5
Figure 5.2.1.5: PV33-5-.. power card (sizes 6750 to 71320) ....................................................................65
Figure 5.2.1.6: PV33-6-.. power card (sizes 81600 to 82000) ..................................................................65
5.2.2. Terminal Assignment on Power section / Cable Cross-Section......................................... 66
Figure 5.2.2.1: Power Terminals connection.............................................................................................66
Table 5.2.2.1: Maximum cable cross section for power terminals..........................................................66
5.3. REGULATION SECTION ........................................................................................................... 67
5.3.1 RV33 Regulation Card ......................................................................................................67
Figure 5.3.1.1: RV33-4 Regulation Card Switch & Jumpers.....................................................................67
Table 5.3.1.1: LEDs & Test points on Regulation card ...............................................................................67
Table 5.3.1.3: Jumpers on Regulation Card RV33-3 .................................................................................68
Table 5.3.1.4: RV33 Regulation Card Switch S3 Settings .........................................................................68
5.3.2. Terminal Assignments on regulation section .................................................................... 69
Table 5.3.2.1: Plug-in Terminal Strip Assignments....................................................................................69
Table 5.3.2.2: Maximum permissible cable cross-section on the plug-in terminals of the regulator section .
................................................................................................................................................................70
Table 5.3.2.3: Maximum Control Cable Lengths .......................................................................................70
Figure 5.3.1.2: Potentials of the control section, Digital I/O NPN connection ...........................................71
5.4. SERIAL INTERFACE................................................................................................................. 72
5.4.1. Serial Interface Description .............................................................................................72
Figure 5.4.1.1: RS485 Serial Interface .....................................................................................................72
5.4.2. RS 485 Serial Interface Connector Description ................................................................ 73
Table 5.4.2.1: Assignment of the plug XS connector for the RS 485 serial interface.................................73
5.5. STANDARD CONNECTION DIAGRAM ..................................................................................... 74
5.5.1. AVy Connections ............................................................................................................. 74
Figure 5.5.1.1:Control sequencing............................................................................................................74
Figure 5.5.1.2: Typical connection............................................................................................................75
5.5.2. Parallel Connection on the AC (Input) and DC (Intermediate Circuit) Side of Several
Inverters.................................................................................................................................... 76
Figure 5.5.2.1: Parallel Connection on the AC and DC Side of Several Inverters ......................................76
5.6. CIRCUIT PROTECTION............................................................................................................. 77
5.6.1. External fuses of the power section ................................................................................. 77
Table 5.6.1.1: External Fuse Types for AC input side ................................................................................77
5.6.2. External fuses of the power section DC input side ........................................................... 78
Table 5.6.2.1: External fuses type for DC input side..................................................................................78
5.6.3. Internal fuses .................................................................................................................. 78
Table 5.6.3.1: Internal fuses .....................................................................................................................78
5.7. CHOKES / FILTERS .................................................................................................................. 79
5.7.1. AC Input Chokes.............................................................................................................. 79
Table 5.7.1.1:3-Phase AC Input Chokes....................................................................................................79
5.7.2. Output Chokes................................................................................................................. 79
Table 5.7.2.1: Recommended values for output chokes............................................................................80
5.7.3. Interference Suppression Filters ...................................................................................... 80
5.8. BRAKING UNITS ..................................................................................................................... 81
Figure 5.8.1: Operation with Braking Unit (Principle)................................................................................81
5.8.1. Internal braking unit ........................................................................................................ 81
Figure 5.8.1.1: Connection with internal Braking Unit and external braking resistor.................................81
5.8.2 External braking resistor ................................................................................................... 82
Table 5.8.2.1: Lists and technical data of the external standard resistors for inverters AVy1007 to 5550 82
Figure 5.8.2.2: Limit operating braking cycle with typical triangular power profile...................................82
Figure 5.8.2.2: Braking cycle with TBR / TC = 20%.................................................................................83
Figure 5.8.2.3:Generic braking cycle with triangular profile .....................................................................84