Siemens Thermistor Motor Protection Monitoring Relay With DPDT Contacts, 240 V ac/dc Supply Voltage, Motor Voltage

  • RS Stock No. 175-2282
  • Mfr. Part No. 3RN2011-1BW30
  • Brand Siemens
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

Thermistor motor protection relay Standard evaluation unit 22.5 mm enclosure screw terminal 2 change-over contacts US = 24 V-240 V AC/DC Manul/Remote-Reset with ATEX approval 2 LEDs (READY/TRIPPED) galvanic isolation Test/reset button Wire break monitoring Short circuit monitoring

Specifications
Attribute Value
Monitoring Application Thermistor motor temperature protection
Supply Voltage 240 V ac/dc
Contact Configuration DPDT
Voltage Sensitivity Motor Voltage
Voltage Sensing Range 24 → 240 V ac/dc
Dimensions 22.5 x 91.6 x 100 mm
Maximum Operating Temperature +60°C
Series 3RN2
Operating Temperature Range -25 → +60 °C
Terminal Type Screw
Hazardous Area Certification ATEX
Height 100mm
Mounting Type DIN Rail
Width 91.6mm
Minimum Operating Temperature -25°C
Length 22.5mm
5 In stock - FREE next working day delivery available
14 available from Europe for delivery within 1 working day(s)
Price Each
£ 74.90
(exc. VAT)
£ 89.88
(inc. VAT)
Units
Per unit
1 - 4
£74.90
5 +
£71.16
Related Products
The MK9052 motor protection relay is used to ...
Description:
The MK9052 motor protection relay is used to prevent thermal overloads in motors (for example as caused by high switching frequencies, heavy start-up loads, single phase operation, interrupted cooling, high ambient temperature).Special thermistors (PTC resistors) developed specifically for motor protection are used as temperature sensors. Up to 6 sensors can ...
3RN1 thermistor motor protection devices are thermal protection ...
Description:
3RN1 thermistor motor protection devices are thermal protection devices that are suitable, in combination with type A PTC resistors (cold conductors), for monitoring the temperature of electrical drives, transformer windings, oils, bearings, air etc. Work according to the closed circuit current principle (monostable design) and therefore self-monitoring with regard to ...
For monitoring the power consumption of electrical loads. ...
Description:
For monitoring the power consumption of electrical loads. For monitoring AC and DC currents Relay for overcurrent or undercurrent monitoring Measurement frequency up to 5 k HzLED indicates operational readiness and contact position With time delay Output contact 2 changeovers Overall width: 22.5 mm.
Thermistor Protection Relays offer protective functions that are ...
Description:
Thermistor Protection Relays offer protective functions that are easily added and applied to motor control circuits. Typical applications include VFD Controlled Motors, Transformers, Bearings and Compressors. Monitors over temperature Connection of up to six PTC thermistors in series Open and short circuit detection Short circuit protected signal input Status indication ...