Manual

23
3.3. D32N CLAMP
Clamp D32N
Transformation ratio 1000/1 2000/1 3000/1 Measurementrange 1to1200A
ac
1to2400A
ac
1to3600A
ac
Intrinsic uncertainty and phase shift
3Rand3°for50A
1.5Rand1.5°for200A
1Rand1°for1,000A 1Rand1°for1,200A
1.5Rand1.5°for100A
0.75Rand0.75°for400A
0.5Rand0.5°for2,000A 0.5Rand0.5°for2,400A
1.5Rand1.5°for150A
0.75Rand0.75°for600A
0.5Rand0.5°for3,000A 0.5Rand0.5°for3,600A
AccuracyclassasperIEC61869‑2 for a given load
1(2.5VA) 0.5(5VA) 0.5(10VA)
Inuenceoftemperature <0.1/10°C Inuenceof an adjacentcurrent‑ carrying conductor
0.005A/A
Inuenceofconductorposition 1.5+0.2A 1+0.2A 1+0.2A Inuenceoffrequency at2.5VA at 5 VA at10VA
from30to1,500Hz
3+1A
- -
from30to1,500Hz
-
3+0.5A
-
from30to1,500Hz
- -
3+0.5A
Duration of use permanent permanent
from1to2,400Apermanent
from2,400to2,800A
15min‑30minoff
from2,800to3,400A
10min‑30minoff
from3,400to3,600A
5min‑30minoff
Protection against opening of secondary(Umaxinopencircuit)
yes(42Vpeak)