Bosch 4306 Service Manual download pdf (Page 3)

• DOK-POWER*-KDV*2.3****-ANW1-EN-E1,44 • 06.97

Table of Contents

Page

Table of contents

1. INDRAMAT's modular AC drive system 5

1.1. The design of the KDV 2.3 supply module ......................................6

2. Applications 7

2.1. Functional power features of the KDV 2.3 .......................................8

2.2. KDV 2.3 power ratings .....................................................................9

2.3 KDV 2.3 - technical data ................................................................10

3. Guidelines for installation and electrical connections 11

3.1. Terminal diagram............................................................................12

3.2. Mains connection - power section..................................................13

3.3. Fuse protection for the power connection......................................14

3.4. Selecting the mains contactor ........................................................14

3.5. Power supply requirements ...........................................................15

3.6. DC bus ...........................................................................................16

3.7. Additional capacitance on the DC bus ...........................................17

3.8. Smoothing choke ...........................................................................17

3.9. Electronics and internal blower power supply................................17

3.10. Wire-ribbon connection for the electronics and signal exchange ..18

3.11. Fault current protective device .......................................................19

3.12. Checking the control cabinet..........................................................19

3.13. KDV 2.3 from the front ...................................................................20

3.14. Installing the KDV 2.3 in the control cabinet ..................................21

4. Control circuits (control of input power) 24

4.1. Differentiating features of the power circuits..................................25

4.2. Using the DC bus dynamic brake ..................................................26

4.3. DC bus short-circuiting switch........................................................28

4.4. KDV 2.3 control circuits with dynamic braking ...............................30

4.5. KDV 2.3 control circuits without dynamic braking ..........................32

4.6. Control circuits for a controlled braking of the drives

for an E-stop or power failure.........................................................34

1 2 3 4 5 6 7 8 ... 56 57

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Bosch 4306 Service Manual Page 3