Electrical Installation; General Requirements - Danfoss VLT FC 100 Instruction Manual

Installation

2.4 Electrical Installation

2.4.1 General Requirements

This section contains detailed instructions for wiring the
adjustable frequency drive. The following tasks are
described:
•
Wiring the motor to the adjustable frequency
drive output terminals
•
Wiring the AC mains to the adjustable frequency
drive input terminals
•
Connecting control and serial communication
wiring
•
After power has been applied, checking input
and motor power; programming control terminals
for their intended functions
WARNING
EQUIPMENT HAZARD!
Rotating shafts and electrical equipment can be hazardous.
All electrical work must conform to national and local
electrical codes. It is strongly recommended that instal-
lation, startup, and maintenance be performed only by
trained and qualified personnel. Failure to follow these
guidelines could result in death or serious injury.
CAUTION
WIRING ISOLATION!
Run input power, motor wiring and control wiring in three
separate metallic conduits or use separated shielded cable
for high frequency noise isolation. Failure to isolate power,
motor and control wiring could result in less than
optimum adjustable frequency drive and associated
equipment performance.
®
VLT HVAC Drive D-Frame
Instruction Manual
®
MG16D222 - VLT is a registered Danfoss trademark
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