EDPM-210 type microprocessor based motor protection and monitoring device

  • Overview
  • Characteristic
  • Selection Guide

EDPM-210 type microprocessor based motor protection and monitoring device is applied by the set of protection and monitoring &control in variety of asynchronous or synchronous motor in 3kV~10kV level power system. If EDPM-210 is settled with EDPM-220 type micro-processor based motor differential protection device, they are assembled the set of protection and monitoring &control in large motor of which power is higher than 2000KW.


Protection Function

1、Instantaneous Protection

2、Motor Blockage Protection

3、Overload Protection

4、Negative Sequence Current Protection(Unbalance Current Protection)

5、Zero Sequence Over-Current Protection

6、Zero Sequence Over-Voltage Protection

7、Overheat Protection

8、Under-Voltage Protection

9、Over Starting Time Protection

10、Light Load Protection

11、Out-Of-Step Protection

12、Reverse-Power Protection

13、Process Interlock Protection

14、Softstart (short connect starting resistance or reactance)

15、PT Break Judgment

16、CT Break Judgment

Ordering instructions

Provide the following upon ordering:

1. Name, model and quantity of the device. Please specify any special requirement differs from our standard product.

2. Voltage class. The operating power supply for any device is intended for both AC and DC purposes, with 110V and 220V inputs; the 220V version will be provided unless otherwise specified.

3. Communication port: The device standard communication configure is a single 485. If needs dual RS485 network which shall be specified.

4. Ratings of key parameters

For a protector, provide the nominal rated current (1Aor5A)

For a device with the zero sequence current protection function in a low-current ground system, provide the rated zero sequence current (0.2Aor0.02A)

5. Term and place of delivery, means of transport

6. Other terms shall be negotiated.

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