Vacon CX Service Manual

INDEX Service Manual M4 - M10
17.10.2001 Page 5
3. INDEX
1. PRECAUTIONS / SAFETY NOTICES ................................................................................. 2
2. FOREWORD ...................................................................................................................... 4
3. INDEX .............................................................................................................................. 5
4. WARRANTY ...................................................................................................................... 8
4.1 Service policy ..............................................................................................................8
4.2 Materials ..................................................................................................................... 9
4.2.1 Stock of spare units............................................................................................... 9
4.2.2 Stock of spare parts .............................................................................................. 9
5. FUNDAMENTALS ............................................................................................................. 10
5.1 General description................................................................................................... 10
5.2 Technical data ........................................................................................................... 12
5.2.1 Power ratings...................................................................................................... 12
5.2.2 Technical specifications ...................................................................................... 12
5.3 Recommendations..................................................................................................... 15
5.3.1 Safety precautions .............................................................................................. 15
5.3.2 ESD precautions.................................................................................................. 16
5.4 Tools.......................................................................................................................... 17
5.4.1 General ............................................................................................................... 17
5.4.2 Basic tool requirements...................................................................................... 17
5.5 Spare parts................................................................................................................ 18
6. MAINTENANCE .............................................................................................................. 19
6.1 Recommended maintenance actions ......................................................................... 19
6.2 Re-forming of DC bus electrolytic capacitors ............................................................ 20
6.2.1 Precautions and safety notices ........................................................................... 20
6.2.2 Capacitors ........................................................................................................... 21
6.2.3 Re-forming after long storage period ................................................................. 21
7. TROUBLESHOOTING ...................................................................................................... 23
7.1 General...................................................................................................................... 23
7.2 Fault codes on panel.................................................................................................. 23
7.2.1 Fault codes, possible reasons and checking to be done ...................................... 23
7.3 Troubleshooting for a defective unit.......................................................................... 50
7.3.1 Warnings............................................................................................................. 50
7.3.2 Checking instructions.......................................................................................... 50
7.3.2.1 Checking of current measurement circuit..................................................... 50
7.3.2.2 Checking of IGBTs ......................................................................................... 53
7.3.2.3 Checking of gate drivers ............................................................................... 54
7.3.2.4 Checking of voltage measurement circuit..................................................... 56
7.3.2.5 Checking of braking chopper ........................................................................ 58
7.3.2.6 Checking of charging circuit.......................................................................... 60
7.3.2.7 Checking of rectifiers.................................................................................... 60
7.3.2.8 Checking of DC bus capacitors ...................................................................... 60
8. MAIN CIRCUIT ............................................................................................................. 61
8.1 General...................................................................................................................... 61
8.2 AC- to DC converter ................................................................................................... 61
8.2.1 Description.......................................................................................................... 61
8.2.2 Operation ............................................................................................................ 61
8.2.3 Troubleshooting.................................................................................................. 62
8.2.4 Assembly instructions......................................................................................... 65
8.2.5 Tightening order and torque ............................................................................... 65

Vacon CX Specifications

General

Brand	Vacon
Model	CX
Category	Media Converter
Language	English