2.4.3 Motor Connection
WARNING
INDUCED VOLTAGE!
Run output motor cables from multiple frequency
converters separately. Induced voltage from output motor
cables run together can charge equipment capacitors even
with the equipment turned off and locked out. Failure to
run output motor cables separately could result in death
or serious injury.
•
For maximum cable sizes, see
10.1 Power-
dependent Specifications.
.
•
Comply with local and national electrical codes
for cable sizes.
•
Gland plates are provided at the base of IP21/54
and higher (NEMA1/12) units.
•
Do not install power factor correction capacitors
between the frequency converter and the motor.
•
Do not wire a starting or pole-changing device
between the frequency converter and the motor.
•
Connect the 3-phase motor wiring to terminals
96 (U), 97 (V), and 98 (W).
•
Earth (ground) the cable in accordance with the
instructions provided.
•
Torque terminals in accordance with the
information provided in
10.3.4 Connection
Tightening Torques
•
Follow motor manufacturer wiring requirements.
Figure 2.7 Terminal Locations D1h
Installation
VLT® Automation VT Drive FC 322 D-Frame Instruction Manual
MG21E122 - VLT® is a registered Danfoss trademark
2-7
2
2
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