Datakom DPR-400 - Overcurrent Protection (Ansi 50;51)

DPR-400 User Manual Rev_01 Firmware V-1.0
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The controller offers 4 levels of overcurrent protection, each with its own distinct parameter group.
Parameter Definition
Description
Factory Setting
I> Set
Parameters for level 1 protection
IEC, 1.00In, TMS=0.1
I>> Set
Parameters for level 2 protection
DT, 4.00In, Dly= 0.00s
I>>> Set
Parameters for level 3 protection
Inactive
I>>>> Set
Parameters for level 4 protection
Inactive
After selecting the desired protection level, the following screen which shows and allows changing only
the selected function’s parameters is displayed. One can return to programming mode by pressing
button. Refer to Table 12.1 for curve specific parameters.
Configuration screen
12.4. OVERCURRENT PROTECTION (ANSI 50/51)
Protection Type
Protection Level
Curve Type
Directional
Protection
Protection
Value
Curve Specific
Parameters
Select next parameter or
increase selected parameter
value
Press to begin and end
changing the selected
parameter
Select previous parameter or
decrease selected parameter
value
Cancel