Greenheck Vektor Laboratory Exhaust with VGN Technology Electrical Controls Information (476072) - Manual (Page 18)

System Diagram
VEKTOR ROOF EXHAUST F
AN
EXHAUST DUCT
ST
A
TIC PRESSURE
TRANSDUCER BOX
1/4 INCH PRESSURE TUBING
ST
A
TIC PRESSURE PROBE
BYP
ASS DAMPER ACTUA
TOR
(MODULA
TING)
(CONTROLLER BY BMS)
ISOLA
TION DAMPER WIRING
TO VFD BY OTHERS
MOTOR WIRING
VFD POWER WIRING
1/4 INCH PRESSURE TUBING
VGN NOZZLE WITH MODULA
TING ACTUA
TOR(S)
ISOLA
TION DAMPER
WITH OPEN/CLOSE ACTUA
TOR
TO BMS CONTROL
DUCT PRESSURE CONTROL
VFD PROVIDED AND PROGRAMMED BY OTHERS
ST
A
TIC PRESSURE TRANSDUCER
AND TERMINAL BOX SHIPPED LOOSE
(INST
ALLED BY OTHERS)
SER
VICE
DISCONNECT SWITCH
ROOF LINE
NOZZLE FEEDBACK
NOZZLE CONTROLLER
CONTROLLER
POWER WIRING
ANALOG SIGNAL(S)
VFD COMMUNICA
TION
F
AN RUNNING
ST
A
TUS CONT
ACT
ALL GFC PROVIDED CONTROL DEVICES ARE 24V POWER
NOTES: -
All wiring in rigid metal conduit or flexible metal conduit and liquid tight.
-
All tubing and conduit to be UV r
esistant
for outdoor use.
WIRING BY GFC EQUIPMENT BY GFC WIRING BY OTHERS EQUIPMENT BY OTHERS
Electrical Controls Information for Customer-Supplied Variable Frequency Drive
18 VGN Technology
®