Bender B93100735, Руководство пользователя

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101 PEM735_D00084_02_M_XXEN/06.2020
17. Technical data
Insulation coordination
Measuring circuit
Rated insulation voltage........................................................................................................................................... 600 V
Overvoltage category........................................................................................................................................................III
Pollution degree.................................................................................................................................................................2
Supply circuit
Rated insulation voltage............................................................................................................................................ 300 V
Overvoltage category.........................................................................................................................................................II
Pollution degree.................................................................................................................................................................2
Supply voltage
Rated supply voltage
U
S
...................................................................................................................... AC/DC 95…250 V
Frequency range of
U
S
............................................................................................................................DC, 47…440 Hz
Power consumption ............................................................................................................................................. ≤ 14 VA
Measuring circuit
Measuring voltage inputs
U
L1-N,L2-N,L3-N
............................................................................................................................................................ 400 V
U
L1-L2,L2-L3,L3-L1
........................................................................................................................................................ 690 V
Measuring range ..................................................................................................................................... 10… 120 %
U
N
CT transformation ratio
Primary ....................................................................................................................................................1…1,000,000 V
Secondary .......................................................................................................................................... 1…690 V (
U
L1…3
)
Secondary ..................................................................................................................................................1…400 V (U4)
Internal resistance (L-N) ....................................................................................................................................... > 6 MΩ
Measuring current inputs
External measuring current transformers should at least comply with accuracy 0.2 S
Burden
.................................................................................................................... –, due to internal current transformers
Measuring range ......................................................................................................................................... 1… 200 %
I
n
Overload range, current
2x
I
n
........................................................................................................................................................ permanently
10x
I
n
............................................................................................................................................................... max. 1 s
Measured values < 0.1 % of
I
n
are indicated as 0 A.