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
LFA-B52系列开环型霍尔电流传感器的初、次级之间是绝缘的，用于控制、测量直流、交流和脉冲电流。LFA-B52 series current senso...
LFA-B52系列开环型霍尔电流传感器的初、次级之间是绝缘的，用于控制、测量直流、交流和脉冲电流。
LFA-B52 series current sensor is a open loop device based on the measuring 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 | LFA500B52 | LFA600B52 | LFA800B52 | LFA1000B52 | LFA500B52 | LFA2000B52 | LFA2500B52 | LFA3000B52 | LFA5000B52 | 单位 Unit |
| 额定输入电流(Ipn) | ±500 | ±600 | ±800 | ±1000 | ±1500 | ±2000 | ±2500 | ±3000 | ±5000 | A |
| 测量电流范围(Ip) | ±1500 | ±1800 | ±2400 | ±3000 | ±4500 | ±6000 | ±6000 | ±6000 | ±10000 | A |
| 额定输出电压 | @Ip=±Ipn±4±1% | V | ||||||||
| 电源电压 | ±15 ±5% | V | ||||||||
| 功耗电流 Power Consumption | +28，-15 | mA | ||||||||
| 失调电压 | @Ip=0 ±20 | mV | ||||||||
| 磁失调电压 | @Ip=±Ipn-0±10 | mV | ||||||||
| 失调电压温漂 | @ -40～+85℃≤±0.5 | mV/℃ | ||||||||
| 幅度电压温漂 Output drift | @ -40～+85℃≤±0.5 | mV/℃ | ||||||||
| 线性度 | @Ip=0-±Ipn≤±1 | %FS | ||||||||
| 精度 Accuracy | @ IPN ,Ta=25℃(excluding offset) ≤±1 | %FS | ||||||||
| 响应时间 | @50A/μS, 10%-90% ≤5 | μS | ||||||||
| 带宽 Bandwidth | @ -3dB DC…25 | KHz | ||||||||
| 绝缘电压 | @ 50HZ/60HZ，AC，1min5 | KV | ||||||||
| 绝缘阻抗 Isolation resistance | @ DC 500V 1000 | MΩ | ||||||||
| 结构参数 Mechanical dimension(for reference only) |
Remarks：
1. All dimensions are in mm.
2. General tolerance ±1mm.
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 available.
| |
l UL94-V0.
l EN60947-1:2004
l IEC60950-1:2001
l EN50178:1998
l SJ 20790-2000
| 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 | -40 to +125 | ºC | TS |
| 毛重(约)Mass(approx) | 520 | 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
| 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
l 不间断电源UPS
Uninterruptible Power Supplies (UPS)
l 电化学
Electrochemical
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