It looks like you’re asking for a wiring diagram for temperature measurement on a Simo high voltage motor. While I don’t have the specific diagram for that exact model, I can provide a general guideline on how temperature sensors are typically wired for high voltage motors.
General Wiring Steps for Temperature Measurement on High Voltage Motors:
1. Temperature Sensor Type:
– Motors typically use RTDs (Resistance Temperature Detectors) or thermocouples for temperature measurement.
– RTDs (e.g., Pt100 or Pt1000) are more common for precision measurements in motors.
2. Sensor Placement:
– Sensors are often placed on the stator windings, bearings, or other critical areas to monitor temperature.
– In high voltage motors, sensors are usually embedded within the windings or attached to the motor housing near the stator.
3. Wiring RTDs:

– 3-wire or 4-wire connection is used for RTDs to eliminate errors caused by wire resistance.
– Typically, you’ll connect the RTD’s 3 or 4 leads to a temperature monitoring system or PLC.
– For a 3-wire RTD: One wire connects to the positive input of the PLC, and the other two connect to the negative and ground inputs.
– For a 4-wire RTD: You connect each lead to the corresponding input channels on the temperature monitoring system.
4. Wiring Thermocouples:
– Thermocouples have two wires, with one usually color-coded (e.g., yellow and red for Type K).Green energy motors
– You’ll connect the two thermocouple wires to a signal converter or temperature transmitter, which will then send the signal to a monitoring system.
5Motor cooling systems. Signal Conditioning:
– The signals from RTDs or thermocouples are usually weak, so signal conditioning equipment (e.g., transmitters) is used to amplify and convert the signal into a readable form.
– For RTDs, a 2-wire or 3-wire transmitter is typically used.
– For thermocouples, a thermocouple transmitter will convert the voltage signal into a proportional temperature reading.
6. Connecting to the Monitoring System:
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– The converted temperature signal is then sent to a PLC, DCS, or SCADA system for real-time monitoring.
– In some cases, motor protection systems may also be configured to shut the motor down if the temperature exceeds a set threshold.
If you have more specific details or if you want an image of a typical diagram, I can assist you with creating one!
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