Chapter 1: Installation and wiring 
6  P/N 3102351-EN • REV 005 • ISS 28DEC18 
Figure 4: Panel backbox wire routing 
 
(1)  Power-limited only when connected to a power-limited source. If connected to a nonpowerlimited source, all 
wiring on terminal block TB3 must be NPFPL, NPFPLR, or NPFPLP rated wire or equivalent, in accordance 
with the NFPA 70 National Electrical Code and routed separately from all power-limited wiring. 
(2)  Other than battery wiring, no other wiring shall be routed through the battery storage area when batteries are 
installed in this enclosure. 
AC power wiring 
Circuit specifications 
•  VS1 panel: 120 V, 60 Hz, 1.3 A or 230 V, 50/60 Hz, 
0.62 A from dedicated branch supply 
•  VS4 panel: 120 V, 60 Hz, 2.0 A or 230 V, 50/60 Hz, 
0.97 A from dedicated branch supply 
WARNING: Electrocution hazard. To avoid personal injury or death from electrocution, remove 
all sources of power and allow stored energy to discharge before installing or removing 
equipment. Never replace the fuse while the circuit is energized. The replacement fuse must 
be of equivalent size and type.