LCD
GRAPHIC
FACTORY
FUNCTION
DISPLAY
SETTING
DESCRIPTION
SETTING
6-3
* 07
TRQ BOOST1
TORQUE BOOST #1
2.0
Torque boost for motor #1 can be set to
optimize the V/Hz characteristics of the
drive according to the type of load the
motor will see. The factory setting of
zero (0) causes the drive to automatic-
ally select the boost level according to
its torque calculations
0.0:
Automatic
0.1 - 0.9
Variable torque loads (Fans)
1.0 - 1.9:
Proportional torque loads (Machine tool spindle)
2.0 - 20:
Constant torque loads (Conveyor)
NOTE : Function Code 29 setting will affect this
Function Code.
CAUTION:
When using Automatic (0.0 setting) be sure Function Codes
87 & 88 are set for the connected motor. With the motor connected,
not rotating, and with load disconnected, if possible, activate Function
Code 90 (Tuning) to reset Function Code 91 & 92.
* 08
ELCTRN OL
ELECTRONIC OVERLOAD
1
The Drive's Electronic Overload can be selected to
help protect the motor from thermal overload due to
various operating conditions. Selection should be
based on operating conditions, type of load, motor
thermal characteristics and the applicable NEC and
local electrical code requirements.
The motor thermal characteristics and the diagram
shown in Function Code 09 should be reviewed, and
their characteristics coordinated, to determine what
is the protection level available with the drive/motor
combination, and what additional protection will be
required. (Refer to Function Code 09.)
0:
Inactive (Internal thermal overload device)
1:
Active (Review motor thermal characteristics)
2:
Special factory setting (Consult Company)
Volts
Hz
Base Frequency
20.0
2.1
0
1.0 - 1.9
0.1 - 0.9
2.0
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