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1744/1743
Users Manual
Input Voltage
Input range V
P-N:
I
Input range V
P-P
I
Max overload voltage
Input range selection
Connections
Nominal voltage V
Input resistance
Intrinsic uncertainty
Voltage transformer
Ratio selection
Current Input with Flexi Set
Input ranges I
L1 or A, L2
I
or B, L3 or C, N:
Measuring range
Intrinsic uncertainty
Position influence
Stray field influence
Temperature coeff.
Current transformer
Ratio selection
Connection
50
69, 115, 230, or 480 V ac
120, 200, 400, or 830 V ac
1.2 V
I
By job programming
P-P or P-N, 1- or 3-phase
≤ 999 kV (using PTs and ratios)
N
Approx. 820 ke per channel. Lx-N
Single phase (L1 or A, L2 or B, L3 or C connected):
app. 300 ke
0.1% of V
Ratio : < 999 kV / V
By job programming
15, 150, 1500, or 3000 A ac
0.75 A to 3000 A ac
< 2% of I
Max. ±2% of m.v. for distance conductor to
measuring head >30 mm
<± 2 A for Iext= 500 A ac and distance to measuring
head >200 mm
0.005% / K
Ratio : ≤ 999 kA / I
By job programming
3-phase, 3-phase + N 2-phase L1 or A and L3 or C
(2 W-meter-method) 7-pole connector
I
I
I
I
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