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LA55-P の電気的特性と機能

LA55-PのメーカーはLEMです、この部品の機能は「Current Transducer LA 55-P」です。


製品の詳細 ( Datasheet PDF )

部品番号 LA55-P
部品説明 Current Transducer LA 55-P
メーカ LEM
ロゴ LEM ロゴ 




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LA55-P Datasheet, LA55-P PDF,ピン配置, 機能
www.DataSheet4U.com
Current Transducer LA 55-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).
IPN = 50 A
Electrical data
IPN Primary nominal r.m.s. current
I Primary current, measuring range
P
RM Measuring resistance @
50
0 .. ± 70
TA = 70°C TA = 85°C
RR RR
M min M max M min M max
A
A
with ± 12 V
with ± 15 V
@ ± 50 A
max
@ ± 70 A max
@ ± 50 A
max
@ ± 70 A max
10 100 60 95
10 50 601) 601)
50 160 135 155
50 90 13 52) 1352)
ISN Secondary nominal r.m.s. current
K N Conversion ratio
VC Supply voltage (± 5 %)
IC Current consumption
Vd R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
50 mA
1 : 1000
± 12 .. 15
V
10 (@ ±15 V) + IS mA
2.5 kV
Accuracy - Dynamic performance data
X Accuracy @ I , T = 25°C
PN A
@ ± 15 V (± 5 %) ± 0.65
@ ± 12 .. 15 V (± 5 %) ± 0.90
ε Linearity
L
< 0.15
%
%
%
Typ Max
I Offset current @ I = 0, T = 25°C
O PA
± 0.2 mA
IOM Residual current 3) @ IP = 0, after an overload of 3 x IPN
± 0.3 mA
I Thermal drift of I
OT O
0°C .. + 70°C ± 0.1 ± 0.5 mA
- 25°C .. + 85°C ± 0.1 ± 0.6 mA
tra
t
r
di/dt
f
Reaction time @ 10 % of IP max
Response time @ 90 % of I
P max
di/dt accurately followed
Frequency bandwidth (- 1 dB)
< 500
<1
> 200
DC .. 200
ns
µs
A/µ s
kHz
General data
TA Ambient operating temperature
TS Ambient storage temperature
R S Secondary coil resistance @
m Mass
Standards 4)
TA = 70°C
TA = 85°C
- 25 .. + 85
- 40 .. + 90
80
85
18
EN 50178
°C
°C
g
Features
Closed loop (compensated) current
transducer using the Hall effect
Printed circuit board mounting
Insulated plastic case recognized
according to UL 94-V0.
Advantages
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.
Applications
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.
Notes : 1) Measuring range limited to ± 60 A
max
2) Measuring range limited to ± 55 A
max
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980706/8
LEM Components
w w w .lem.com

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共有リンク

Link :


部品番号部品説明メーカ
LA55-P

Current Transducer LA 55-P

LEM
LEM
LA55-TP

Current Transducer LA 55-TP

LEM
LEM


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