DIN Rail Mount, 24V AC to 240V AC/DC, 0.9W, IP20, 5A Contact, Spring Terminal 3RN2000-2AW30

The Siemens Monitoring Relay model 3RN2000-2AW30 is an advanced industrial control device engineered for comprehensive protection and continuous monitoring of electric motors and other loads. Specially designed for DIN rail mounting, this relay features an SPDT contact configuration, a compact enclosure with IP20 protection rating, and accepts both AC and DC supply voltages between 24V and 240V. Its robust construction and precise sensing capabilities make it ideal for use in demanding industrial environments.

Equipped with an advanced monitoring mechanism, this relay provides thermistor-based motor protection. It detects overtemperature conditions within the motor and automatically disconnects power if a pre-set threshold is exceeded, safeguarding motors from damage due to overheating. The relay offers a 40 ms time delay, enabling prompt responsiveness during abnormal operation.

The 3RN2000-2AW30 supports a maximum contact current of 5A and is well-suited for interfacing with control circuits and switching loads. Its wide voltage range and spring terminal connections accommodate a variety of system configurations while ensuring secure and reliable wiring. A front LED status indicator provides instant feedback on operational status and trip events, which simplifies maintenance and troubleshooting.

With a mechanical life rated up to 10 million cycles, this relay is designed for longevity and dependable operation, even in applications subject to vibration and shock. The device is both cost and energy efficient, featuring a power consumption of only 0.9W.

The relay's IP20 enclosure assures protection against solid objects, and compliance with international standards like IEC 61000-4-5, IEC 60068-2-27, and IEC 60664 guarantees compatibility and safety in global industrial and automation systems. Its reliable performance suits diverse industrial sectors, including cement production, power stations, paper and textile industries, and automated manufacturing facilities.

The Siemens 3RN2000-2AW30 Monitoring Relay is engineered for applications demanding continuous equipment monitoring, efficient protection against overheating, and ease of installation in modern control panels. Its robust specification set, proven endurance, and compliance to certified standards make it a preferred solution for industrial, automation, and utility projects requiring safe and effective relay control.

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