Siemens Monitoring Relay DPDT DIN Rail 0V AC 0V AC 1.7W Power Consumption 5A Contact Current 3RN2012-2BW30

Siemens 3RN2012-2BW30 Monitoring Relay is a thermistor motor protection relay designed for precise temperature monitoring and overload protection of industrial motors. It operates efficiently with a power consumption of just 1.7 watts and supports a contact current of 5 amperes at 0V AC supply voltage.

This DIN Rail mountable relay features a DPDT contact configuration and spring terminal type connections, facilitating secure and compact installation within electrical panels. The device's compact size (height 100mm, length 91.6mm, width 22.5mm) makes it suitable for various control cabinet configurations.

The relay is engineered for robust performance within a temperature range of -25°C to +60°C, and its IP20 rating offers protection against accidental contact and foreign solid objects larger than 12mm. It features smart sensing technology that detects winding temperature changes to prevent motor damage by cutting off power if temperatures exceed set limits.

Its applications span across industrial automation, cement works, paper production, power stations, and textile manufacturing, where reliable motor protection is critical for productivity and safety.

The relay features a DPDT contact configuration for dual switching capability. It mounts easily on standard DIN rails for convenient installation. Power consumption is low at 1.7 watts, ensuring energy efficiency. Contact current rating is 5 amperes suitable for various industrial motor applications.

Designed for operating temperatures from -25°C to +60°C for versatile environmental use. Compact dimensions of 100mm height, 91.6mm length, and 22.5mm width conserve panel space. Equipped with spring terminals to provide secure and reliable electrical connections.

IP20 rating ensures protection against solid objects larger than 12mm while suitable for indoor electrical panels. Smart sensing mechanism protects motors by monitoring winding temperature and interrupting power upon overheating.

Applications include cement works, industrial automation, paper industry, power stations, and textile industry. Manufactured in Germany, reflecting high-quality engineering standards.

This new Siemens Monitoring Relay guarantees long mechanical life, shock resistance, and vibration resistance, making it suitable for demanding industrial environments. It has earned certifications such as ATEX, CCC, CE, CSA, EAC, and UL approvals, reflecting compliance with international safety and quality standards.

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