Siemens Thermistor Motor Protection Monitoring Relay, DPDT, 24 → 240V ac/dc, DIN Rail
- RS Stock No.:
- 175-2286
- Mfr. Part No.:
- 3RN2012-1BW30
- Brand:
- Siemens
Subtotal (1 unit)*
£137.91
(exc. VAT)
£165.49
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 5 unit(s) ready to ship from another location
- Plus 5 unit(s) shipping from 31 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £137.91 |
*price indicative
- RS Stock No.:
- 175-2286
- Mfr. Part No.:
- 3RN2012-1BW30
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| 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 | |
Select all | ||
|---|---|---|
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
• 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
• 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.
Related links
- Siemens Thermistor Motor Protection Monitoring Relay 24 → 240V ac/dc, DIN Rail
- Siemens Thermistor motor protection relay Monitoring Relay 24 → 240V ac/dc, DIN Rail
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- Temperature Monitoring Relay 24 → 240V ac/dc, DIN Rail
