Current Transducer LA 200-P
IPN = 200 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
I PN
I P
RM
Primary nominal r.m.s. current
Primary current, measuring range
Measuring resistance @
200
0 .. ± 300
TA = 70°C
RM minRM max RM minRM max
A
A
Features
TA = 85°C
· Closed loop (compensated) current
transducer using the Hall effect
· Printed circuit board mounting
· Insulated plastic case recognized
according to UL 94-V0.
with ± 12 V
with ± 15 V
@ ± 200 A max
0
0
0
0
30
8
60
12
0
0
0
0
26
4
56
8
W
W
W
W
@ ± 250 A max
@ ± 200 A max
@ ± 300 A max
Advantages
I SN
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
100
1 : 2000
± 12 .. 15
16(@±15 V) +IS mA
mA
· Excellent accuracy
· Very good linearity
V
· Low temperature drift
· Optimized response time
· Wide frequency bandwidth
· No insertion losses
· High immunity to external
interference
Vd
3
kV
Accuracy - Dynamic performance data
X
Accuracy @ IPN , TA = 25°C
@ ± 15 V (± 5 %)
± 0.40
± 0.65
< 0.15
%
%
%
@ ± 12 .. 15 V (± 5 %)
· Current overload capability.
e
Linearity
L
Typ
Max
Applications
IO
IOM
IOT
Offset current @ IP = 0, TA = 25°C
Residual current 1) @ IP = 0, after an overload of 3 x IPN
Thermal drift of IO
± 0.20 mA
± 0.25 mA
· 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.
0°C .. + 70°C
- 25°C .. + 85°C
± 0.10 ± 0.25 mA
± 0.10 ± 0.30 mA
tra
tr
Reaction time @ 10 % of IP max
Response time 2) 3) @ 90 % of IP max
< 500
< 1
> 200
DC .. 100
ns
µs
A/µs
kHz
di/dt di/dt accurately followed 3)
f
Frequency bandwidth 3) (- 1 dB)
General data
TA
TS
RS
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance @
- 25 .. + 85
- 40 .. + 90
76
80
40
°C
°C
W
W
g
TA = 70°C
TA = 85°C
m
Mass
Standards
4)
EN 50178
1)
Notes : The result of the coercive field of the magnetic circuit
2)
With a di/dt of 100 A/µs
3)
The primary conductor is best filling the through-hole and/or the return
of the primary conductor is above the top of the transducer
A list of corresponding tests is available
4)
980716/6
LEM Components
www.lem.com