LFA-B53开环型霍尔电流传感器

LFA-B53开环型霍尔电流传感器

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2023-11-28 11:56:05
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深圳市信瑞达电力设备有限公司

深圳市信瑞达电力设备有限公司

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LFA-B53系列开环型霍尔电流传感器的初、次级之间是绝缘的,可用于测量直流、交流和脉冲电流。The LFA-B53 series current senso...

详细介绍

LFA-B53系列开环型霍尔电流传感器的初、次级之间是绝缘的,可用于测量直流、交流和脉冲电流。
The LFA-B53 series current sensor series is a open loop device based on the principle of the hall effect,with a galvanic isolation between primary and secondary circuit,It provides accurate electronic measurement of DC,AC or pulsed currents.

电参数  Electrical data(Ta=25±5℃,RL=2KΩ,CL=10000PF)

 

型号 Type

参数
Parameter

LFA200B53

LFA400B53

LFA500B53

LFA600B53

LFA750B53

LFA200B53

LFA1000B53

LFA1200B53

LFA1500B53

单位

Unit

额定输入电流(Ipn)
Rated input (Ipn)

±200

±400

±500

±600

±750

±800

±1000

±1200

±1500

A

测量电流范围(Ip)
Measurerange(Ip)

±600

±1200

±1500

±1800

±2250

±2400

±3000

±3000

±3000

A

额定输出电压
Rated output

@ IP=±IPN±4±1%

V

电源电压  
Supply voltage

±15 ±5%

V

功耗电流

Consumption current

@ Is=0  +28,-15

mA

失调电压
Offset voltage

±20

mV

磁失调电压
Magnetic offset

@ IP=±IPN -0±15

mV

失调温漂
Offset drift

≤±1.0

mV/℃

输出电压温漂
output drift

≤±1.0

mV/℃

线性度
Linearity

@ IP=0-±IPN≤1

%FS

响应时间
Response time

@50A/μS,  10%-90% ≤5

μS

带宽

Bandwidth

@ -3dB                                    DC-25

KHz

绝缘电压
Galvanic isolation

@ 50HZ/60HZ,AC,1min3

KV

绝缘阻抗

Isolation resistance

@ DC 500V                                1000

MΩ

 

使用说明  Directions for use


1. 当待测电流从传感器穿过,即可在输出端测得电压大小。(注意:错误的接线可能导致传感器损坏)

When the current will be measured goes through a sensor,the voltage will be measured at the output end.

(Note: The false wiring may result in the damage of the sensor)

 

2. 传感器的输出幅度可根据用户需要进行适当调节。

Customs can adjustOutput amplitudeof the sensorby needs.

 

3. 可按用户需求定制不同额定输入电流和输出电压的传感器。

Custom design in the different rated input current and the output voltage are available.

 


执行标准  Standards

 

l UL94-V0.

l EN60947-1:2004

l IEC60950-1:2001

l EN50178:1998

SJ 20790-2000

结构参数  Mechanical dimension(for reference only)

 

 

 

Remarks:

1. All dimensions are in mm.

2. General tolerance ±1mm.

应用  Applications

 

l 变频调速系统

Variable speed drives

l 电焊机

Welding machine

l 通讯电源

Battery supplied applications

不间断电源UPS

Uninterruptible Power Supplies (UPS)

l 电化学

Electrochemical


总体参数  General date

 

 

数值 Value

单位 Unit

符号 Symbol

工作温度 Operating temperature

-40 to +85

ºC

TA

储存温度 Storage temperature

-40to +125

ºC

TS

毛重(约)Mass(approx)

290

g

M

 

特性图Characteristics chart

 

脉冲电流信号响应特性 抗脉冲电压干扰特性

Pulse current signal response characteristicEffects of impulse noise

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