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參數資料
| 型號： | LT2005-S |
| 廠商： | LEM |
| 英文描述： | Current Transducer LT 2005-S |
| 中文描述： | 電流傳感器審裁處2005 - ? |
| 文件頁數： | 1/2頁 |
| 文件大?。?/td> | 68K |
| 代理商： | LT2005-S |
Current Transducer LT 2005-S
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
Primary nominal r.m.s. current
2000
A
I
P
Primary current, measuring range @ ± 24 V
0 .. ± 3000
A
R
M
Measuring resistance
R
M min
R
M max
with ± 15 V
@ ± 2000 A
max
0
7.5
@ ± 2200 A
max
0
4
with ± 24 V
@ ± 2000 A
max
5
27.5
@ ± 3000 A
max
5
10
I
SN
Secondary nominal r.m.s. current
400
mA
K
N
Conversion ratio
1 : 5000
V
C
Supply voltage (± 5 %)
± 15 .. 24
V
I
C
Current consumption
20 (@ ± 24 V) + I
S mA
V
d
R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
6
kV
Accuracy - Dynamic performance data
X
G
Overall accuracy @ I
PN , TA = 25°C
± 0.3
%
ε
L
Linearity
< 0.1
%
Typ
Max
I
O
Offset current @ I
P = 0, TA = 25°C
± 0.8
mA
I
OT
Thermal drift of I
O
0°C .. + 70°C
± 0.2
± 0.3
mA
t
r
Response time 1) @ 90 % of I
P max
< 1
s
di/dt
di/dt accurately followed
> 50
A/s
f
Frequency bandwidth (- 1 dB)
DC .. 100
kHz
General data
T
A
Ambient operating temperature
0 .. + 70
°C
T
S
Ambient storage temperature
- 25 .. + 85
°C
R
S
Secondary coil resistance @ T
A = 70°C
25
m
Mass
1.5
kg
Standards 2)
EN 50178
Notes : 1) With a di/dt of 100 A/s
2) A list of corresponding tests is available
Features
Closed loop (compensated) current
transducer using the Hall effect
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.
I
PN
=
2000 A
980806/4
LEM Components
ww w .lem.com
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