GE AF-650 GP Design And Installation Manual page 2

Safety
Safety
Safety Symbols
The following symbols are used in this manual:
WARNING
Indicates a potentially hazardous situation that could
result in death or serious injury.
CAUTION
Indicates a potentially hazardous situation that could
result in minor or moderate injury. It can also be used to
alert against unsafe practices.
NOTICE
Indicates important information, including situations that
can result in damage to equipment or property.
Qualified Personnel
Correct and reliable transport, storage, installation,
operation, and maintenance are required for the trouble-
free and safe operation of the drive. Only qualified
personnel are allowed to install and operate this
equipment.
Qualified personnel are defined as trained staff, who are
authorized to install, commission, and maintain equipment,
systems, and circuits in accordance with pertinent laws and
regulations. Also, the qualified personnel must be familiar
with the instructions and safety measures described in
these operating instructions.
Safety Precautions
WARNING
HIGH VOLTAGE
Drives contain high voltage when connected to AC mains
input, DC supply, or load sharing. Failure to perform
installation, start-up, and maintenance by qualified
personnel can result in death or serious injury.
•
Only qualified personnel must perform instal-
lation, start-up, and maintenance.
MG35M402
AF-650 GP™ Design and Installation Guide
WARNING
UNINTENDED START
When the frequency converter is connected to AC mains,
DC supply, or load sharing, the motor may start at any
time. Unintended start during programming, service, or
repair work can result in death, serious injury, or
property damage. The motor can start via an external
switch, a fieldbus command, an input reference signal
from the keypad, or after a cleared fault condition.
To prevent unintended motor start:
•
•
•
WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors,
which can remain charged even when the frequency
converter is not powered. Failure to wait the specified
time after power has been removed before performing
service or repair work, could result in death or serious
injury.
1.
2.
3.
DET-767c All rights reserved.
Disconnect the frequency converter from the
mains.
Press [Off/Reset] on the keypad before
programming parameters.
Completely wire and assemble the frequency
converter, motor, and any driven equipment
before connecting the frequency converter to
AC mains, DC supply, or load sharing.
Stop motor.
Disconnect AC mains, permanent magnet type
motors, and remote DC-link power supplies,
including battery back-ups, UPS, and DC-link
connections to other frequency converters.
Wait for the capacitors to discharge fully, before
performing any service or repair work. The
duration of waiting time is specified in Table 1.1.