Current Transducers HTB 50..400-P
and HTB 50..100-TP
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 DC
= ± 50 .. 400 A
Electrical data
Primary continuous
direct current
(nominal)
I
PN DC
(A)
± 50
± 100
± 200
± 300
± 400
Primary current,
measuring range
I
PM
(A)
±
±
±
±
±
150
300
500
600
600
Type
RoHS since
date code
Features
HTB 50-P, HTB 50-TP
1)
HTB 100-P, HTB 100-TP
1)
HTB 200-P
HTB 300-P
HTB 400-P
46104, 46166
45178, 46183
45198
45225
46224
•
Hall effect measuring principle
•
Galvanic isolation between primary
and secondary circuit
•
Isolation voltage 2500V
•
Low power consumption
•
Wide power supply: ±12V to ±15V
•
Primary bus bar option for 50A and
100A version for ease of connection
V
C
I
C
V
d
R
IS
V
OUT
R
OUT
R
L
Supply voltage (± 5 %)
2)
± 12 .. 15
Current consumption
< ± 15
Rms voltage for AC isolation test, 50 Hz, 1 min
2.5
Isolation resistance @ 500 VDC
> 500
Output voltage (Analog) @ ±
I
PN DC
,
R
L
= 10 kΩ,
T
A
= 25°C ± 4
Output internal resistance
100
Load resistance
≥
10
V
mA
kV
MΩ
V
Ω
kΩ
Advantages
•
Small size and space saving
•
Only one design for wide current
ratings range
•
High immunity to external
interference.
Accuracy - Dynamic performance data
ε
X
L
V
OE
V
OH
TCV
OE
TCV
OUT
t
r
BW
Accuracy @
I
PN DC
,
T
A
= 25°C (excluding offset)
Linearity error (0 .. ±
I
PN DC
)
Electrical offset voltage,
T
A
= 25°C
Hysteresis offset voltage @
I
P
= 0;
after an excursion of 1 x
I
PN DC
Temperature coefficient of
V
OE
HTB 50-(T)P
HTB 100-(T)P..400-P
Temperature coefficient of
V
OUT
(% of reading)
Response time to 90% of
I
PN DC
Frequency bandwidth (0..-3 dB)
3)
< ± 1 % of
I
PN DC
< ± 1 % of
I
PN DC
< ± 30
mV
< ± 1 % of
I
PN DC
< ± 2.0 mV/K
< ± 1.0 mV/K
< ± 0.1
%/K
<3
µs
DC .. 50
kHz
Applications
•
AC variable speed drives
•
Static converters for DC motor drives
•
Battery supplied applications
•
Uninterruptible Power Supplies
(UPS)
•
Switched Mode Power Supplies
(SMPS)
•
Power supplies for welding
applications.
General data
T
A
T
S
m
Ambient operating temperature
- 20 .. + 80 °C
Ambient storage temperature
- 25 .. + 85 °C
Mass (-TP version)
< 30 (< 36) g
Standards
EN 50178: 1997
2 pins of Ø2mm diameter are available on transducer
for PCB soldering.
Application domain
•
Industrial
Notes :
-TP version is equipped with a primary bus bar.
2)
Operating at ±12V
≤
Vc < ±15V will reduce measuring range.
3)
Derating is needed to avoid excessive core heating at high frequency.
1)
Page 1/2
070313/11
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
www.lem.com
LEM [ LEM ]
