LAH 50-P LEM USA Inc, LAH 50-P Datasheet

SENSOR CURRENT 50A TH

LAH 50-P

Manufacturer Part Number
LAH 50-P
Description
SENSOR CURRENT 50A TH
Manufacturer
LEM USA Inc
Series
LAHr
Datasheet

Specifications of LAH 50-P

Current - Sensing
50A
Accuracy
±0.25%
Sensitivity
-
Current - Supply
-
Sensor Type
Closed Loop Hall Effect
Voltage - Supply
-12 V ~ 15 V
Output
-
Frequency
200kHz
Polarization
Bidirectional
Operating Temperature
-25°C ~ 85°C
Package / Case
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
398-1008
Current Transducer LAH 50-P
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
X
I
I
I
t
t
di/dt
BW
T
T
R
m
Notes:
071108/9
PM
O
OM
PN
SN
C
OT
r a
r
A
S
C
M
N
L
S
Electrical data
Accuracy - Dynamic performance data
General data
Primary nominal current rms
Primary current, measuring range
Measuring resistance @
Secondary nominal current rms
Conversion ratio
Supply voltage (± 5 %)
Current consumption
Accuracy
Linearity error
Offset current @ T
Magnetic offset current @ I
Temperature variation of I
Reaction time @ 10 % of I
Response time
di/dt accurately followed
Frequency bandwidth (- 1 dB)
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance
Mass
Standards
1)
2)
3)
4)
For 10 s, with R
50 Hz Sinusoidal
Without I
With a di/dt of 100 A/µs.
with ± 12 V
with ± 15 V
3)
@ I
O
& I
PN,
O M
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
4)
T
to 90 % of I
A
A
M
= 25°C
= 25°C
71
after an overload of 5 x I
O
PN
P
@ I
@ I
@ I
@ I
(V
= 0 and specified R
PN
C
PN
PN
PN
PN
= ± 15 V)
step
[A
[± A
[A
[± A
1)
RMS
- 25°C .. + 85°C
RMS
DC
0°C .. + 70°C
DC
]
@ T
@ T
]
]
2)
2)
]
A
A
16010
= 70°C
= 85°C
M
R
T
,
M min
A
0
0
0
0
PN
= 70°C
R
221
115
335
195
M max
± 0.10 ± 0.15
± 0.10 ± 0.30
± 0.10 ± 0.40
50
0 .. 110
25
1 : 2000
± 12 .. 15
10
± 0.25
< 0.15
< 200
< 500
> 200
DC .. 200
- 25 .. + 85
- 40 .. + 90
115
121
22
EN 50178: 1997
Typ
(@ ± 15V) + I
R
M min
T
0
0
0
0
A
± 0.15
Max
= 85°C
R
214
108
327
188
M max
S
A/µs
kHz
mA
mA
mA
mA
mA
mA
n s
n s
°C
°C
%
%
A
A
V
g
I
Features
Advantages
Applications
Application domain
PN
Closed loop (compensated) current
transducer using the Hall effect
Printed circuit board mounting
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.
Industrial.
= 50 A
w w w .lem.com
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LAH 50-P Summary of contents

Page 1

... Current Transducer LAH 50-P 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 current rms PN I Primary current, measuring range PM R Measuring resistance @ M with ± ...

Page 2

... Current Transducer LAH 50-P Isolation characteristics V Rms voltage for AC isolation test, 50/60 Hz Impulse withstand voltage 1.2/50 µ Partial discharge extinction voltage rms @ 10pC e dCp Creepage distance 5) 5) dCl Clearance distance CTI Comparative Tracking Index (Group I) Application examples According to EN 50178 and IEC 61010-1 standards and following conditions: ...

Page 3

... Dimensions LAH 50-P (in mm 0.0394 inch) Bottom view Front view primary nominal maximum output current 110 Mechanical characteristics General tolerance Fastening & connection of primary Recommended PCB hole Fastening & connection of secondary Recommended PCB hole 071108/9 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice. ...

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