Iskra MC320 - Technical Data; Accuracy

TECHNICALDATA

Measuringcentres
–
MC320,MC330,MC350&MC350H ‐ User’sManua
l
47

TECHNICALDATA
Accuracy
Measuredvalues Range Accuracyclass
*
Rmscurrent(I
1
,I
2
,I
3
,Iavg,I
n
)
1A
5A
0.5
0.5
Maximumcurrent 12.5A 0.5
**
Rmsphasevoltage
(U
1
,U
2
,U
3
,Uavg)
75V
L‐N
120V
L‐N

250V
L‐N
500V
L‐N

0.5
0.5
0.5
0.5
Maximumvoltage 600V 0.5
**
Rmsphase‐to‐phasevoltage
(U
12
,U
23
,U
31
,Uavg)
120V
L‐L
210V
L‐L

400V
L‐L

800V
L‐L

0.5
0.5
0.5
0.5
Frequency(f)−actual 50/60Hz 10mHz
Nominalfrequencyrange 16…400Hz 0.02
Powerangle(φ) −180…0…180° 0.5°
Powerfactor(PF)
−1…0…+1
U=50…120%U
n
I=2%…200%I
n
0.5
Maximalvalues(MD)
75
120
250
500
[W/var/VA]
I
n
=1A
375
600
1250
2500
[W/var/VA]
I
n
=5A
1.0
THD
5…500V
0…400%
0.5
Activepower
75
120
250
500
[W/var/VA]
I
n
=1A

375
600
1250
2500
[W/var/VA]
I
n
=5A
0.5
Reactivepower 0.5
Apparentpower 0.5
Activeenergy EN62053‐21 Class1
***
Activeenergy(optional) EN62053‐22 Class0.5S
***
Reactiveenergy EN62053‐23 Class2
***

PLEASENOTE

*−Allmeasurementsarecalculatedwithhighharmonicsignals.Forvoltageupto65Hzor
less,harmonicsupto32
nd
aremeasured.
**−Fromrange
***−Paralcompliance
