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This manual is intended for qualified electrical personnel familiar with installing, programming, and
maintaining AC Drives. This manual contains information on:
S
Installing and wiring the VS1SM drive
S
Programming the drive
S
Troubleshooting the drive
1.1
Getting Assistance from Baldor
For technical assistance, contact your Baldor District Office. Before calling, please review the
troubleshooting section of this manual and you will be asked for the drive model number or catalog
number that is located on the Nameplate.
1.2
Safety Notice
This equipment contains voltages that may be as high as 1000 volts! Electrical shock can cause serious
or fatal injury. Only qualified personnel should attempt the start-up procedure or troubleshoot this
equipment.
This equipment may be connected to other machines that have rotating parts or parts that are driven by
this equipment. Improper use can cause serious or fatal injury. Only qualified personnel should attempt
the start-up procedure or troubleshoot this equipment.
Precautions: Classifications of cautionary statements
WARNING:
Do not touch any circuit board, power device or electrical connection before you first
ensure that power has been disconnected and there is no high voltage present from
this equipment or other equipment to which it is connected. Electrical shock can
cause serious or fatal injury. Only qualified personnel should attempt the start-up
procedure or troubleshoot this equipment.
WARNING:
Be sure that you are completely familiar with the safe operation of this equipment.
This equipment may be connected to other machines that have rotating parts or
parts that are controlled by this equipment. Improper use can cause serious or fatal
injury. Only qualified personnel should attempt the start-up procedure or
troubleshoot this equipment.
WARNING:
Do not use motor overload relays with an automatic reset feature. These are
dangerous since the process may injure someone if a sudden or unexpected
automatic restart occurs. If manual reset relays are not available, disable the
automatic restart feature using external control wiring.
WARNING:
This unit has an automatic restart feature that will start the motor whenever input
power is applied and a RUN (FWD or REV) command is issued. If an automatic restart
of the motor could cause injury to personnel, the automatic restart feature of the
VS1MSD should be disabled.
WARNING:
Be sure the system is properly grounded before applying power. Do not apply AC
power before you ensure that all grounding instructions have been followed.
Electrical shock can cause serious or fatal injury.
WARNING:
Do not remove cover for at least five (5) minutes after AC power is disconnected to
allow capacitors to discharge. Dangerous voltages are present inside the equipment.
Electrical shock can cause serious or fatal injury.
WARNING:
Motor circuit may have high voltage present whenever AC power is applied, even
when motor is not rotating. Electrical shock can cause serious or fatal injury.
Continued on next page
MN760
Chapter 1
Introduction
Quick Start 1-1
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