HOME | Company Profile | News | Products | Contact us
 
   
      
 
  newsnewsnamemygad
       Open Loop Current Sensors
 
QKC-EKAD

产品图片:2008121123522.jpg  



QKC500EKAD Hall-effect Current Sensor Series

QKC500EKAD series is a new generation of current sensor based on the principle of Hall-effect. It can be used for detecting AC under electrical isolation between output and input.

Electrical characteristics

 

Type

QKC050EKAD

QKC100EKAD

QKC200EKAD

QKC400EKAD

QKC500EKAD

 

IPN

Primary nominal input current

50(AC)

100(AC)

200(AC)

400(AC)

500(AC)

A(rms)

IP

Measuring primary current range                         

100(AC)

200(AC)

400(AC)

800(AC)

1000(AC)

A(rms)

VSN

Nominal output voltage

 5±1%(DC)

V

VC

Supply voltage

 ±12~±15(±5%)

V

IC

Current loss

VC=±15V                      <25

mA

Vd

Insulation voltage

2.5KVAC/50Hz/1min

 

Dynamic characteristics

εL  

Linearity

<±1

%FS

V0

Offset voltage

TA =25℃                      <±20

mV

VOT

Offset voltage temperature drift                                 

IP=0  TA =–25~+85℃           <±0.5

mV/℃

Tr

Response time

 ≤20

ms

f

Response frequency

 45Hz~20kHz

 

Generic characteristics

TA

Operation temperature                 

 –40~+85

TS

Storage temperature                 

 –55~+125

Advantages                            Typical applications

◆  electric welding equipment for the control of the welding current

◆      frequency conversion timing system

◆      UPS

◆     switching power supplies

◆     welding machine

 

◆ insulation between input and output

◆ competitive quality /price rate

◆ no insertion loss      

◆ easy to installation                 

◆ small size ,light heavy

package outlinemm)  

Elucidation1:+15V  2:-15V  3:Vout   4:0V   OFS: zero adjustment  GIN:gain adjustment

 
Address:南京市大明路135-3号
Phone:025-52619808   52619628   Fax:025-52619628
E-mail:hallsensor@hotmail.com、cgq@china-cgq.cn   Website:www.chinasensors.net   www:china-cgq.cn