Current Transducer HNC-40CA 400A-100mA
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
PN
= 400 A
Electrical data
I
PN
I
P
R
M
I
SN
K
N
V
C
I
C
V
d
Primary nominal 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, 50Hz, 1mn
400
0 .. ±800
20
100
1 : 4000
±15
20 ±
I
SN
2
A
A
Ω
mA
V
mA
kV
Features
•
Hall effect measuring principle
•
Panel mount type
Advantages
•
•
•
•
•
•
•
Excellent accuracy
Very good linearity
Low temperature drift
Optimized response time
Wide frequency bandwidth
Small size and space saving
High immunity to external
interference
Accuracy-Dynamic performance data
ε
X
L
I
O
I
OH
I
OT
TC
ε
G
t
r
Accuracy @
I
PN
,
T
A
= 25°C
Linearity (0 .. ±
I
PN
)
Electrical offset current @
I
P
= 0,
T
A
= 25°C
Hysteresis offset current @
I
P
= 0;
after an excursion of 1 x
I
PN
Thermal drift of
I
O
0 .. +70 °C
Thermal drift of the gain
Response time @ 90% of
I
P MAX
<±1
<±0.5
±0.5
±0.6
< 0.03
<±0.04
<3
% of
I
PN
% of
I
PN
mA
mA
mA/K
%/K
µs
Applications
•
DC motor drives
•
Switched Mode Power Supplies
General data
T
A
T
S
R
S
m
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance @
T
A
= 25°C
Mass
- 10 .. + 80
- 15 .. + 85
30
310
°C
°C
Ω
g
•
•
•
•
(SMPS)
AC variable speed drives
Uninterruptible Power Supplies
(UPS)
Battery supplied applications
Power supplies for welding
applications
Notes :
050114/1
LEM Components
www.lem.com
嵌入式系统
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