User Manual Owner's manual

Rockwell Automation Publication 290D-UM001A-EN-P - June 2012 149
Bulletin 290D/291D/294D Programmable Parameters Chapter 4
Figure 37 - Overload Trip Curves
Clear a Type 1 Fault and Restart the Drive
1. Set Parameter 84 (AutoRestartTries) to a value other than 0.
2. Set Parameter 85 (AutoRestartDelay) to a value other than 0.
Clear an Overvoltage, Undervoltage, or Heatsink OvrTmp Fault without Restarting the Drive
1. Set Parameter 84 (AutoRestartTries) to a value other than 0.
2. Set Parameter 85 (AutoRestartDelay) to 0.
Min. Derate
0
80
100
60
40
20
% of Motor Overload Current (P30)
No Derate
0
80
100
60
40
20
% of Motor Nameplate Hertz (P29)
% of Motor Overload Current (P30)
% of Motor Nameplate Hertz (P29)
% of Motor Overload Current (P30)
% of Motor Nameplate Hertz (P29)
Max. Derate
0
80
100
60
40
20
0
200
175
150
125100755025
0
200
175
150
125100755025
0
200
175
150
125100755025
SWCurrentTrip
Enables/disables a software instantaneous
(within 100 ms) current trip.
For 0.5 Hp units – Min = 0; Max = 3.0; Default = 0
For 1.0 Hp units – Min = 0; Max = 5.0; Default = 0
For 2.0Hp units – Min = 0; Max = 8.4; Default = 0
Parameter Number 83
Related Parameter 30
Access Rule GET/SET
Data Type UINT
Group Advanced Config.
Units x.x Amps
Minimum Value 0.0
Maximum Value Hp Dependent
Default Value 0.0 (Disabled)
AutoRstrtTries
Set the maximum number of times the drive
attempts to reset a fault and restart.
Parameter Number 84
Related Parameter 85
Access Rule GET/SET
Data Type UINT
Group Advanced Config.
Units —
Minimum Value 0
Maximum Value 9
Default Value 0
ATTENTION: Equipment damage and/or personal injury may result if this
parameter is used in an inappropriate application. Do not use this function
without considering applicable local, national, and international codes,
standards, regulations, or industry guidelines.