Power Electronics SD 300 Series, Getting Started Manual

Page: 201 / 354

POWER ELECTRONICS SD300
DESCRIPTION OF PROGRAMMING PARAMETERS
199
Screen Description
Default
value
Range Function
Set on
RUN
Pr.20
Overload trip
select
Giro 0 to 2
The drive will take the following actions in
case an overload fault occurs:
OPT. DESCR. FUNCTION
0 None Protection is disabled.
1
FreeRu
n
The drive’s output is cut,
having as a consequence
the motor free run.
2 Dec
A deceleration until stop is
produced in the time
defined in parameter Pr.7.
Caution: Users should ensure that
disabling this protection does not
compromise the operation of the installation
and/or equipment.
YES
Pr.21 Overload level 180%
30 to
200%
The overload warning protection is a
combination of the parameters Pr.20-22.
The drive will carry out the action selected
in parameter Pr.20 whenever the current
flow within the motor is greater than the
parameter Pr.21 value during the time
defined in parameter Pr.22.
YES
Pr.22
Overload trip
time
60.0s
0.0 to
60.0s
YES
Pr.25
Enable
underload
NO
NO
YES
Sets the underload warning options. Set to
1(Yes) and set the multi-function output
terminals (OU.31 and OU.33) to
‘Underload’. The warning signals are output
when an underload condition arises.
OPT. DESCR. FUNCTION
0 NO
Underload warning
disabled.
1 SI
Underload warning
enabled.
YES
Pr.26
Underload
warning delay
10.0s
0.0 to
600.0s
Set delay time when enabling the underload
warning. The drive will wait this time before
enabling the warning.
YES