00197471-03_Service Manual Internal WPC5_6, EN_01-2019.pdf - 第46页
Service Manual In ternal WPC5 / WPC6 Page 3- 46 On the left side of the WPC (Backside of the pow er supply) The back of the control uni t contains the te rminal strips and the plug- and -socket connections of: • The li…
Service Manual Internal WPC5 / WPC6
Page 3-45
3.6 Control Unit and Power Supply Unit
3.6.1 Position
On the right side of the WPC (Front side of the power supply)
The front end of the control unit (right side of WPC) contains of:
• Servo and axis cards
• Ballast Circuit
• Power supply board
• Controller board
The front end or mounting plate of the power supply unit contains the:
• Protective contactor combination SSK – K1
• Contactors K2/K3/K5/K6
• Primary and secondary transformer fuses
For further details, see "3.6.2 Overview" [
➙
3-47] and "3.6.4 Overview of Electrical Components"
[➙ 3-60].
➢
Remove the 4 screws (1) fastening the side
covers. Underneath, you will see the front end
of the control unit (2) and the front end of the
power supply unit (3).
Service Manual Internal WPC5 / WPC6
Page 3-46
On the left side of the WPC (Backside of the power supply)
The back of the control unit contains the terminal strips and the plug-and-socket
connections of:
• The limit switches, sensors and light barriers
• The drive motors (lifting and feed axis)
• The fan connection etc.
The back part or mounting plate of the power supply contains of:
• Inrush current limitation board A2 and A1 with K4
• Line filter for 3-phase system
• Rectifier bridge
• Transformer.
For further details, see "3.6.2 Overview" [➙ 3-47] and "3.6.4 Overview of Electrical Components" [
➙ 3-60].
➢ Remove the 8 screws (1) fastening the two
side covers. Underneath, you will see the back
of the control unit (3) and the back of the
power supply unit (2).
Service Manual Internal WPC5 / WPC6
Page 3-47
3.6.2 Overview
Front top
- overview of servo amplifier and cards
1. Servo amplifier for feed axis (3A)
2. Ballast Circuit
3. Braking resistor for lifting axis
4. Servo amplifier for load axis (WPC6 only)
5. Servo amplifier for lifting axis (10A)
6. Axis card KSP A364 analog
7.
Controller Board
8.
Supply board
From bottom
- overview of electrical unit
1. Protective door monitor and emergency STOP,
K5 and K6 (WPC6 only)
2. SSK K1
3. Contactor K 2
4. Contactor K 3
Back bottom
- overview of electrical unit
1. Contactor 3RT10 15-2BM42, K4
2. Suppression diode for contactors DC150-250V
on K4
3. Inrush current limitation board WPC
[03047752-xx] (WPC6 only)
4. Inrush current limitation board WPC NS
(WPC6 only)