8’–24’ POWERFOIL
®
X2.0 & POWERFOIL
®
X2.0PLUS FANS
WWW.BIGASSFANS.COM ©2012 DELTA T CORP. DBA BIG ASS FAN CO. ALL RIGHTS RESERVED
32
Electrical Installation (cont.)
Wiring: Fan Controller (400V–480V 3Φ, 1 HP and 2 HP)
WARNING: Wait three minutes after disconnecting before servicing!
WARNING: Improper installation can cause electric shock or damage to the motor and controller! A qualified electrician
should perform the installation.
The diagram below shows a standard fan controller (400V–480V 3Φ, 1HP and 2HP) using three-phase input from AC power supply.
See “Power Requirements” on page 25 for detailed voltage, current, and circuit breaker/fuse requirements.
400
–
480V 3Φ
1 HP & 2HP Frames
Included NEMA L16-20P
Twistlock Plug & 15-ft Cord
READY RUN
FAULT
1 2 3
1 2 3
ON
ON
RA RB RC
AVI
NPN
PNP
PNP
ACI
ACI
AC INPUT
WIRING MOTOR
OUTPUT
WIRING
AC INPUT FUSING
FIRE RELAY
DATA
CABLE
SPARE ENTRY
(½” NPT plugged)
6A/10A
6A/10A