LA25-NP ETC-unknow, LA25-NP Datasheet

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LA25-NP

Manufacturer Part Number
LA25-NP
Description
Manufacturer
ETC-unknow
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Bonase Electronics (HK) Co., Limited Bonase Electronics (HK) Co., Limited
Part Number:
LA25-NP/SP42
Manufacturer:
ISSI
Quantity:
1 001
Price:
Current Transducer LA 25-NP
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).
I
I
R
I
K
V
I
V
V
X
I
I
I
t
di/dt
f
T
T
R
R
R
m
Notes :
LEM Components
PN
P
SN
C
O
OM
OT
r
C
A
S
d
b
M
N
L
P
S
IS
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
R.m.s. rated voltage
Accuracy @ I
Linearity
Offset current
Residual current
Thermal drift of I
Response time
di/dt accurately followed
Frequency bandwidth (- 1 dB)
Ambient operating temperature
Ambient storage temperature
Primary resistance per turn @ T
Secondary coil resistance @ T
Isolation resistance @ 500 V, T
Mass
Standards
1)
2)
3)
4)
5)
Pollution class 2
Measurement carried out after 15 mn functionning
The result of the coercive field of the magnetic circuit
With a di/dt of 100 A/µs
A list of corresponding tests is available
with ± 15 V
5)
PN
2)
4)
, T
@ I
O
3)
@ 90 % of I
A
@ I
P
= 25°C
= 0, T
1)
P
, safe separation
= 0, after an overload of 3 x I
basic isolation
A
@ ± 25 At
@ ± 36 At
= 25°C
P max
A
A
A
= 70°C
= 25°C
= 25°C
+ 25°C .. + 70°C
max
max
0°C .. + 25°C
PN
100
100
± 0.05 ± 0.15
± 0.05 ± 0.15
± 0.06 ± 0.25
± 0.10 ± 0.35
25
0 .. ± 36
R
25
1-2-3-4-5 : 1000
± 15
10 + I
2.5
600
1700
± 0.5
< 0.2
< 1
> 50
DC .. 150
0 .. + 70
- 25 .. + 85
< 1.25
110
> 1500
22
EN 50178
Typ
M min
S
Max
320
190
R
M max
A/µs
m
kHz
M
mA
mA
mA
mA
mA
mA
kV
µs
°C
°C
At
At
%
%
V
V
V
g
I
Features
Advantages
Applications
PN
Closed loop (compensated) multi-
range 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.
= 5-6-8-12-25 A
w w w .lem.com
980909/8

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LA25-NP Summary of contents

Page 1

Current Transducer LA 25-NP 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). Electrical data I Primary nominal r.m.s. current PN I ...

Page 2

Dimensions LA 25-NP (in mm 0.0394 inch) Bottom view Secondary terminals Terminal + : supply voltage + 15 V Terminal M : measure Terminal - : supply voltage - ...

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