Manual

25
3.5. D35N AND D36N CLAMPS
Clamp D35N D36N
Transformation ratio 1,000/5 2,000/5 3,000/5 3,000/3 Measurementrange 1to1200A
ac
1to2400A
ac
1to3600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
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) 0.5(5VA)
Inuenceoftemperature <0.1/10°C <0.1/10°C Inuence of an adjacent current-carrying conductor
0.005A/A 0.005A/A
Influence of conductor position
1.5+0.2A 1+0.2A 1+0.2A 1+0.1A
Inuenceoffrequency at2.5VA at 5 VA at10VA
from30to5,000Hz
3+1A
- -
from30to1,500Hz
-
3+0.5A
-
from30to1,500Hz
- -
3+0.5A
from30to1,500Hz
5+0.4A 3+0.3A
-
Duration of use permanent permanent
from1to2,400A
permanent
from2,400to2,800A
10min‑30minoff
from1to2,400A
permanent
from2,400to2,800A
10min‑30minoff
from2,800to3,400A
5min‑30minoff
Protection against opening of secondary (Umaxinopencircuit)
no yes(42Vpeak)