Current Transducer LA 150-P
IPN = 150 A
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).
46090
Electrical data
Features
IPN DC
IPN
Primary continuous direct current (nominal)
Primary nominal current rms
150
106
0 .. ± 200
A
A
A
· Closed loop (compensation) current
transducer using the Hall effect
· Printed circuit board mounting
IPM
RM
Primary current, measuring range
Measuring resistance
TA = 70°C
TA = 85 °C
RM mini RMmaxi RM mini RMmaxi
@ ±15V, ± 200 Amaxi
Secondary current
Secondary nominal current rms
Conversion ratio
Supply voltage (± 5 %)
Current consumption
0
30
0
15 W
mA
Advantages
IS
75
53
ISN
KN
VC
IC
mA
· Excellent accuracy
· Very good linearity
1 : 2000
± 15
16 + IS
2.5
V
mA
kV
· Low temperature drift
· Optimized response time
· Wide frequency bandwidth
· No insertion losses
· High immunity to external
interference
Vd
Rms voltage for AC isolation test, 50 Hz,1min
Accuracy-Dynamic performance data
X
Accuracy @ IPN DC, TA = 25°C, ± 15 V (± 5 %)
< ± 1 % of IPN DC
± 0.25% of IPN DC
e
Linearity error (0 .. ± IPN DC
)
· Current overload capacity
L
IOE
IOM
Electrical offset current @ IP = 0, TA = 25°C
Magnetic offset current @ IP = 0 and specified RM ,
after an overload of 1 x IPN DC
< ± 0.2
mA
< ± 0.15
mA
Applications
IOT
tr
di/dt
BW
Temperature variation of IO
< ± 0.005 mA
· AC variable speed drives and servo
motor drives
· Static converters for DC motor drives
· Battery supplied applications
· Uninterruptible Power Supplies
(UPS)
Response time to 90% of IPN DC step
di/dt accurately followed
Frequency bandwidth (- 1 dB)1)
< 1
µs
> 200
A/µs
DC .. 150 kHz
General data
TA
TS
RS
m
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance
Mass
- 10 .. + 80 °C
- 15 .. + 85 °C
· Switched Mode Power Supplies
(SMPS)
· Power supplies for welding
applications
80
25
W
g
Standards
EN 50178: 1997
ApplicationDomain
· Industrial
Notes :
1) Derating is needed to avoid excessive core heating at high frequency.
Page 1/2
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
061110/7
www.lem.com