YASKAWA ACS-500 User Manual page 12

STEP 4: Equipment Ground Wire Connections
Terminals are provided in the Combiner for all Equipment Grounding Conductors (EGCs). Torque each
EGC per the specifications in the Table below.
Table 3-2: Ground Bar Specifications
GROUND BAR SPECIFICATIONS
POSITIONS
CONDUCTOR COMPATIBILITY
TEMPERATURE RATING
TORQUE
STEP 5: Final Steps
Verify the proper phase sequence of each conductor. The ACS 500 System will not turn on if the phases
are in reverse sequence.
Check the AC Combiner for tools and debris; ensure that the unit is clean and orderly.
 Verify that all connections meet the requirements of this User's Manual.
 Secure the ACC-1500-500 AC Combiner cover, ensuring that all ¼-turn fasteners are secured.
 Consult the startup and commissioning procedures for the ACS-500 AC-Coupled Energy Storage
system before energizing.
Yaskawa Solectria Solar
Figure 3-6: Equipment Ground Bar
12
12 (Al) / 14 (Cu) AWG – 4 AWG
90C
20 in-lb, flat-head screwdriver
INFO ✔
DOCR-071070 Page 12 of 30