BIG ASS FANS Powerfoil X3.0 Guia De Instalacion página 25

WARNING: Wait three minutes after disconnecting before servicing!
Remove the VFD cover to access the VFD.
ON ON
READY RUN FAULT
1 1 2 2 3 3
AVI RA RB RC
ACI
ACI
NPN
PNP PNP
ORANGE
BLUE
YELLOW
ON
ON
READY RUN FAULT
1 1 2 2 3 3
AVI
RA RB RC
ACI ACI
NPN
PNP PNP
YELLOW
BLUE
ORANGE
FIRE RELAY WIRING (E SERIES)
From main FACP or
NAC box (if applicable)
RED
WHITE
RED
From main FACP or
NAC box (if applicable)
RED
WHITE
RED
WWW.BIGASSFANS.COM
A contact closure across digital input terminals MI3 and
DCM will result in fan shutdown. The relay uses a Normally
Open (N.O.) contact. The relay coil must be energized by
the FACP for fan shutdown.
F
H
U
Two additional relay coil leads are provided to facilitate
RUN STOP FWD REV REM LOC
supervision pass-through where required.
An alarm condition will stop the fan and issue a fault at the
controller.
COMMON
BLUE
(+)
RED (X2)
NORMALLY
YELLOW
CLOSED
WHITE (X2) (-) NORMALLY
ORANGE
OPEN
COIL: 20–32 VDC @ 20 mA
Optionally, the relay can be used with a Normally Closed
(N.C.) contact. The relay coil must remain energized by the
FACP for fan operation. This would be considered a fail
safe or fail open wiring arrangement.
F
H
Two additional relay coil leads are provided to facilitate U
supervision pass-through where required.
RUN STOP FWD REV REM LOC
An alarm condition will stop the fan and issue a fault at the
controller.
COMMON BLUE
RED (X2) (+)
NORMALLY
YELLOW
CLOSED
(-)
WHITE (X2)
NORMALLY
ORANGE
OPEN
COIL: 20–32 VDC @ 20 mA
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