Siemens Thermistor Motor Protection Monitoring Relay, DPDT, 24 → 240V ac/dc, DIN Rail

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£137.91

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£165.49

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RS Stock No.:
175-2286
Mfr. Part No.:
3RN2012-1BW30
Brand:
Siemens
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Brand

Siemens

Monitoring Application

Thermistor motor temperature protection

Contact Configuration

DPDT

Voltage Sensing Range

24 → 240V ac/dc

Voltage Sensitivity

Motor Voltage

Mounting Type

DIN Rail

Series

3RN2

Hazardous Area Certification

ATEX

Dimensions

90 x 22.5 x 100mm

Height

100mm

Length

90mm

Terminal Type

Screw

Standards Met

CE

Current Range

0.1 → 1A

Width

22.5mm

Maximum Operating Temperature

+60°C

Minimum Operating Temperature

-25°C

Operating Temperature Range

-25 → +60°C

COO (Country of Origin):
DE

Siemens Monitoring Relay, DPDT Contact Configuration, Thermistor Motor Temperature Protection Monitoring - 3RN2012-1BW30


This monitoring relay serves as a thermistor motor protection device, ensuring safety and efficiency in operation. Its compact DIN rail mount design measures 90x22.5x100mm and protects motors from overheating by monitoring temperature changes. The device is ATEX certified for use in hazardous environments and includes manual, auto, and remote reset functionalities.

Features & Benefits


• Monitors motor temperature for optimal performance
• Provides dual change-over contacts for versatile configurations
• Screw terminal connections facilitate easy installation
• Offers error memory for efficient troubleshooting
• Equipped with LED indicators showing operational status

Applications


• Employed in industrial settings for motor safeguarding
• Utilised in automation systems to monitor temperature
• Incorporated in electrical installations for safety compliance
• Integrated into control circuits for dependable monitoring

Can it be used in explosive environments?


Yes, it is ATEX certified for hazardous locations.

Will it monitor temperature across various current levels?


Yes, it operates within a current range of 0.1 to 1A.

Is it easy to install in existing systems?


Yes, it features screw terminals for straightforward connections.

Can it detect short circuits in the system?


Yes, it includes short circuit monitoring capabilities.

Does it have indicators for its operational status?


Yes, it features LED indicators for ready and tripped states.

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