Hall Effect Current Transducer 1000A LO-HACL-1000LFA
HO-HACL-1000LFA series of high-precision current sensors, using the hall closed loop (magnetic balance) principle. The former side of the sensor is insulated and has no position error. It is used for precise measurement of DC, AC and pulse currents.
- Product Introduction
Wuxi Liou Electronics Co.,Ltd is one of the leading manufacturers and suppliers of hall effect current transducer 1000a lo-hacl-1000lfa in China. Our factory offer high quality customized products made in China with low price. Welcome to contact us for quotation.

LO-HACL-1000LFA Closed Loop Hall AC/DC Current Sensor
The LO-HACL-1000LFA is a high-precision Hall effect current sensor developed by WuXi Liou Electronics Co., Ltd.. It utilizes a closed-loop (magnetic balance) principle to deliver accurate measurements of DC, AC, and pulsed currents up to ±2000 A. Designed for high performance, it offers excellent accuracy, superior linearity, fast response time, low temperature drift, and strong immunity to external interference, all without causing insertion losses. With a rated output of ±200 mA at ±1000 A input and a wide supply voltage range of ±15 to ±24 V, it is ideal for demanding applications such as photovoltaic systems, inverters, variable speed drives, battery systems, UPS, and switched-mode power supplies. The sensor is compliant with IEC61010-1, EN50178, IEC61800-5-1 standards, and RoHS requirements.

Product Features:
- Excellent accuracy
- Very good linearity
- Optimized response time
- No insertion losses
- High immunity to external interference
- Low temperature drift
Application:
- Photovoltaic equipment
- General Purpose Inverters
- AC/DC Variable Speed Drivers
- Battery Supplied Applications
- Uninterruptible Power Supplies
- Switched Mode Power Supplies
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Electric Specifications |
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P/N Items |
LO-HACL-1000LFA |
Unit |
|
Rated input (Ipn) |
±1000 |
A |
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Measuring range (Ip) |
±2000 |
A |
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Rated output current(Isn) |
±200±0.2%FS(1000A) |
mA |
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Turns ratio (Np/Ns) |
1:5000 |
T |
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Measure resistor with ±15V |
@±1000Amax 10(max) |
Ω |
|
@±1200Amax 2.0(max) |
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Measure resistor with ±24V |
@±1000Amax 55(max) |
Ω |
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@±2000Amax 72.0(max) |
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Secondary DCR@70℃ |
55 |
Ω |
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Supply voltage |
±15~±24 |
V |
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Power consumption current |
≤20+IpX(Np/Ns) |
mA |
|
Zero offset current |
≤±0.20 @Ip=0 |
mA |
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Offset Current Temperature Drift |
≤±0.5 (Typ) ≤±0.75 (Max) @-25℃~+85℃ |
mA |
|
Linearity |
≤0.10 @Ip=0-±Ipn |
%FS |
|
Di/dt following precision |
>100 |
A/us |
|
Response time |
<1.0 @100A/μ S,10%-90% |
us |
|
Band width |
DC-200 @-3dB |
KHz |
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Dielectric strength |
AC6KV 50Hz 60s |
KV |
Instructions:
1.Incorrect wiring may cause the damage of sensor.
2.When the measured current through the center hole of the sensor, the current will be measured at the output end.
3.The dynamic performance (di/dt and the response time) is the best when the primary hole is fully filled with the bus bar.
4.User can adjust the output extent of sensor if necessary.
5.Rated input current and output voltage of sensor can be customized.
Standards:
- IEC61010-1
- EN50178
- IEC61800-5-1
- UL94V-0
- RoHS Reach
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Operating Conditions |
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Value |
Unit |
Symbol |
|
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Operating temperature |
-40℃~+85℃ |
℃ |
TA |
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Storage temperature |
40℃~+125℃ |
℃ |
TA |
|
Weight(Appro) |
570 |
g |
M |
Dimensions:

Connection Schematic:

Output signal performance:

Wuxi Liou Electronics Co Ltd
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