Current Transducer LTS 6-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
PN
=
6 At
Electrical data
I
PN
I
P
Î
PDC
V
OUT
N
S
R
L
R
IM
TCR
IM
V
C
I
C
Primary nominal r.m.s. current
Primary current, measuring range
Overload capability
Analog output voltage @
I
P
I
P
= 0
Number of secondary turns (± 0.1 %)
Load resistance
Internal measuring resistance (± 0.5 %)
Thermal drift of
R
IM
Supply voltage (± 5 %)
Current consumption @
V
C
= 5 V
6
At
0 .. ± 19.2
At
250
At
2.5
±
(0.625
·
I
P
/I
PN
) V
2.5
1)
V
2000
≥
2
k
Ω
208.33
Ω
< 50
ppm/K
5
V
2)
28+
I
S
+ (V
OUT
/R
L
)mA
Features
•
Closed loop (compensated) multi-
•
•
•
•
•
range current transducer using the
Hall effect
Unipolar voltage supply
Compact design for PCB mounting
Insulated plastic case recognized
according to UL 94-V0
Incorporated measuring resistance
Extended measuring range.
Typ
Accuracy - Dynamic performance data
X
Advantages
± 0.2
± 0.7
< 0.1
Typ
80
%
%
%
Max
200 ppm/K
250 ppm/K
50
3)
ppm/K
± 0.5
mV
± 2.0
mV
± 2.0
mV
ns
ns
A/µs
kHz
kHz
ε
L
Accuracy @
I
PN
,
T
A
= 25°C
Accuracy with
R
IM
@
I
PN
,
T
A
= 25°C
Linearity error
- 10°C .. + 85°C
- 40°C .. - 10°C
Thermal drift of the gain
- 40°C .. + 85°C
Residual voltage @
I
P
= 0,after an overload of 3 x
I
PN
5 x
I
PN
10 x
I
PN
Reaction time @ 10 % of
I
PN
Response time @ 90 % of
I
PN
di/dt accurately followed
Frequency bandwidth (0 .. - 0.5 dB)
(- 0.5 .. 1 dB)
TCV
OUT
Thermal drift of
V
OUT
@
I
P
= 0
TC
ε
G
V
OM
•
•
•
•
•
•
•
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.
t
r a
t
r
di/dt
f
< 100
< 400
> 15
DC .. 100
DC .. 200
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.
General data
T
A
T
S
m
Ambient operating temperature
Ambient storage temperature
Insulating material group
Mass
Standards
4)
1)
2)
3)
4)
- 40 .. + 85
- 40 .. + 100
III a
10
EN 50178 : 1997
IEC 60950-1 : 2001
°C
°C
g
Application domain
•
Industrial.
Copyright protected.
Notes :
Absolute value @
T
A
= 25°C, 2.475 <
V
OUT
< 2.525
Please see the operation principle on the other side
Only due to
TCR
IM
Specification according to IEC 61000-4-3 are not guaranteed between
95 and 110 MHz (value higher by 5% than the specification).
050713/14
Page 1/3
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
LEM Components
Tope Co., Ltd.
Tel: (02) 8228-0658
Fax: (02) 8228-0659
http://www.sensor.com.tw
www.lem.com
e-mail: tope@ms1.hinet.net
LEM [ LEM ]
