LG DMPR Setting
 







D-EMPR Setting
 Digital EMPR

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Digital EMPR Settings 1 and 2

1. Check Test/Reset button  
Before operating a motor, set the D-EMPR as follows:
 		  
1. Check the operation of the Test/Reset button  

Check the operation when it is tripped

  1. Check the wiring
  2. Press the Test/Reset button and when test is displayed on the LED  the DMPR is tripped.
  3. Press the Test/Reset button again to reset

Note) In order to avoid the trip fault, the push operation of Test/Reset is not available when the motor is rotating.

 

2. Shift the mode by pressing the 'FUN key' and then select the values by pressing the   'Sel key'
   
  • You can finish the setting by pressing the 'Sel key' in the 'Sto mode'.
  • To protect the operation with the motor rotating, the setting is allowed only in the test mode.
FUNC Sel Functions Note

Inverse or definite time characteristics Default is inverse time characteristics

Set the O-time
(Define time only)		 For D-time setting use the time knob

Reverse phase protection Default is "Off"

Under-current Protection Default is "Off" (note¹)

Alarm function
(with pre-alarm function)		 Default is "Off"
 
Stall function Default is "Off"
Lock function Default is "Off"
CT ratio Default is 1:1   (note²)
Phase failure Default is "On"
Store  

Note 1) Set the under current value from above 350mA.
Note 2) Do not change the CT ratio in DMP60 types (Default is 10:1)

 

Overview
  1. First shift to the test mode by pressing the "Test/Reset" button and then set the functions by pressing the "FUNC" button.
  2. Each time you press the "FUNC" button, you step or switch  through the various functions from  1.CHA thru to Sto.
  3. If no button is pressed in the selection mode, it remains in that mode.
  4. If you select the inverse time characteristics it skips mode 2 (Definite 0-time) and goes to mode 3 (Reverse phase).
 

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