Safety Notice - Baldor 22H series Installation & Operating Manual

Safety Notice

PRECAUTIONS
MN722
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.
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: 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 should be
disabled by changing the Level 2 Miscellaneous block, Restart
Auto/Man parameter to Manual.
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: Improper operation of control may cause violent motion of the
motor shaft and driven equipment. Be certain that unexpected
motor shaft movement will not cause injury to personnel or damage
to equipment. Certain failure modes of the control can produce
peak torque of several times the rated motor torque.
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.
WARNING: The motor shaft will rotate during this procedure. Be certain that
unexpected motor shaft movement will not cause injury to
personnel or damage to equipment.
Continued on next page
General Information 2-3