Current Transducer LTS 25-NP
For the electronic measurement of currents : DC, AC, pulsed, mixed,
with a galvanic isolation between the primary circuit (high power)
and the secondary circuit (electronic circuit).
I
I
V
G
N
R
R
TCR
V
I
X
TCV
TCG
V
t
t
di/dt
BW
T
T
m
Notes:
PN
PM
C
ra
r
070129/19
C
OM
A
S
OUT
IM
L
L
S
Electrical data
Accuracy - Dynamic performance data
General data
OUT
IM
Primary nominal current rms
Primary current, measuring range
Output voltage (Analog) @ I
Sensitivity
Number of secondary turns (± 0.1 %)
Load resistance
Internal measuring resistance (± 0.5 %)
Temperature coefficient of R
Supply voltage (± 5 %)
Current consumption @ V
Accuracy @ I
Accuracy with R
Linearity error
Temperature coefficient of V
Temperature coefficient of G
Magnetic offset voltage @ I
Reaction time @ 10 % of I
Response time to 90 % of I
di/dt accurately followed
Frequency bandwidth (0 .. - 0.5 dB)
Ambient operating temperature
Ambient storage temperature
Insulating material group
Mass
Standards
1)
2)
3)
4)
Absolute value @ T
I
Only due to TCR
Specification according to IEC 61000-4-3 are not guaranteed between
180 and 220 MHz.
S
= I
P
/N
S
4)
PN
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
, T
IM
A
@ I
= 25°C
IM
PN
(- 0.5 .. 1 dB)
A
, T
after an overload of
= 25°C, 2.475 < V
C
PN
A
OUT
P
I
P
= 5 V
P
PN
= 25°C
= 0,
IM
= 0
@ I
step
P
= 0 - 10°C .. + 8 5°C
- 40°C .. - 10°C
- 40°C .. + 85°C
16054
OUT
10 x I
3 x I
5 x I
< 2.525
Typ
PN
PN
PN
Typ
50
25
0 .. ± 80
2.5
2.5
25
2000
50
< 50
5
28 + I
± 0.2
± 0.7
< 0.1
< 100
< 400
> 60
DC .. 100
DC .. 200
- 40 .. + 85
- 40 .. + 100
III a
10
EN 50178: 1997
IEC 60950-1: 2001
2
±
1)
S
(0.625
2)
± 0.5
± 2.0
± 2.0
Maxi
100
150
50
+ (V
OUT
3)
·
/R
I
ppm/K
ppm/K
ppm/K
ppm/K
P
/I
mV/A
L
A/µs
)mA
PN
kHz
kHz
mV
mV
mV
k
n s
n s
°C
°C
) V
At
At
%
%
%
V
V
g
I
Features
Advantages
Applications
Application domain
PN
Closed loop (compensated) multi-
range current transducer using the
Hall effect
Unipolar voltage supply
Isolated plastic case recognized
according to UL 94-V0
Compact design for PCB mounting
Incorporated measuring resistance
Extended measuring range.
Excellent accuracy
Very good linearity
Very low temperature drift
Optimized response time
Wide frequency bandwidth
No insertion losses
High immunity to external
interference
Current overload capability.
AC variable speed drives and servo
motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding
applications.
Industrial.
Copyright protected.
= 25 At
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