Hitachi GR4000 Series Installation Manual page 145

Step 5
with screws in the order of earth terminal (first), 0V terminal (second) and –48/-60
terminal (third).
-48V/-60V terminal
Cable cramp
DC power cable
Figure 4.5-19
WARNING: WHEN CONNECTING THE DEVICE TO THE DC POWER SUPPLY UNIT, USE
Step 6
Cable cramp
Figure 4.5-20 Fixation of DC power cable
Step 7
Figure 4.5-21 Attachment of the terminal cover
520-10-014-20X
Put the DC power cable through the cable cramp, and then fix its terminals
0V terminal
Earth terminal
Fixation of terminals
THE EARTH (GROUND) TERMINAL TO AVOID AN ELECTRIC SHOCK OR
THE TROUBLE RELATED TO ELECTRIC NOISES.
Fix the DC power cable by fastening the screws of the cable cramp.
Screws
Cover the terminals with the terminal cover.
GR4000 Installation Guide Version 1.00 - Preliminary
Screws
Terminal cover
127