6
RELAY CONTROL SYSTEM ELECTRICAL INSTRUCTIONS
The operator supports NEMA-1 and NEMA-4 3-
button control stations with N/O “Open” and “Close”
buttons. The “Stop” buttons must be N/C. The low
-voltage control connections for the primary (first)
station should be made with the 4-
conductor “Thermo Wire” that was included with your kit. Although
the color codes are arbitrary, Goff’s has selected the following standa
rd:
Green
-
(8) COM
Red
-
(9) STOP
Blue
-
(7) OPEN (UP)
White
-
(6) CLOS (DOWN)
Single-station control installations are performed by simply running the control wiring
between the control station and the operator, and attaching the appropriate wires to
the screw terminals as indicated in the following photos:
