Appendix
A.1 Measured variables
SENTRON PAC4200
218 System Manual, 09/2009, A5E02316180B-02
Name Abbrev.
DE + IEC
Abbrev.
EN + UL
Unit Dis-
play
LIM
SOURCE
Maximum 3-phase average current I
L AVG max
I
ph AVG max
A –
Maximum 3-phase average value of the current in the phase conductors
Minimum 3-phase average current I
L AVG min
I
ph AVG min
A –
Minimum 3-phase average value of the current in the phase conductors
Sliding window demand with maximum and minimum values
Name Abbrev.
DE + IEC
Abbrev.
EN + UL
Unit Dis-
play
LIM
SOURCE
Sliding Window Demand Voltage a-n U
L1-N sw-dmd
V
a-n sw-dmd
V 1.3 Vphn DMD a
Sliding window demand of the voltage between phase conductor a and the neutral conductor
Maximum sliding window demand voltage a-n U
L1-N sw-dmd max
V
a-n sw-dmd max
V 1.4
Maximum value of the sliding window demand of the voltage between phase conductor a and the
neutral conductor
Minimum sliding window demand voltage a-n U
L1-N sw-dmd min
V
a-n sw-dmd min
V 1.5
Minimum value of the sliding window demand of the voltage between phase conductor a and the
neutral conductor
Sliding window demand voltage b-n U
L2-N sw-dmd
V
b-n sw-dmd
V 1.3 Vphn DMD b
Sliding window demand of the voltage between phase conductor b and the neutral conductor
Maximum sliding window demand voltage b-n U
L2-N sw-dmd max
V
b-n sw-dmd max
V 1.4
Maximum value of the sliding window demand of the voltage between phase conductor b and the
neutral conductor
Minimum sliding window demand voltage b-n U
L2-N sw-dmd min
V
b-n sw-dmd min
V 1.5
Minimum value of the sliding window demand of the voltage between phase conductor b and the
neutral conductor
Sliding window demand voltage c-n U
L3-N sw-dmd
V
c-n sw-dmd
V 1.3 Vphn DMD c
Sliding window demand of the voltage between phase conductor c and the neutral conductor
Maximum sliding window demand voltage c-n U
L3-N sw-dmd max
V
c-n sw-dmd max
V 1.4
Maximum value of the sliding window demand of the voltage between phase conductor c and the
neutral conductor
Minimum sliding window demand voltage c-n U
L3-N sw-dmd min
V
c-n sw-dmd min
V 1.5
Minimum value of the sliding window demand of the voltage between phase conductor c and the
neutral conductor
Sliding Window Demand Voltage a-b U
L1-L2 sw-dmd
V
a-b sw-dmd
V 2.3 Vphph DMD
ab
Sliding window demand of the voltage between phase conductors a and b
Maximum sliding window demand voltage a-b U
L1-L2 sw-dmd max
V
a-b sw-dmd max
V 2.4
Maximum value of the sliding window demand of the voltage between phase conductors a and b
Minimum sliding window demand voltage a-b U
L1-L2 sw-dmd min
V
a-b sw-dmd min
V 2.5
Minimum value of the sliding window demand of the voltage between phase conductors a and b
Sliding window demand voltage b-c U
L2-L3 sw-dmd
V
b-c sw-dmd
V 2.3 Vphph DMD
bc
Sliding window demand of the voltage between phase conductors b and c