Wall Mounting - Ip21 (Nema 1) And Ip54 (Nema 12) Units; Electrical Installation; General Requirements - Danfoss VLT FC 103 Operating Instructions Manual

Installation
2.3.3 Wall Mounting - IP21 (NEMA 1) and
IP54 (NEMA 12) Units
C C onsider the following before selecting the final instal-
lation site:
2 2 •
Free space for cooling
•
Access to open the door
•
Cable entry from the bottom

2.4 Electrical Installation

2.4.1 General Requirements

This section contains detailed instructions for wiring the
frequency converter. The following tasks are described:
•
Wiring the motor to the frequency converter
output terminals
•
Wiring the AC mains to the frequency converter
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, start up, 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 frequency converter and associated equipment
performance.
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