User Manual

148 Rockwell Automation Publication 193-UM002I-EN-P - December 2011
Chapter 7 Voltage Parameters
X
Voltage Accuracy
Voltage Monitor Group
Table 4: Voltage Reporting Summary
Parameter Name Single Phase Delta Wye Open Delta Delta with PT
L1-L2 Voltage X X X X X
L2-L3 Voltage X X X X X
L3-L1 Voltage X X X X
Ave Voltage L-L X X X X X
L1-N Voltage X X
L2-N Voltage X X
L3-N Voltage X
Ave Voltage L-N X X
Voltage Unbalance X X X X X
Voltage Frequency X X X X X
V Phase Rot X X X X
Table 5: Voltage Reporting Accuracy
Operating Range Parameter Accuracy
50 V L-L … 690V L-L
40 Hz … 80Hz
Line to Line Voltage 3%
Line to Neutral Voltage 3%
Voltage Frequency 1%
V Trip Status
This parameter provides voltage based trip
identification as outlined in the table
below:
1 = Trip
0 = No TrIp
Parameter Number
Access Rule Get
Data Type UINT
Object Mapping
Group Voltage monitor
Units —
Minimum Value —
Maximum Value —
Default Value —
Bit Function:
1514131211109876543210
XVoltage Hardware Fault
XUnder Volt L-L
XOver Volt L-L
XVoltage Unbalance
X Phase Rotation
X Under Frequency
XOver Frequency