Current Transducer LTS 25-NP I 25 at
Current Transducer LTS 25-NP I 25 at
Current Transducer LTS 25-NP I 25 at
IPN = 25 At
16054
Electrical data
IPN
IPM
VOUT
G
NS
RL
R IM
TCR IM
VC
IC
Typ
25
At
0 .. 80
At
2.5 (0.625IP/IPN) V
2.5 1)
V
25
mV/A
2000
2
k
50
< 50
ppm/K
5
V
28 + IS2) +(VOUT /RL)mA
0.2
0.7
< 0.1
Typ
50
%
%
%
Maxi
100 ppm/K
150 ppm/K
50 3) ppm/K
0.5
2.0
2.0
< 100
< 400
> 60
DC .. 100
DC .. 200
mV
mV
mV
ns
ns
A/s
kHz
kHz
General data
TA
TS
m
Notes:
070129/19
Advantages
Features
- 40 .. + 85
C
- 40 .. + 100
C
III a
10
g
EN 50178: 1997
IEC 60950-1: 2001
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.
Applications
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.
Application domain
Industrial.
Copyright protected.
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
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3
>8
kV
kV
Ve
Mini
> 1.5
kV
dCp
dCl
CTI
Creepage distance 5)
Clearance distance 6)
Comparative Tracking Index (Group III a)
Mini
15.5
6.35
175
mm
mm
Application examples
According to EN 50178 and IEC 61010-1 standards and following conditions :
IEC 61010-1
Nominal voltage
Single isolation
600 V
600 V
Reinforced isolation
300 V
300 V
dCp, dCI, V W
Notes:
5)
6)
On housing
On PCB with soldering pattern UTEC93-703.
Safety
Page 2/3
070129/19
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
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Bottom view
Operation principle
Front view
Back view
Number
of primary
turns
Primary nominal
current rms
IPN [ A ]
25
Nominal
output voltage
VOUT [ V ]
2.5 0.625
Right view
Primary
resistance
R P [ m ]
0.18
Primary
insertion inductance
L P [ H ]
Recommended
connections
12
2.5 0.600
0.81
2.5 0.600
1.62
OUT
1
6
2
5
3
4
OUT
1
6
2
5
3
4
OUT
0.05
IN
0.013
IN
0.12
IN
Mechanical characteristics
General tolerance
Fastening & connection of primary
Recommended PCB hole
VOUT [ V ]
5
4.5
3.125
2.5
Remarks
1.875
0.5
terminals 6, 5, 4.
Temperature of the primary jumper should not exceed 100C.
- IPmaxi
- IPN 0
IPN
IPmaxi
IP [ At ]
Page 3/3
070129/19
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
w w w .lem.com