User Manual

Rockwell Automation Publication 193-UM002I-EN-P - December 2011 113
Programmable Parameters Chapter 5
Table 42 - Other Overload Setup Group Parameters Detail
TRIP CLASS
The value in this parameter determines the
maximum time (in seconds) for an overload
trip to occur when the motor operating
current is six times its rated current.
Parameter Number 29
Access Rule Get/Set
Data Type USINT
Object Mapping 2C
hex
-1-129
Group Overload Setup
Units —
Minimum Value 5
Maximum Value 30
Default Value 10
OL/PTC RESET MODE
This parameter defines whether an
Overload or PTC Trip can be automatically
or manually reset. Note: all other trips must
be manually reset.
Parameter Number 30
Access Rule Get/Set
Data Type BOOL
Object Mapping 0x29-1-130
Group Overload Setup
Units —
Minimum Value 0 = Manual
Maximum Value 1 = Auto
Default Value 0
OL RESET LEVEL
The value in this parameter establishes
what the value stored in Parameter 9, %
Therm Utilized, must fall below before an
overload trip can be manually or
automatically reset.
Parameter Number 31
Access Rule Get/Set
Data Type USINT
Object Mapping 0x29-1-131
Group Overload Setup
Units % (Thermal Utilization)
Minimum Value 0
Maximum Value 100
Default Value 75
CT RATIO
➊
This parameter defines the turns ratio of
the primary current transformers (when
used). See Table 41 - on page 5-112 for the
corresponding FLA setting ranges.
Parameter Number 78
Access Rule Get/Set
Data Type USINT
Object Mapping 0x2-1-178
Group Overload Setup
Units —
Minimum Value 0 = 50:5
1 = 100:5
2 = 150:5
3 = 200:5
4 = 300:5
5 = 500:5
6 = 600:5
7 = 800:5
8 = 1200:5
9 = 2500:5
Maximum Value 10 = 5000:5
Default Value 0 = 50:5
➊ FRN 2.000 and later