LT4000-S LEM [LEM], LT4000-S Datasheet
LT4000-S
Manufacturer Part Number
LT4000-S
Description
Current Transducer LT 4000-S
Manufacturer
LEM [LEM]
Datasheet
1.LT4000-S.pdf
(2 pages)
Current Transducer LT 4000-S
For the electronic measurement of currents : DC, AC, pulsed...,
with a galvanic isolation between the primary circuit (high power)
and the secondary circuit (electronic circuit).
I
I
R
I
K
V
I
V
X
I
I
t
di/dt
f
T
T
R
m
Notes :
LEM Components
PN
P
SN
C
OT
O
r
C
A
S
d
M
N
G
L
S
Electrical data
Accuracy - Dynamic performance data
General data
Primary nominal r.m.s. current
Primary current, measuring range
Measuring resistance
Secondary nominal r.m.s. current
Conversion ratio
Supply voltage (± 5 %)
Current consumption
R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
Overall accuracy @ I
Linearity
Offset current @ I
Thermal drift of I
Response time
di/dt accurately followed
Frequency bandwidth (- 1 dB)
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance @ T
Mass
Standards
1)
2)
With a di/dt of 100 A/µs
A list of corresponding tests is available
with ± 24 V
2)
1)
O
@ 90 % of I
P
= 0, T
PN
, T
A
A
= 25°C
@ ± 4000 A
@ ± 6000 A
= 25°C
P max
A
= 70°C
- 25°C .. + 70°C
max
max
4000
0 .. ± 6000
R
800
1 : 5000
± 24
35
6
± 0.5
< 0.1
< 1
> 50
DC .. 100
- 25 .. + 70
- 40 .. + 85
15
6
EN 50178
± 0.6
0
0
Typ
M min
(@ ± 24 V) +
± 0.8
± 0.8
Max
R
10
2
M max
I
S
A/µs
kHz
mA
mA
mA
mA
kV
µs
°C
°C
kg
%
%
A
A
V
I
Features
Advantages
Applications
PN
Closed loop (compensated) current
transducer using the Hall effect
Insulated plastic case recognized
according to UL 94-V0.
Excellent accuracy
Very good linearity
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.
=
4000 A
w w w .lem.com
980728/8
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LT4000-S Summary of contents
Page 1
Current Transducer LT 4000-S For the electronic measurement of currents : DC, AC, pulsed..., with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). Electrical data I Primary nominal r.m.s. current PN I Primary ...
Page 2
Dimensions LT 4000-S (in mm 0.0394 inch) Front view Top view Mechanical characteristics General tolerance Fastening Primary through-hole Connection of secondary fastening torque LEM reserves the right to carry out modifications on its transducers, in order to ...