HRE-207 Advanced Maintenance Electrician Trainer

Overview

This equipment is suitable for higher vocational schools, secondary vocational schools of electromechanical equipment installation and maintenance, electromechanical technology application, electrical operation and control, electrical technology application, electronic and electrical application and maintenance of professional "motor and its control", "motor and drag", "motor and transformer", "programmable controller technology" and other courses and non-electromechanical professional compulsory course unit or elective course unit "motor control circuit", The teaching and practical training of "Machine Tool Circuit Maintenance".

This equipment is also suitable for technical school electromechanical professional "electrical equipment maintenance" course practice, but also suitable for vocational training schools, installation, maintenance of electrician intermediate class, installation, maintenance of electrician senior class, installation, maintenance of electrician technician class, installation, maintenance of electrician senior technician class training and practice.

Practical training projects

1. motor pointing and continuous rotation circuit connection training; 

2. Push-button interlocked motor forward and reverse circuit connection training;

3. contactor interlocking motor forward and reverse circuit connection training;

4. training of motor forward and reverse circuits with double interlocking of contactors and push buttons;

5. motor stator winding series resistance starting control circuit connection training;

6. Push-button switching Y-△ start control circuit connection training;

7. time relay switching Y-△ start control circuit connection training;

8. Motor reverse braking control circuit connection training;

9. motor round trip control circuit connection training;

10. motor sequential start control circuit connection training;

11. motor timing operation control circuit connection training;

12. Push-button switching of two-speed motor control circuit connection training;

13. time relay switching two-speed motor control circuit connection training;

14. Simple production machinery electrical control circuit connection training;

15. AC motor speed control training;

16. lathe electrical control circuit unit common fault checking and troubleshooting (16 fault points):

17.T68 boring machine electrical control circuit unit common fault checking and troubleshooting, (16 fault phenomena):

18. X62W milling machine electrical control circuit unit common fault checking and troubleshooting (16 fault phenomena):

19. Electric hoist electrical control circuit unit common fault checking and troubleshooting (16 fault phenomena):

20. Panel function parameter setting and operation of practical training;

21. Frequency converter on motor point control, start-stop control;

22. Motor speed multi-stage control;

23. PLC and inverter integrated control training;

24. motor open-loop speed regulation based on analogue control;

25. open-loop speed regulation of motor based on panel operation;

26. inverter protection and alarm function training;

1. lathe electrical control circuit fault phenomenon:

1)All motors are missing a phase, and all control circuits fail;

2) the spindle motor is missing a phase;

3)The spindle motor lacks one phase;

4) M2, M3 motor is missing a phase, the control circuit failure;

5)cooling pump motor missing one phase;

6)cooling pump motor missing a phase;

7)The knife frame fast moving motor is missing a phase;

8)The knife frame fast moving motor is missing a phase;

9)Failure of all controls except lighting;

10)Control circuit failure;

11)Indicator light is on and all other controls are invalid;

12) The spindle motor can not start;

13) except for the tool holder fast moving control other control failure;

14) tool holder fast moving motor does not start, tool holder fast moving failure;

15)All machine controls fail;

16) spindle motor start, cooling pump control failure, QS2 does not work.

2. Milling machine electrical control circuit failure phenomenon:

1) spindle motor forward and reverse are missing a phase, feed motor, cooling pump is missing a phase, the control transformer and lighting transformer are out of power;

2) spindle motor regardless of positive and negative rotation are missing a phase;

3) The feed motor lacks one phase in reverse rotation;

4) Fast feed solenoid can not act;

5) Lighting and control transformer no power, lighting does not light, control circuit failure;

6)Control transformer is out of power, control circuit failure;

7)Lighting lamp does not light up;

8)control circuit failure;

9)control circuit failure;

10)Spindle brake failure;

11)The spindle cannot be started;

12)The spindle cannot be started;

13)Table feed control fails;

14)Failure of table downward, rightward and forward feed control;

15)Table backward, upward and leftward feed control failure; 

16) two fast feed all failed.

3.T68 boring machine electrical control circuit failure phenomenon:

1) all motors are phase missing, control circuit failure;

2) spindle motor and table feed motor, regardless of positive and negative rotation are missing phase, the control circuit is normal;

3) The spindle positive rotation is missing a phase;

4) The spindle positive and negative rotation are missing a phase;

5) spindle motor low-speed operation brake solenoid YB can not act;

6) The feed motor is missing a phase when it is moving forward rapidly;

7)The feed motor lacks a phase regardless of forward and reverse rotation;

8) The control transformer lacks a phase, and the control circuit and lighting circuit are without power;

9) The spindle motor positive rotation and start are invalid;

10) All control circuits are invalid;

11) the spindle motor reversal point and start are invalid;

12) The spindle motor's high and low speed operation and the rapid movement of the rapid traverse motor can not be started;

13) The low-speed spindle motor can not be started, high-speed, no low-speed transition;

14)The high speed operation of the spindle motor fails;

15) Rapid traverse motor, regardless of forward and reverse rotation are invalid;

16) rapid traverse motor positive rotation can not start.

4. electric hoist electrical control circuit failure phenomenon:

1) hook motor and mobile motor are missing a phase;

2) hook motor and mobile motor are missing a phase, display and control circuit are invalid;

3) When the hook rises, the brake solenoid fails; when the hook falls, the hook motor lacks a phase;

4) The mobile motor lacks one phase;

5) The mobile motor lacks one phase when it moves back;

6)Display and control circuit failure;

7)Indicator lamp does not light up and control loop fails;

8)Press SB1, KM1 coil does not attract;

9)Press SB1, KM1 coil does not attract;

10)The control of hook descending and moving back and forth is invalid;

11)Press SB2, KM2 coil does not absorb;

12)The control of forward and backward movement is invalid;

13)Press SB3, KM3 coil does not absorb;

14)Press SB3, KM3 coil does not absorb;