58
SunTouch
®
Control System Installation and User’s Guide
Installing Auxiliary Relays
A maximum of three standard auxiliary relays can be installed in the SunTouch
®
Control System Power
Center. Depending on the SunTouch Control System kit, relays may not be included in the kit. Relays must be
installed at the site. When using a 2-Speed pump, the optional 2-Speed relay (P/N 520198) can be installed,
replacing the standard relay which is located in the right-side of the Power Center. For more information
about SunTouch Control System kits, see page 40. All SunTouch control System high voltage double pole
relays are rated at 3HP/30A at 240 VAC (1½ HP/30A at 120 VAC).
Relay locations
A standard relay can be installed in any one of the thee locations provided in the SunTouch Control System
Power Center with the exception of the an optional 2-Speed relay, which can only be installed in the right-side
compartment of the Power Center. Power Center relay locations are shown below.
Installing relays
To install a standard relay in the SunTouch Control System Power
Center:
1.
Standard relay (Location 1):
Position the relay coil up in the
relay compartment at about a 30 degree angle. Slide the tip
of the relay flange under head of the left-side screw. Rotate
the relay upward to align the right-side flange with the screw
hole. Using a 1/4 in nut driver, secure the relay in place with
the retaining screw.
Standard relay (Location 2):
Position the relay (coil facing
upward) in the relay compartment at about a 30 degree angle.
Slide the tip of relay flange under head of the left-side screw.
Rotate the relay downward to align the right-side flange with
the screw hole. Using a 1/4 in nut driver, secure the relay in
place with the retaining screw.
Relay Test button:
For testing relay connectivity, with power
applied, press the lever on the top (line/load side) of the relay.
Standard or
2-Speed relay
(Location 3)
Standard relay
(Location 2)
Standard relay
(Location 1)
Emergency Shut-Off
Switch (ESO) circuit
board (optional)
Three ½”conduit knockouts for relay wires
(14 minimum to 6 maximum depending on
the load)
Slot for relay cables
Screw
head
Flange
Relay (Location 1)
Relay (Location 2)
Line 1/Load 1
Line 2/Load 2
Test button
