Current Transducer LB 1000-SI/SP2
IPN = 1000 A
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
IPN
IP
RM
Primary nominal r.m.s. current
Primary current, measuring range
Measuring resistance
1000
0 .. ± 1500
RM min RM max
A
A
Features
· Closed loop (compensated) current
transducer using the Hall effect
· Insulated plastic case recognized
according to UL 94-V0.
with ± 15 V
@ ± 1000 Amax
@ ± 1500 Amax
0
0
25
5
W
W
ISN
KN
VC
IC
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
200
1 : 5000
± 15
21 + IS
6
mA
Special features
V
mA
kV
· Better zero crossing performance
· TA = + 10°C .. + 50°C
· Shield between primary and
secondary.
Vd
Accuracy - Dynamic performance data
Advantages
X G
Overall accuracy @ IPN , TA = 25°C
Linearity
± 0.3
< 0.1
%
%
e
L
· Excellent accuracy
· Very good linearity
Typ
Max
IO
IOT
Offset current @ IP = 0, TA = 25°C
Thermal drift of IO
± 0.4 mA
· Low temperature drift
· Optimized response time
· Wide frequency bandwidth
· No insertion losses
· High immunity to external
interference
+ 10°C .. + 50°C
± 0.1 ± 0.2 mA
tr
Response time1) @ 90 % of IP max
< 1
> 50
DC .. 100
µs
A/µs
kHz
di/dt di/dt accurately followed
f
Frequency bandwidth (- 1 dB)
· Current overload capability.
General data
Applications
TA
TS
RS
m
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance @ TA = 70°C
Mass
Standards 2)
+ 10 .. + 50
- 25 .. + 85
40
700
EN 50178
°C
°C
W
g
· 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.
1)
Notes : With a di/dt of 100 A/µs
2)
A list of corresponding tests is available
000901/0
LEM Components
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