50
SunTouch
®
Control System Installation and User’s Guide
Grounding Bus Bar
(three terminals for
relays and one for main
AC ground wire)
Grounding and Bonding to the SunTouch
®
Control System Power
Center
Connect a ground wire from the primary electrical panel to the SunTouch
®
Control System ground bus bar.
Also ground each piece of high voltage (120 VAC or 240 VAC) equipment that is connected to the SunTouch
Control System Power Center relays. The SunTouch Control System Power Center must also be connected to
the pool bonding system using an 8 AWG (minimum) wire. An earth terminal for bonding is provided on the
grounding bus bar inside the Power Center. For input AC wiring information, see page 520.
SunTouch
®
Control System Power Center