Hitachi SJ Series - Page 56

7-1
Chapter 7
Wire Connection and Optional Devices
Contents
7.1 What This Chapter Explains ..................................... 7-1
7.2 Remove the Terminal Block Cover ........................... 7-2
7.3 Use the Backing Plate .............................................. 7-3
7.4 Check a Terminal Connection Example .................... 7-4
7.5 Connect Wire to the Main Circuit Terminal Block ...... 7-6
7.5.1 Configuration of Main Circuit Terminal Block ..... 7-6
7.5.2 Description of Main Circuit Terminal Block ........ 7-6
7.5.3 What Can Be Done with Main Circuit Terminal
Block .................................................................. 7-7
7.5.4 Recommended Wire Diameter, Wiring Tools, and
Crimping Terminals ............................................ 7-9
7.5.5 Applicable Breakers .......................................... 7-11
7.5.6 Wiring Locations .............................................. 7-13
7.5.7 Wiring to Power Supply and Motor .................. 7-17
7.5.8 Wiring Separately to the Control Circuit Power
Supply ............................................................. 7-18
7.5.9 Outline of Applicable Peripheral Devices ......... 7-19
7.5.10 DC Reactor Connection Terminal (PD,P)....... 7-20
7.5.11 Regenerative Braking Option ......................... 7-21
7.5.12 Connection Terminals for External Braking
Resistor (P,RB) ................................................ 7-21
7.5.13 Inverter Earth Terminal (G) ............................ 7-22
7.5.14 Enable the Internal EMC Filter ....................... 7-22
7.6 Operation and Optional Areas ................................ 7-23
7.6.1 Structure of Operation and Optional Areas ...... 7-23
7.6.2 Description of Operation and Optional Areas .. 7-23
7.6.3 Take Out the Operator Keypad on the Panel ... 7-24
7.7 Control Circuit Terminal Area .................................. 7-25
7.7.1 Switch Configuration ........................................ 7-25
7.7.2 Wiring to the Control Circuit Terminal Block ..... 7-26
7.7.3 Wiring Portion Under Control Circuit ................ 7-28
7.7.4 Wiring Portion Above Control Circuit ............... 7-31
7.1 What This Chapter Explains
This chapter describes wiring to the inverter and
peripheral options. Before connecting wires with the
inverter and installing optional devices, make sure to
carefully read “Chapter 1 Safety Instructions/Risks”
for safety work.
Symbol Meanings
General and
troubleshooting questions
Key points for a solution
Notes
Confirmation of procedures
Q
A
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Chapter 7 Wire Connection and Optional Devices