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AC Current transformer TT 100-SD
Split core transducer for the electronic measurement of AC waveform
currents, with galvanic isolation between the primary circuit (power) and
the secondary circuit (measurement).
Electrical data
I PN = 100 A
I PN
I OUT
V SZ
? P
Primary nominal current rms
Output current
Output clamping voltage
Overload capability - continuous
- 1 min
100
33.33
7.5
300
4000
At
mA
V
A
A
Features
? Split core type
? ? 16 mm sensing aperture for non-
contact measurement
? Cable output (1m)
ε
Linearity error
Performance data
X G Overall accuracy @ I PN , T A = 25°C
L
TCI OUT Temperature coefficient of I OUT
?? Phase shift
BW Frequency bandwidth (± 1dB)
<±1
0.1
60
1.5° ± 1°
50/60
%
%
ppm/K
Hz
? Isolated plastic case recognized
according to UL 94-V0.
Advantages
? High accuracy and low phase shift
? High isolation between primary and
secondary circuits
General data
? Compact case
T A
T S
m
IPxx
Ambient operating temperature
Ambient storage temperature
Mass
Protection degree
- 25 .. + 70
- 30 .. + 90
100
IP40
°C
°C
g
? Cost-effective solution
? Easy installation.
Applications
Isolation characteristics
? Power meters
Current measurement for active
V b
V d
V w
dCp
dCl
CTI
Rated isolation voltage rms 1)
with IEC 61010-1 standards and following conditions :
- Reinforced isolation
- Over voltage category CAT III
- Pollution degree PD2
- Heterogeneous field
Rms voltage for AC isolation test 2) , 50Hz, 1min
Impulse withstand voltage 1.2/50 μ s
Creepage distance
Clearance distance
Comparative tracking index (Group I)
300
3.5
6.5
6
6
600
V
kV
kV
mm
mm
power calculation
? Energy sub-meters
For energy efficiency monitoring,
consumption analysis and costs
allocation
? Power quality monitoring
? Condition monitoring
(e.g. motor loads such as
conveyers, pumps or HVAC)
? Distributed measurement systems
Notes :
1)
2)
If insulated cable is used for the primary circuit, the voltage category
could be improved according to the primary cable insulation category
(please refer to the cable manufacturer's indications)
between primary (completely filling the hole) and secondary.
Application domain
? Energy and Automation
Page 1/4
071115/5
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
www.lem.com
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