Appendix B Programmable Parameters 129
Table B-2 Basic Setup Parameters
Parameter Range/ Description
Code Name options
ConF Wiring mode 3OP2 3-wire Open delta via 2 CTs (2 element)
4Ln3 4-wire WYE via 3 PTs (3 element), line to neutral
voltage readings
3dir 3-wire direct connection via 2 CTs (2 element)
4LL3 4-wire WYE via 3 PTs (3 element), line to line
voltage readings
3OP3 3-wire open delta via 3 CTs (2½ element)
3Ln3 4-wire WYE via 2 PTs (2½ element), line-to-neutral
voltage readings
3LL3 4-wire WYE via 2 PTs (2½ element), line-to-line
voltage readings
Pt PT ratio 1.0 -
6500.0
The phase potential transformer ratio
Ct CT primary
current
1-50000A The primary rating of the phase current transformer
Ct.Au Auxiliary CT
primary current
1-50000
mA/A
The primary rating of the auxiliary current
transformer
d.P Demand period 1,2,5,10,
15,20,
30,60,E
The length of the demand period for power demand
calculations, minutes
E = external synchronization
n.dp Number of
demand periods
1-15 The number of demand periods to be averaged for
sliding window and thermal demands
t.con Thermal time
constant
1.0 -
3600.0 sc
Thermal element time constant for thermal demand
calculation
UA.dP Volt/ampere
demand period
0-1800
sec
The length of the demand period for volt and
ampere demand calculations
0 = measuring peak voltage and current
PrE.C Number of pre-
event cycles
1-8 The number of pre-event cycles for recording
disturbances
buF Averaging buffer
size
8,16,32 The number of measurements for RMS sliding
averaging
rSt Reset
enable/disable
diS, En Protects all reset/clear functions either via the front
panel or communications. When set to diS, reset is
disabled.
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